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IP Verse

Perfusion Bioreactor And Related Methods Of Use - EP3697887

The patent EP3697887 was granted to Regeneron Pharmaceuticals on Apr 6, 2022. The application was originally filed on Oct 15, 2018 under application number EP18797333A. The patent is currently recorded with a legal status of "Revoked".

EP3697887

REGENERON PHARMACEUTICALS
Application Number
EP18797333A
Filing Date
Oct 15, 2018
Status
Revoked
Sep 6, 2024
Publication Date
Apr 6, 2022
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

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SCHIWECK WEINZIERL KOCH PATENTANWALTE PARTNERSCHAFT MBBJan 9, 2023SCHIWECK WEINZIERL KOCH PATENTANWALTE PARTNERSCHAFT MBBADMISSIBLE
SARTORIUS STEDIM BIOTECHDec 21, 2022MICHALSKI HUTTERMANN & PARTNER PATENTANWALTE MBBADMISSIBLE

Patent Citations (18) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTUS2016145563
INTERNATIONAL-SEARCH-REPORTWO2006071716
INTERNATIONAL-SEARCH-REPORTWO2013103901
INTERNATIONAL-SEARCH-REPORTWO2016004322
INTERNATIONAL-SEARCH-REPORTWO2016196261
INTERNATIONAL-SEARCH-REPORTWO2016196315
INTERNATIONAL-SEARCH-REPORTWO2017132185
OPPOSITIONEP0211241
OPPOSITIONEP1500944
OPPOSITIONUS2016145563
OPPOSITIONWO2006071716
OPPOSITIONWO2006128908
OPPOSITIONWO2009023562
OPPOSITIONWO2011005773
OPPOSITIONWO2016196261
OPPOSITIONWO2016196315
OPPOSITIONWO2017132185
OPPOSITIONWO9721824

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.

  • Date

    Description

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