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IP Verse

Compositions And Methods For Increasing The Serum Half-Life Of A Therapeutic Agent Targeting Complement C5 - EP2978451

The patent EP2978451 was granted to Alexion Pharmaceuticals on Nov 27, 2019. The application was filed on Mar 28, 2014 under application number EP14722916A. The patent is currently recorded with a legal status of "Revoked".

EP2978451

ALEXION PHARMACEUTICALS
Application Number
EP14722916A
Filing Date
Mar 28, 2014
Status
Revoked
May 5, 2023
Publication Date
Nov 27, 2019
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

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 DateRepresentativeOpposition Status
ALNYLAM PHARMACEUTICALSAug 27, 2020HOFFMANN EITLEADMISSIBLE
REGENERON PHARMACEUTICALSAug 27, 2020CARPMAELS & RANSFORDADMISSIBLE

Patent Citations (51) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
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DESCRIPTIONUS5308341
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DESCRIPTIONUS6302855
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DESCRIPTIONWO0177137
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OPPOSITIONEP2970974
OPPOSITIONWO2007103549
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OPPOSITIONWO2010054403
OPPOSITIONWO2010151526
OPPOSITIONWO2011109338
OPPOSITIONWO2014160129

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

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