The Weekly Litigation News Digest is now live. Subscribe now

Antibodies With Modified Affinity To Fcrn That Promote Antigen Clearance - EP3181581

The patent EP3181581 was granted to Chugai Seiyaku Kabushiki Kaisha on Sep 25, 2024. The application was originally filed on Mar 30, 2011 under application number EP17154576A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3181581

CHUGAI SEIYAKU KABUSHIKI KAISHA
Application Number
EP17154576A
Filing Date
Mar 30, 2011
Status
Granted And Under Opposition
Aug 22, 2024
Publication Date
Sep 25, 2024
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions

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

Get instant alerts for new oppositions and patent status changes

STRAWMANJun 25, 2025PLASSERAUDADMISSIBLE

Patent Citations (60) New

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

Citation PhasePublication Number
DESCRIPTIONEP0125023
DESCRIPTIONEP0239400
DESCRIPTIONEP2154157
DESCRIPTIONJP2008504970
DESCRIPTIONJPH0159878B
DESCRIPTIONUS2007141052
DESCRIPTIONWO0042072
DESCRIPTIONWO0061739
DESCRIPTIONWO02060919
DESCRIPTIONWO02079255
DESCRIPTIONWO0220565
DESCRIPTIONWO0231140
DESCRIPTIONWO0232925
DESCRIPTIONWO03002609
DESCRIPTIONWO2004044011
DESCRIPTIONWO2004058821
DESCRIPTIONWO2004106377
DESCRIPTIONWO2005037989
DESCRIPTIONWO2005040229
DESCRIPTIONWO2006020114
DESCRIPTIONWO2006031370
DESCRIPTIONWO2006053301
DESCRIPTIONWO2006067847
DESCRIPTIONWO2006067913
DESCRIPTIONWO2006073941
DESCRIPTIONWO2006105338
DESCRIPTIONWO2007041635
DESCRIPTIONWO2008045140
DESCRIPTIONWO2008092117
DESCRIPTIONWO2009086320
DESCRIPTIONWO2009113742
DESCRIPTIONWO2009125825
DESCRIPTIONWO2010033279
DESCRIPTIONWO9201047
DESCRIPTIONWO9203918
DESCRIPTIONWO9220791
DESCRIPTIONWO9306213
DESCRIPTIONWO9311236
DESCRIPTIONWO9312227
DESCRIPTIONWO9319172
DESCRIPTIONWO9402602
DESCRIPTIONWO9501438
DESCRIPTIONWO9501937
DESCRIPTIONWO9515388
DESCRIPTIONWO9515393
DESCRIPTIONWO9602576
DESCRIPTIONWO9633735
DESCRIPTIONWO9634096
DESCRIPTIONWO9813388
DESCRIPTIONWO9846777
DESCRIPTIONWO9954342
OPPOSITIONEP2275443
OPPOSITIONWO2009086320
OPPOSITIONWO2011111007
OPPOSITIONWO2016000813
SEARCHEP2275443
SEARCHUS2007148164
SEARCHWO0042072
SEARCHWO2009086320
SEARCHWO2009125825

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

  • Get instant alerts for new documents