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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: IPR2021-00612
`U.S. PATENT NO. 10,206,025
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`PATENT OWNER’S POWER OF ATTORNEY
`PURSUANT TO 37 C.F.R. § 42.10(b)
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`504213474 v1
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`IPR2021-00612 Patent Owner’s Power of Attorney
`U.S. Patent 10,206,025
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`Patent Owner Koss Corporation hereby appoints the following practitioners:
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`Lead Counsel: Mark G. Knedeisen (Reg. No. 42,747)
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`Backup Counsel: Ragae M. Ghabrial (Reg. No. 59,104)
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`Michelle Weaver (Reg. No. 72,132)
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`as its attorneys to transact all business in the United States Patent & Trademark
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`Office associated with the inter partes review of U.S. Patent No. 10,206,025.
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`The undersigned is authorized to sign this Power of Attorney on behalf of
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`Patent Owner.
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`Respectfully submitted,
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`By: ________________________
`Koss Corporation
`Name: Michael J. Koss, Jr.
`Title: Vice President, Marketing & Product
`Date: _______________________
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`IPR2021-00612 Patent Owner’s Power of Attorney
`U.S. Patent 10,206,025
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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 March 11, 2021, I caused a true and correct copy of
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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 (mrader-ptab@wolfgreenfield.com)
`Gregory S. Nieberg (gnieberg-ptab@wolfgreenfield.com)
`Nathan R. Speed (nspeed@wolfgreenfield.com)
`Wolf, Greenfield & Sacks, P.C.
`600 Atlantic Avenue
`Boston, MA 02210-2206
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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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`By:
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