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Wound Dressing - EP1587502

The patent EP1587502 was granted to BSN Medical on May 21, 2025. The application was originally filed on Dec 3, 2003 under application number EP03789850A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP1587502

BSN MEDICAL
Application Number
EP03789850A
Filing Date
Dec 3, 2003
Status
Patent Maintained As Amended
Apr 18, 2025
Publication Date
May 21, 2025
External Links
Slate, Register, Google Patents

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 DateRepresentativeOpposition Status

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PAUL HARTMANNFeb 28, 2018DREISS PATENTANWALTE PARTG MBB -
SMITH & NEPHEWFeb 27, 2018APPLEYARD LEES -
COLOPLASTFeb 9, 2018-ADMISSIBLE

Patent Citations (27) New

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

Citation PhasePublication Number
DESCRIPTIONUS4373519
DESCRIPTIONUS4738257
DESCRIPTIONUS5340363
DESCRIPTIONUS5409472
DESCRIPTIONUS5782787
DESCRIPTIONUS6040492
DESCRIPTIONUS6051747
DESCRIPTIONUS6207875
DESCRIPTIONUS6486378
DESCRIPTIONUS6566576
EXAMINATIONUS6207875
INTERNATIONAL-SEARCH-REPORTUS4738257
INTERNATIONAL-SEARCH-REPORTUS6051747
INTERNATIONAL-SEARCH-REPORTUS6486378
OPPOSITIONEP0261167
OPPOSITIONUS5487899
OPPOSITIONUS5540922
OPPOSITIONWO0167984
OPPOSITIONWO0205737
OPPOSITIONWO9101706
OPPOSITIONWO9319709
OPPOSITIONWO9319710
OPPOSITIONWO9728832
OTHEREP0775477
OTHERUS5340363
SEARCHEP0775477
SEARCHUS5340363

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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