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Last Updated: March 26, 2026

Litigation for Patent 7,976,838

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Patent Trial and Appeal Board Cases for Patent 7,976,838

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Patent	Petitioner	Status	Filing Date	Accorded Filing Date	Patent Owner	Trial Type	Trial Number	Decision Date	Inventor	Document Download
7,976,838	Boehringer Ingelheim Pharmaceuticals, Inc.	⤷ Start Trial	2014-12-15	01-15-2015	Genentech, Inc.	Inter partes review	⤷ Start Trial	07-14-2015	MARK BENYUNES	⤷ Start Trial
7,976,838	Celltrion, Inc.	⤷ Start Trial	2015-08-14	08-14-2015	Genentech, Inc.	Inter partes review	⤷ Start Trial	10-06-2015	MARK BENYUNES	⤷ Start Trial
7,976,838	Celltrion Inc.	⤷ Start Trial	2016-08-24	08-24-2016	BENYUNES	Inter partes review	⤷ Start Trial	03-02-2017		⤷ Start Trial
7,976,838	Pfizer, Inc.	⤷ Start Trial	2017-08-29	08-29-2017	BENYUNES, MARK C.	Inter partes review	⤷ Start Trial	04-04-2018		⤷ Start Trial
>Patent	>Petitioner	>Status	>Filing Date	>Accorded Filing Date	>Patent Owner	>Trial Type	>Trial Number	>Decision Date	>Inventor	>Document Download

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