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.
IPR2019-00835
PTAB
High-Tech
Claims Challenged1, 20, 21, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 45, 46, 47, 48, 49
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Claims ValidatedSubscription-Only
Claims InvalidatedSubscription-Only
Petitioner
1
Patent Owner
1
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