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.

Track this case

Case Number:

IPR2019-00810

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

  1. Filed: March 19, 2019 00:00

    Coverage

    1. 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.

    1 other articles on this case. View all »

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