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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.
Case Number:
Case Type:
IPR
Status:
Final Written Decision
Petitioner:
Microsoft Corporation
Patent Owner:
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.
Tech Center:
2100
-
October 19, 2020
Microsoft Gets PTAB To Whittle Down 2 Siri Tech Patents
Microsoft has notched partial victories in an ongoing patent battle over Siri digital voice assistant technology patents, with the Patent Trial and Appeal Board wiping out 17 of 18 claims in one patent and trimming 42 of 71 claims off another.
-
October 21, 2019
PTAB Says Microsoft's 5 Siri Tech Patent Challenges Justified
The Patent Trial and Appeal Board has instituted four petitions for review of a patent developed by the company behind Apple's Siri voice recognition software, saying that Microsoft Corp. provided "a reasoned explanation" for filing multiple petitions challenging it.