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`
`UNITED STATES PATENT AND TRADEMARK OFFICE
`
`
`
`
`
`
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`
`
`
`
`
`
`APPLE INC.,
`Petitioner,
`
`v.
`
`KOSS CORPORATION,
`Patent Owner.
`
`_____________________
`CASE: IPR2021-00255
`U.S. PATENT NO. 10,298,451
`_____________________
`
`
`
`PATENT OWNER’S UPDATED MANDATORY NOTICES
`
`
`
`
`
`
`
`
`

`

`IPR2021-00255
`Patent Owner’s Updated Mandatory Notices
`
`Patent Owner, Koss Corporation, submits the following updates to its
`
`
`
`Mandatory Notices.
`
`I.
`
`REAL PARTY-IN-INTEREST
`
`No change.
`
`II. RELATED MATTERS
`
`U.S. Patent No. 10,298,451 (“the ’451 Patent”) is currently involved in the
`
`following lawsuits: Koss Corporation v. Apple Inc., Case No. 6:20-cv-00665 (W.D.
`
`Tex.) and Apple Inc. v. Koss Corporation, Case No. 5:20-cv-05504 (N.D. Cal.).
`
`Pending U.S. patent application Serial No. 16/875,351, filed May 15, 2020,
`
`claims priority, indirectly through several applications (now patents), to the ’451
`
`Patent.
`
`The ’451 Patent is also involved in the following inter partes review:
`
` IPR2021-00665 IPR2021-00600, filed March 7, 2021.
`
`III. LEAD AND BACKUP COUNSEL
`
`No change.
`IV. SERVICE INFORMATION
`
`No change.
`
`
`Dated: March 11, 2021
`
`
`
`
`
`Respectfully submitted,
`
`By:
`
`
`
`
`/Mark G. Knedeisen/
`Mark G. Knedeisen (Reg. No. 42,747)
`K&L Gates Center, 210 Sixth Avenue
`
`504219417 v2
`
`1
`
`

`

`
`
`
`
`IPR2021-00255
`Patent Owner’s Updated Mandatory Notices
`
`
`
`Pittsburgh, Pennsylvania 15222
`Tel.: (412) 355-6342
`mark.knedeisen@klgates.com
`
`Counsel for Patent Owner
`
`504219417 v2
`
`2
`
`

`

`
`
`IPR2021-00255
`Patent Owner’s Updated Mandatory Notices
`
`Certification of Service Under 37 C.F.R. § 42.6(e)(4)
`
`I hereby certify that on March 12, 2021, I caused a true and correct copy of
`
`the foregoing to be served on the following counsel for Petitioner by electronic mail
`
`to the following email address:
`
`
`
`
`
`
`W. Karl Renner (Reg. No. 41,265)
`Roberto Devoto (Reg. No. 55,108)
`Ryan Chowdhury (Reg. No. 74,466)
`Fish & Richardson P.C.
`3200 RBC Plaza
`60 South Sixth Street
`Minneapolis, MN 55402
`Email: IPR50095-0020IP1@fr.com
`Email: PTABInbound@fr.com
`Email: axf-ptad@fr.com
`Email: devoto@fr.com
`
`
`
`By:
`
`
`
`
`/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
`
`Counsel for Patent Owner
`
`
`
`

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