`
`Apple Inc. v. Koss Corp., IPR2021-00381, filed January 4, 2021,
`challenging U.S. Patent No. 10,491,982 B1:
`
`Apple Inc. v. Koss Corp., IPR2021-00592., filed March 2, 2021,
`challenging U.S. Patent No. 10,469,934 B2:
`
`Bose Corp. v. Koss Corp., IPR2021-00612., filed March 3, 2021.
`challenging the ‘025 patent;
`
`Apple Inc. v. Koss Corp., IPR2021-00626, filed March 17, 2021,
`challenging the '025 patent;
`
`Bose Corp. v. Koss Corp., IPR2021-00680, filed March 17, 2021,
`challenging U.S. Patent No. 10,469,934 B2:
`
`Apple Inc. v. Koss Corp., IPR2021-00679, filed March 22, 2021.
`challenging U.S. Patent No. 10,506,325 B1:
`
`Apple Inc. v. Koss Corp., IPR2021-00686, filed March 22, 2021,
`challenging U.S. Patent No. 10,491,982 B1: and
`
`Apple Inc. v. Koss Corp., IPR2021-00693, filed March 23, 2021,
`
`Page 1 of 1
`
`KOSS-2001
`IPR2022-00053
`
`Patent Trial and Appeal Board
`
`There is one pending inter partes review proceeding involving the “025
`
`patent:
`
`(1)» Bose Corp. v. Koss Corp., IPR2021-00626 (filed Mar. 17, 2021).
`
`There are several interpartes reviewproceedings involving the ‘025
`
`patent and involving patents related thereto:
`
`e Bose Corp. v. Koss Corp., IPR2021-00297, filed December 7, 2020.
`challenging U.S. Patent No. 10,368,155 B2:
`
`Apple Inc. v. Koss Corp., IPR2021-00305, filed December 15, 2020.
`challenging U.S. Patent No. 10,506,325 B1;
`
`① ②③
`
`Page 1 of 1
`
`KOSS-2001
`IPR2022-00053
`
`