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Process For Manipulating The Level Of Glycan Content Of A Glycoprotein

Patent No. EP3227454 (titled "Process For Manipulating The Level Of Glycan Content Of A Glycoprotein") was filed by Amgen on Dec 1, 2015. The application was issued on Jan 29, 2020.

Patent Summary

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Patent Family

Patent Oppositions (6)

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
D YOUNGOct 29, 2020D YOUNG
STRAWMANOct 29, 2020MEWBURN ELLIS
WITHERS & ROGERS LLPWALLIN NICHOLASWRIGHT HOWARDOct 29, 2020BOULT WADE TENNANT
WITHERS & ROGERS LLPWALLIN NICHOLASWRIGHT HOWARDOct 29, 2020WILSON
CABINET LAVOIXOct 28, 2020LAVOIX
MAIWALDOct 28, 2020MAIWALD

Dossier Documents

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EP3227454

AMGEN
Application Number
EP15816598A
Filing Date
Dec 1, 2015
Status
Granted And Under Opposition
Dec 27, 2019
Publication Date
Jan 29, 2020
External Links
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