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IP Verse

Process For Lyophilized Pharmaceutical Formulation Of A Therapeutic Protein - EP3681483

The patent EP3681483 was granted to Amgen on May 18, 2022. The application was originally filed on Sep 10, 2018 under application number EP18779167A. The patent is currently recorded with a legal status of "Revoked".

EP3681483

AMGEN
Application Number
EP18779167A
Filing Date
Sep 10, 2018
Status
Revoked
Sep 5, 2025
Publication Date
May 18, 2022
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (3)

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

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OETKEFeb 20, 2023OETKEADMISSIBLE
WITHERS & ROGERSFeb 20, 2023TOMBLINGADMISSIBLE
JG OPPOSITIONSFeb 17, 2023ROBINSONADMISSIBLE

Patent Citations (25) New

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

Citation PhasePublication Number
DESCRIPTIONEP0171496
DESCRIPTIONEP0173494
DESCRIPTIONGB2177096
DESCRIPTIONUS2012028877
DESCRIPTIONUS4751180
DESCRIPTIONUS4816397
DESCRIPTIONUS4816567
DESCRIPTIONUS4935233
DESCRIPTIONUS4946778
DESCRIPTIONUS5939598
DESCRIPTIONWO2004039337
DESCRIPTIONWO8809344
DESCRIPTIONWO9954440
INTERNATIONAL-SEARCH-REPORTUS2016000921
INTERNATIONAL-SEARCH-REPORTWO2013096791
OPPOSITIONEP1977763
OPPOSITIONUS2010144631
OPPOSITIONUS2016000921
OPPOSITIONWO03041637
OPPOSITIONWO2007124090
OPPOSITIONWO2011012637
OPPOSITIONWO2012066058
OPPOSITIONWO2013096791
OPPOSITIONWO2015150968
OPPOSITIONWO2017129585

Dossier Documents

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    Description

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