Valve Corp v. Immersion Corp

Richard Giunta

Michael Parsons

Marc Johannes

Elisabeth Hunt

David D. Schumann

Timothy F. Dewberry

Palani P. Rathinasamy

Moses Xie

Prosecution History analysis

Examiner Search analysis

Invalidity Framework analysis

Valve challenges an AR haptics patent, arguing 17 claims are unpatentable as anticipated or obvious over prior art in VR gaming & surgical simulation.

Immersion Corp

Valve Corp

Last Docket Entry Date

Total Docket Entries

IPR2024-00557 | Valve Corp v. Immersion Corp | Ex Parte

Patent Trial and Appeal Board

Judge	Cases	Inst. Rate	FWD Inv. Rate
Christopher L Ogden	300+	65%	80%
Christopher L Ogden	300+	65%	80%
Matthew J McNeill	60+	61%	77%
Michael R Zecher	700+	61%	88%
William V Saindon	600+	69%	85%

Name	Ratings
Wolf Greenfield & Sacks	L5 A
Richard Giunta	L5 A
Michael Parsons	L5 A
Elisabeth Hunt	L4 A
Marc Johannes	-- -- --

Name	Ratings
Folio Law Group PLLC	L3 E
David D. Schumann	L4 E
Timothy F. Dewberry	-- -- --
Palani P. Rathinasamy	-- -- --
Moses Xie	-- -- --