IP Verse

Wound Dressing

Patent No. EP4023197 (titled "Wound Dressing") was filed by Smith & Nephew on Apr 21, 2011. The application was issued on Mar 29, 2023.

Patent Summary

Patent Family

Patent Family

Patent Oppositions (3)

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
PAUL HARTMANNDec 22, 2023DREISS PATENTANWALTE PARTG MBB
CONVATECDec 15, 2023D YOUNG
MOLNLYCKE HEALTH CARENov 14, 2023WALLINGER 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.

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EP4023197

SMITH & NEPHEW
Application Number
EP21206234A
Filing Date
Apr 21, 2011
Status
Granted And Under Opposition
Feb 24, 2023
Publication Date
Mar 29, 2023
External Links
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