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.

IPR2019-00839
PTAB
High-Tech
Patent Number07036128
Appeal NumberLogin To View
Filing DateMar 20, 2019
Institution DateNov 8, 2019
Termination DateLogin To View
Case LengthLogin To View
Technology Center-
Claims Challenged1, 10, 11, 12, 17, 19, 22, 27, 28, 29, 30, 31, 32, 41, 42, 43, 44, 7, 8, 9
Claims InstitutedLogin To View
Claims ValidatedSubscription-Only
Claims InvalidatedSubscription-Only
Petitioner
1
Microsoft Corporation
Patent Owner
1
Quarterhill Inc.
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