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Method For The Reduction Of Host Cell Proteins In Affinity Chromatography

Patent No. EP3337812 (titled "Method For The Reduction Of Host Cell Proteins In Affinity Chromatography") was filed by F Hoffmann LA Roche on Aug 18, 2016. The application was issued on Apr 28, 2021.

Patent Summary

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Patent Oppositions (4)

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentative
ELKINGTON AND FIFEJan 28, 2022ELKINGTON AND FIFE
WALLINGER RICKER SCHLOTTER TOSTMANNJan 28, 2022WALLINGER RICKER SCHLOTTER TOSTMANN
WITHERS & ROGERSJan 28, 2022TOMBLING
MAIWALDJan 27, 2022MAIWALD

Dossier Documents

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EP3337812

F HOFFMANN LA ROCHE
Application Number
EP16757608A
Filing Date
Aug 18, 2016
Status
Granted And Under Opposition
Mar 26, 2021
Publication Date
Apr 28, 2021
External Links
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