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Microsoft Corporation v. IPA Technologies Inc., which is a wholly owned subsidiary of Wi-LAN Technologies Inc., which is a wholly owned subsidiary of Wi-LAN Inc., which is a wholly owned subsidiary of Quarterhill Inc.

IPR2019-00811 | Patent Trial and Appeal Board

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Filed March 19, 2019
Terminated Dec. 22, 2022
Judges Kevin Trock, Lynne Pettigrew, Minn Chung, Ken Barrett, and Trevor Jefferson
Case Type Inter Partes Review
Status Final Written Decision
Challenged Patent 09/225,198
Patent No. 6,851,115 assignments
Tech Center 2100
Art Unit 2126
Inventors ADAM J. CHEYER, DAVID L. MARTIN
Last Updated: 2 months, 1 week ago
Filing Date # Filing and Exhibits