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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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`BOSE CORPORATION
`Petitioner
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`KOSS CORPORATION
`Patent Owner
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`_____________________
`CASE: IPR2021-00680
`U.S. PATENT NO. 10,469,934
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`PATENT OWNER’S UPDATED MANDATORY NOTICES
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`IPR2021-00680
`U.S. Patent 10,469,934
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`Patent Owner, Koss Corporation, submits the following updates to its
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`Mandatory Notices.
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`Lead and Back-up Counsel
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`Pursuant to 37 C.F.R. § 42.8(b)(3), Patent Owner hereby provides the
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`following notice of its updated designation of counsel. Pursuant to 37 C.F.R.
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`§ 42.10(b), an updated Power of Attorney accompanies this Mandatory Notice.
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`Lead Counsel
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`Backup Counsel
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`Mark G. Knedeisen
`Reg. No. 42,747
`K&L GATES LLP
`K&L Gates Center, 210 Sixth Avenue
`Pittsburgh, Pennsylvania 15222
`Tel.: (412) 355-6342
`mark.knedeisen@klgates.com
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`Laurén Shuttleworth Murray
`Reg. No. 67,462
`K&L GATES LLP
`K&L Gates Center, 210 Sixth Avenue
`Pittsburgh, Pennsylvania 15222
`Tel.: (412) 355-7471
`lauren.murray@klgates.com
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`Brian P. Bozzo
`Reg. No. 77,190
`K&L GATES LLP
`K&L Gates Center, 210 Sixth Avenue
`Pittsburgh, Pennsylvania 15222
`Tel.: (412) 355-8235
`brian.bozzo@klgates.com
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`Erik J. Halverson
`Reg. 73,552
`K&L GATES LLP
`70 W. Madison St., Suite 3100
`Chicago, IL 60602
`Tel.: (312)-807-4240
`erik.halverson@klgates.com
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`Service Information
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`IPR2021-00680
`U.S. Patent 10,469,934
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`Patent Owner consents to electronic service of all documents at the below
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`email addresses:
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`mark.knedeisen@klgates.com
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`lauren.murray@klgates.com
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`brian.bozzo@klgates.com
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`erik.halverson@klgates.com
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`Dated: January 3, 2022
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`Respectfully submitted,
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`/Mark G. Knedeisen/
`By:
`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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`Certification of Service Under 37 C.F.R. § 42.6(e)(4)
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`I hereby certify that on January 3, 2022, I caused a true and correct copy of
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`IPR2021-00680
`U.S. Patent 10,469,934
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`the foregoing to be served on the following counsel for Petitioner by electronic mail
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`to the following email address:
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`Michael N. Rader
`Gregory S. Nieberg
`Nathan R. Speed
`Wolf, Greenfield & Sacks, P.C.
`600 Atlantic Avenue
`Boston, MA 02210-2206
`Email: MRader-PTAB@wolfgreenfield.com
`Email: GNieberg@wolfgreenfield.com
`Email: nspeed@wolfgreenfield.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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