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IP Verse

Method For Purifying Antibodies - EP3172220

The patent EP3172220 was granted to The United States OF America on Dec 27, 2023. The application was originally filed on Jul 27, 2015 under application number EP15750191A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP3172220

THE UNITED STATES OF AMERICA
Application Number
EP15750191A
Filing Date
Jul 27, 2015
Status
Patent Maintained As Amended
Nov 24, 2023
Publication Date
Dec 27, 2023
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
RENTSCHLER BIOPHARMAApr 8, 2021VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBBADMISSIBLE
EUSA PHARMA UKApr 7, 2021POTTER CLARKSONADMISSIBLE

Patent Citations (7) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTWO0182958
INTERNATIONAL-SEARCH-REPORTWO2009016651
OPPOSITIONUS2002146388
OPPOSITIONWO2010141039
OPPOSITIONWO2013060867
OPPOSITIONWO2013075849
OPPOSITIONWO2013189554

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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    Description

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