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Last Updated: December 15, 2025

PTAB Cases from Celltrion, Inc. et al.

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Patent Trial and Appeal Board Cases for Petitioner: Celltrion, Inc. et al.

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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	Celltrion, Inc. et al.	⤷ Get Started Free	2018-05-04	05-04-2018		Inter partes review	⤷ Get Started Free	10-30-2018		⤷ Get Started Free
8,580,264	Celltrion, Inc. et al.	⤷ Get Started Free	2022-02-21	02-21-2022		Inter partes review	⤷ Get Started Free	08-31-2022		⤷ Get Started Free
8,591,897	Celltrion, Inc. et al.	⤷ Get Started Free	2017-02-21	02-21-2017		Inter partes review	⤷ Get Started Free			⤷ Get Started Free
>Patent	>Petitioner	>Status	>Filing Date	>Accorded Filing Date	>Patent Owner	>Trial Type	>Trial Number	>Decision Date	>Inventor	>Document Download

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