Air Products Chemicals Inc v. Evonik Operations GmbH

Gwilym Attwell

Joshua Griswold

John R. Lane

Grace J. Kim

Nels T. Lippert

Philip Braginsky

Rachel J. Lin

Prosecution History analysis

Examiner Search analysis

Invalidity Framework analysis

Gas separation patent challenged: Ungerank & Scholz prior art cited for obviousness of all 23 claims covering a three-stage membrane separation process.

Markus Priske

Air Products Chemicals Inc

Evonik Operations GmbH

Evonik Corp

Last Docket Entry Date

Total Docket Entries

IPR2024-00611 | Air Products Chemicals Inc v. Evonik Operations GmbH | Ex Parte

Patent Trial and Appeal Board

Judge	Cases	Inst. Rate	FWD Inv. Rate
Alyssa A Finamore	100+	72%	63%
Avelyn M Ross	200+	70%	80%
Jeffrey W Abraham	400+	59%	85%
Jo-Anne M Kokoski	600+	55%	74%
Michael G McManus	20+	64%	83%

Name	Ratings
Fish & Richardson	L5 A
Joshua Griswold	L5 A
John R. Lane	L2 D
Gwilym Attwell	-- -- --
Grace J. Kim	-- -- --

Name	Ratings
Evonik Operations GmbH	L2 C
Markus Priske	L2 B
Evonik Corp	L2 C

Name	Ratings
Wilmer Cutler Pickering Hale Dorr LLP	L5 E
Nels T. Lippert	-- -- --
Tarter Krinsky & Drogin LLP	L1 D
Philip Braginsky	-- -- --
Rachel J. Lin	-- -- --