The weekly litigation news digest is live. Subscribe now

Pharmaceutical Composition Comprising Udenafil - EP4005556

The patent EP4005556 was granted to Corepharm BIO on Feb 19, 2025. The application was filed on Jul 24, 2020 under application number EP20848224A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP4005556

COREPHARM BIO
Application Number
EP20848224A
Filing Date
Jul 24, 2020
Status
Granted And Under Opposition
Jan 17, 2025
Publication Date
Feb 19, 2025
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
STRAWMANNov 19, 2025FINNEGAN EUROPEADMISSIBLE

Patent Citations (17) New

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

Citation PhasePublication Number
DESCRIPTIONKR100496372B
DESCRIPTIONKR100792126B
DESCRIPTIONKR20170066334
INTERNATIONAL-SEARCH-REPORTJP2010241798
INTERNATIONAL-SEARCH-REPORTKR20030042547
INTERNATIONAL-SEARCH-REPORTKR20040079012
INTERNATIONAL-SEARCH-REPORTKR20070100023
INTERNATIONAL-SEARCH-REPORTKR20170066334
OPPOSITIONKR20030042547
OPPOSITIONTR201708240
OPPOSITIONUS2018325907
OPPOSITIONWO2011030351
OPPOSITIONWO2016025100
OPPOSITIONWO2016094567
OPPOSITIONWO2017218894
SEARCHUS2016045510
SEARCHWO2011030351

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