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Last Updated: December 15, 2025

Litigation for Patent 8,580,264

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Patent Trial and Appeal Board Cases for Patent 8,580,264

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Patent	Petitioner	Status	Filing Date	Accorded Filing Date	Patent Owner	Trial Type	Trial Number	Decision Date	Inventor	Document Download
8,580,264	Fresenius Kabi USA, LLC	⤷ Get Started Free	2021-08-18	08-18-2021	Zhang et al	Inter partes review	⤷ Get Started Free	02-23-2022		⤷ Get Started Free
8,580,264	Fresenius Kabi USA, LLC	⤷ Get Started Free	2021-09-24	09-24-2021	Zhang et al	Inter partes review	⤷ Get Started Free	03-03-2022		⤷ 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
>Patent	>Petitioner	>Status	>Filing Date	>Accorded Filing Date	>Patent Owner	>Trial Type	>Trial Number	>Decision Date	>Inventor	>Document Download

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