The Weekly Litigation News Digest is now live. Subscribe now

IP Verse

Wound Dressing - EP4223265

The patent EP4223265 was granted to Smith & Nephew on Aug 28, 2024. The application was originally filed on Apr 21, 2011 under application number EP23161450A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP4223265

SMITH & NEPHEW
Application Number
EP23161450A
Filing Date
Apr 21, 2011
Status
Granted And Under Opposition
Jul 26, 2024
Publication Date
Aug 28, 2024
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

Get instant alerts for new oppositions and patent status changes

CONVATECMay 28, 2025D YOUNGADMISSIBLE
MOLNLYCKE HEALTH CAREMay 21, 2025WALLINGER RICKER SCHLOTTER TOSTMANNADMISSIBLE

Patent Citations (28) New

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

Citation PhasePublication Number
OPPOSITIONEP0091800
OPPOSITIONEP0122042
OPPOSITIONEP0999858
OPPOSITIONGB2307180
OPPOSITIONUS2002087136
OPPOSITIONUS2007255194
OPPOSITIONUS2008009812
OPPOSITIONUS2008119802
OPPOSITIONUS2009234307
OPPOSITIONWO2007085396
OPPOSITIONWO2007113597
OPPOSITIONWO2007133618
OPPOSITIONWO2009066105
OPPOSITIONWO2009066106
OPPOSITIONWO2009111657
OPPOSITIONWO2009145703
OPPOSITIONWO2009145894
OPPOSITIONWO2009146441
OPPOSITIONWO2010033574
OPPOSITIONWO2011135284
SEARCHUS6071267
SEARCHWO03045492
SEARCHWO2007133618
SEARCHWO2008091251
SEARCHWO2009066105
SEARCHWO2009066106
SEARCHWO2009111657
SEARCHWO2009114790

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