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.

IPR2019-00812
PTAB
High-Tech
Patent Number06851115
Appeal NumberLogin To View
Filing DateMar 19, 2019
Institution DateOct 17, 2019
Termination DateLogin To View
Case LengthLogin To View
Technology Center-
Claims Challenged1, 15, 17, 18, 19, 20, 21, 22, 23, 24, 25, 29, 34, 38, 40, 41, 42, 43, 44
Claims InstitutedLogin To View
Claims ValidatedSubscription-Only
Claims InvalidatedSubscription-Only
Petitioner
1
Microsoft Corporation
Patent Owner
1
Quarterhill Inc.
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