IP Verse

Wound Dressing

Patent No. EP4223265 (titled "Wound Dressing") was filed by Smith & Nephew on Apr 21, 2011. The application was issued on Aug 28, 2024.

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 DateRepresentative
CONVATECMay 28, 2025D YOUNG
MOLNLYCKE HEALTH CAREMay 21, 2025WALLINGER RICKER SCHLOTTER TOSTMANN

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

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