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`IN THE UNITED STATES DISTRICT COURT
`FOR THE EASTERN DISTRICT OF TEXAS
`MARSHALL DIVISION
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`
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`
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`Case No. 2:18-CV-00514
`Jury Trial Demanded
`
`UNILOC 2017 LLC,
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`Plaintiff,
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`
`v.
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`AT&T SERVICES, INC. and AT&T
`MOBILITY LLC,
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`Defendants,
`
`
`ERICSSON INC.,
`
`
`Intervenor Defendant.
`
`§
`§
`§
`§
`§
`§
`§
`§
`§
`§
`§
`§
`§
`§
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`
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`INTERVENOR ERICSSON INC.’S ANSWER IN INTERVENTION
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`Intervenor Ericsson Inc. (“Ericsson”), by and through its undersigned counsel, hereby
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`submits the following Answer in Intervention to the November 17, 2018 Complaint (DE 1)
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`(“Complaint”) of Plaintiff Uniloc 2017 LLC (“Uniloc”):
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`SCOPE OF ERICSSON’S ANSWER IN INTERVENTION
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`
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`Ericsson’s intervention in this case is limited to defending claims arising from AT&T
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`Services, Inc. and AT&T Mobility LLC’s (collectively, “AT&T”) use of Ericsson products.
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`To the extent a response is required to allegations outside of this scope, Ericsson is without
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`knowledge or information sufficient to form a belief as to the truth of such allegations and
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`therefore denies them. Ericsson’s use of headings in this Answer in Intervention is for
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`convenience only and are not admissions as to any of Uniloc’s allegations in the Complaint.
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`
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`Ex. 1023 / Page 1 of 13
`ERICSSON v. UNILOC
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`
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`Case 2:18-cv-00514-JRG Document 44 Filed 05/07/19 Page 2 of 13 PageID #: 396
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`ANSWER IN INTERVENTION
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`NATURE OF THE ACTION
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`1.
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`Ericsson admits that Uniloc purports to allege in the Complaint that AT&T has
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`infringed U.S. Patents Nos. 6,901,272 (the “’272 patent), 6,519,005 (the “’005 patent) and
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`7,016,676 (the “’676 patent) (collectively, the “Patents-in-Suit”). Ericsson admits that Exhibits
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`A-C of the Complaint appear to be accurate reproductions of the Patents-in-Suit.
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`2.
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`Ericsson admits that Uniloc purports to allege in the Complaint that AT&T has
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`infringed the Patents-in-Suit by importing, making, offering for sale, selling and operating
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`certain applications and devices. Ericsson admits that Uniloc purports to seek damages and
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`other relief in the Complaint. Ericsson is without knowledge or information sufficient to form
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`a belief as to the truth of the allegations set forth in the remainder of this Paragraph and
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`therefore denies them.
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`THE PARTIES
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`3.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`4.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`5.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`6.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`2
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`Ex. 1023 / Page 2 of 13
`ERICSSON v. UNILOC
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`Case 2:18-cv-00514-JRG Document 44 Filed 05/07/19 Page 3 of 13 PageID #: 397
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`7.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`JURISDICTION AND VENUE
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`8.
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`This Paragraph states a legal conclusion to which no response is necessary. To
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`the extent a response is deemed necessary, Ericsson denies that AT&T has infringed the ’676
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`patent through AT&T’s use of Ericsson products. Ericsson is without knowledge or
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`information sufficient to form a belief as to the truth of the remaining allegations set forth in
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`this Paragraph and therefore denies them.
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`9.
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`Ericsson denies that AT&T has infringed the ’676 patent through AT&T’s use
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`of Ericsson products. Ericsson is without knowledge or information sufficient to form a belief
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`as to the truth of the allegations set forth in this Paragraph and therefore denies them.
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`10.
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`Ericsson denies that AT&T has infringed the ’676 patent through AT&T’s use
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`of Ericsson products. Ericsson is without knowledge or information sufficient to form a belief
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`as to the truth of the remaining allegations set forth in this Paragraph and therefore denies them.
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`COUNT I: INFRINGEMENT OF U.S. PATENT NO. 6,901,272
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`11.
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`Ericsson incorporates by reference each response contained in paragraphs 1
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`through 10 of this Answer in Intervention as though fully set forth herein.
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`12.
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`Ericsson admits that Exhibit A of the Complaint appears to be an accurate
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`reproduction of the ’272 patent. Ericsson admits to the allegations made in the remainder of
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`this Paragraph.
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`13.
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`This Paragraph states a legal conclusion to which no response is necessary. To
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`the extent a response is deemed necessary, denied.
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`3
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`Ex. 1023 / Page 3 of 13
`ERICSSON v. UNILOC
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`Case 2:18-cv-00514-JRG Document 44 Filed 05/07/19 Page 4 of 13 PageID #: 398
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`14.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`15.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`16.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`17.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`18.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`19.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`20.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`21.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`22.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`23.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`24.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`4
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`Ex. 1023 / Page 4 of 13
`ERICSSON v. UNILOC
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`Case 2:18-cv-00514-JRG Document 44 Filed 05/07/19 Page 5 of 13 PageID #: 399
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`25.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`26.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`27.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`28.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`29.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`30.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`COUNT II: INFRINGEMENT OF U.S. PATENT NO. 6,519,005
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`31.
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`Ericsson incorporates by reference each response contained in paragraphs 1
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`through 10 of this Answer in Intervention as though fully set forth herein.
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`32.
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`Ericsson admits that Exhibit B of the Complaint appears to be an accurate
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`reproduction of the ’005 patent. Ericsson admits to the allegations made in the remainder of
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`this Paragraph.
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`33.
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`This Paragraph states a legal conclusion to which no response is necessary. To
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`the extent a response is deemed necessary, denied.
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`34.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`5
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`Ex. 1023 / Page 5 of 13
`ERICSSON v. UNILOC
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`Case 2:18-cv-00514-JRG Document 44 Filed 05/07/19 Page 6 of 13 PageID #: 400
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`35.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`36.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`37.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`38.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`39.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`40.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`41.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`42.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`43.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`44.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`45.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`6
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`Ex. 1023 / Page 6 of 13
`ERICSSON v. UNILOC
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`Case 2:18-cv-00514-JRG Document 44 Filed 05/07/19 Page 7 of 13 PageID #: 401
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`46.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`47.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`48.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`49.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`50.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`51.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`COUNT III: INFRINGEMENT OF U.S. PATENT NO. 7,016,676
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`52.
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`Ericsson incorporates by reference each response contained in paragraphs 1
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`through 10 of this Answer in Intervention as though fully set forth herein.
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`53.
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`Ericsson admits that Exhibit C of the Complaint appears to be an accurate
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`reproduction of the ’676 patent. Ericsson admits to the allegations made in the remainder of
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`this Paragraph.
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`54.
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`This Paragraph states a legal conclusion to which no response is necessary. To
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`the extent a response is deemed necessary, denied.
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`55.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`7
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`Ex. 1023 / Page 7 of 13
`ERICSSON v. UNILOC
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`Case 2:18-cv-00514-JRG Document 44 Filed 05/07/19 Page 8 of 13 PageID #: 402
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`56.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`57.
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`Ericsson is without knowledge or information sufficient to form a belief as to
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`the truth of the allegations set forth in this Paragraph and therefore denies them.
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`58.
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`Ericsson admits that it provides to AT&T base stations that can be configured
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`to communicate with LTE-LAA-enabled devices over an unlicensed frequency band
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`(“Ericsson LTE-LAA Base Stations”). Ericsson denies the remaining allegations set forth in
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`this Paragraph.
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`59.
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`Denied with respect to Ericsson LTE-LAA Base Stations. Ericsson is without
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`knowledge or information sufficient to form a belief as to the truth of the remaining allegations
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`set forth in this Paragraph and therefore denies them.
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`60.
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`Denied with respect to Ericsson LTE-LAA Base Stations. Ericsson is without
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`knowledge or information sufficient to form a belief as to the truth of the remaining allegations
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`set forth in this Paragraph and therefore denies them.
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`61.
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`Ericsson admits that the Ericsson LTE-LAA Base Stations communicate with
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`smartphones. Ericsson further admits that certain of those smartphones are capable of
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`communicating with other devices via the LTE-LAA and Wi-Fi protocols. Ericsson denies
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`that the Ericsson LTE-LAA Base Stations communicate with any devices using the Wi-Fi
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`protocol. Ericsson is without knowledge or information sufficient to form a belief as to the
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`truth of the remaining allegations set forth in this Paragraph and therefore denies them.
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`8
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`Ex. 1023 / Page 8 of 13
`ERICSSON v. UNILOC
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`Case 2:18-cv-00514-JRG Document 44 Filed 05/07/19 Page 9 of 13 PageID #: 403
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`62.
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`Denied with respect to Ericsson LTE-LAA Base Stations. Ericsson is without
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`knowledge or information sufficient to form a belief as to the truth of the remaining
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`allegations set forth in this Paragraph and therefore denies them.
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`63.
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`Denied with respect to Ericsson LTE-LAA Base Stations. Ericsson is without
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`knowledge or information sufficient to form a belief as to the truth of the remaining allegations
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`set forth in this Paragraph and therefore denies them.
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`64.
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`Denied with respect to Ericsson LTE-LAA Base Stations. Ericsson is without
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`knowledge or information sufficient to form a belief as to the truth of the remaining allegations
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`set forth in this Paragraph and therefore denies them.
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`65.
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`Denied with respect to Ericsson LTE-LAA Base Stations. Ericsson is without
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`knowledge or information sufficient to form a belief as to the truth of the remaining allegations
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`set forth in this Paragraph and therefore denies them.
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`66.
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`Denied with respect to Ericsson LTE-LAA Base Stations. Ericsson is without
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`knowledge or information sufficient to form a belief as to the truth of the remaining allegations
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`set forth in this Paragraph and therefore denies them.
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`67.
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`Denied with respect to Ericsson LTE-LAA Base Stations. Ericsson is without
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`knowledge or information sufficient to form a belief as to the truth of the remaining allegations
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`set forth in this Paragraph and therefore denies them.
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`68.
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`Denied with respect to Ericsson LTE-LAA Base Stations. Ericsson is without
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`knowledge or information sufficient to form a belief as to the truth of the remaining allegations
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`set forth in this Paragraph and therefore denies them.
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`9
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`Ex. 1023 / Page 9 of 13
`ERICSSON v. UNILOC
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`Case 2:18-cv-00514-JRG Document 44 Filed 05/07/19 Page 10 of 13 PageID #: 404
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`69.
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`Denied with respect to Ericsson LTE-LAA Base Stations. Ericsson is without
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`knowledge or information sufficient to form a belief as to the truth of the remaining allegations
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`set forth in this Paragraph and therefore denies them.
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`70.
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`Denied with respect to Ericsson LTE-LAA Base Stations. Ericsson is without
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`knowledge or information sufficient to form a belief as to the truth of the remaining allegations
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`set forth in this Paragraph and therefore denies them.
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`DEFENSES
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`First Defense
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`Each purported claim for relief fails to state a claim upon which relief can be granted.
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`Second Defense
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`Ericsson has not infringed, and does not infringe (literally, under the doctrine of
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`equivalents, directly, indirectly, contributorily, or by inducement) any valid, enforceable claim
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`of the ’676 patent.
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`Third Defense
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`Uniloc’s right to seek damages is limited, including without limitation, by 35 U.S.C.
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`§§ 286, 287 and 288.
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`Fourth Defense
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`Uniloc’s actions in defending this case do not give rise to an exceptional case under 35
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`U.S.C. § 285.
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`Fifth Defense
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`Ericsson has not willfully infringed any claim of the ’676 patent.
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`10
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`Ex. 1023 / Page 10 of 13
`ERICSSON v. UNILOC
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`Case 2:18-cv-00514-JRG Document 44 Filed 05/07/19 Page 11 of 13 PageID #: 405
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`Sixth Defense
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`Uniloc is not entitled to injunctive relief at least because any injury Uniloc has
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`sustained is not immediate or irreparable, and if Uniloc were to prevail on its cause of action
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`for any claim, it has an adequate remedy at law.
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`AFFIRMATIVE DEFENSES
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`Without altering the burden of proof, Ericsson asserts the following defenses, which
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`are based upon an investigation that is not complete and is prior to the results of any discovery
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`from Uniloc. Ericsson’s investigation of its defenses is continuing, and Ericsson reserves the
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`right to assert all affirmative defenses under Rule 8(c) of the Federal Rules of Civil Procedure,
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`the patent laws of the United States, and any other defense, at law or in equity, that may now
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`exist or in the future be available based upon discovery and further investigation in this case.
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`First Affirmative Defense
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`The claims of the ’676 patent are invalid for failure to meet the conditions for
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`patentability set forth in 35 U.S.C. §§ 101 et seq., including without limitation §§ 101, 102,
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`103, and/or 112 thereof.
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`Second Affirmative Defense
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`Uniloc’s claims are barred, in whole or in part, by the doctrines of laches, estoppel,
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`unclean hands, waiver, acquiescence, and any other applicable equitable doctrine.
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`DEMAND FOR JURY TRIAL
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`Pursuant to Federal Rule of Civil Procedure 38(b), Ericsson Inc. demands a trial by
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`jury on all issues so triable.
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`11
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`Ex. 1023 / Page 11 of 13
`ERICSSON v. UNILOC
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`Case 2:18-cv-00514-JRG Document 44 Filed 05/07/19 Page 12 of 13 PageID #: 406
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`Dated: May 7, 2019
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`Respectfully Submitted,
`
`/s/ Jacob K. Baron
`
`Joshua C. Krumholz, Esq.
`(LEAD COUNSEL)
`MA Bar No.: 552573
`Email: joshua.krumholz@hklaw.com
`(pro hac vice application forthcoming)
`Jacob K. Baron, Esq.
`MA Bar No.: 652568
`Email: jacob.baron@hklaw.com
`Jacob W. S. Schneider, Esq.
`MA Bar No.: 675315
`Email: jacob.schneider@hklaw.com
`(pro hac vice application forthcoming)
`Rabi Fiotto, Esq.
`MA Bar No.: 699571
`Email: rabi.fiotto@hklaw.com
`(pro hac vice application forthcoming)
`HOLLAND & KNIGHT LLP
`10 Saint James Avenue; 11th Floor
`Boston, MA 02116
`Telephone: (617)523-2700
`Facsimile:
`(617)523-6850
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`Attorneys for Ericsson Inc.
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`12
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`Ex. 1023 / Page 12 of 13
`ERICSSON v. UNILOC
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`Case 2:18-cv-00514-JRG Document 44 Filed 05/07/19 Page 13 of 13 PageID #: 407
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`CERTIFICATE OF SERVICE
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`I HEREBY CERTIFY that on this 7th day of May, 2019, I caused the foregoing
`Answer in Intervention to be electronically filed with the Clerk of the Court by using the
`CM/ECF system which will send a notice of electronic filing to all counsel of record who are
`deemed to have consented to electronic service.
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`
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` /s/
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`Jacob K. Baron
`Jacob K. Baron, Esq.
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`13
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`Ex. 1023 / Page 13 of 13
`ERICSSON v. UNILOC
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