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`UNITED STATES PATENT AND TRADEMARK OFFICE
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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`APPLE INC.,
`Petitioner,
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`v.
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`KOSS CORPORATION,
`Patent Owner.
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`_____________________
`CASE: IPR2021-00592
`U.S. PATENT NO. 10,469,934
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`PATENT OWNER’S UPDATED MANDATORY NOTICES
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`504305811 v1
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`Patent Owner, Koss Corporation, submits the following updates to its mandatory
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`IPR2021-00592
`Patent No. 10,469,934
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`notices.
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`I.
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`REAL PARTY-IN-INTEREST
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`No change.
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`II. RELATED MATTERS
`A. District Court Litigation
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`Patent No. 10,469,934 is additionally involved in the following district court matter:
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`Koss Corporation v. Skullcandy, Inc., Case No. 2:21-cv-00203 (D. Utah).
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`B.
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`Patent Trial and Appeal Board
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`No change.
`C. United States Patent and Trademark Office
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`No change.
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`III. LEAD AND BACKUP COUNSEL (37 C.F.R. § 42.8(B)(3))
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`No change.
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`IV. SERVICE INFORMATION
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`No change.
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`Dated: April 12, 2021
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`Respectfully submitted,
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`By:
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`/Mark G. Knedeisen/
`Mark G. Knedeisen (Reg. No. 42,747)
`K&L Gates Center, 210 Sixth Avenue
`Pittsburgh, Pennsylvania 15222
`Tel.: (412) 355-6342
`mark.knedeisen@klgates.com
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`Counsel for Patent Owner
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`- 1 -
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`IPR2021-00592
`Patent No. 10,469,934
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`Certification of Service Under 37 C.F.R. § 42.6(e)(4)
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`I hereby certify that on April 12, 2021, I caused a true and correct copy of the
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`foregoing to be served on the following counsel for Petitioner by electronic mail to
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`the following email address:
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`W. Karl Renner
`David L. Holt
`Joel A. Henry
`Fish & Richardson P.C.
`3200 RBC Plaza
`60 South Sixth Street
`Minneapolis, MN 55402
`ipr50095-0018ip1@fr.com
`ptabinbound@fr.com
`axf-ptab@fr.com
`holt2@fr.com
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`By:
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`/Mark G. Knedeisen/
`Mark G. Knedeisen (Reg. No. 42,747)
`K&L Gates Center, 210 Sixth Avenue
`Pittsburgh, Pennsylvania 15222
`Tel.: (412) 355-6342
`mark.knedeisen@klgates.com
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`Counsel for Patent Owner
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