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IP Verse

Pharmaceutical Composition Containing Poorly-Soluble Basic Medicine - EP3815688

The patent EP3815688 was granted to Chugai Seiyaku Kabushiki Kaisha on Dec 6, 2023. The application was filed on Jun 28, 2019 under application number EP19826841A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3815688

CHUGAI SEIYAKU KABUSHIKI KAISHA
Application Number
EP19826841A
Filing Date
Jun 28, 2019
Status
Granted And Under Opposition
Nov 3, 2023
Publication Date
Dec 6, 2023
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
SANDOZSep 6, 2024GREINERADMISSIBLE
TEVA PHARMACEUTICALSSep 4, 2024KRAUS & LEDERER PARTGMBBADMISSIBLE

Patent Citations (12) New

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

Citation PhasePublication Number
DESCRIPTIONJP2009100783
DESCRIPTIONJP4588121B
DESCRIPTIONJP5859712B
DESCRIPTIONJPS4918630B
DESCRIPTIONJPS506987B
DESCRIPTIONWO2015163447
DESCRIPTIONWO2016021707
INTERNATIONAL-SEARCH-REPORTWO2012023597
INTERNATIONAL-SEARCH-REPORTWO2015163448
INTERNATIONAL-SEARCH-REPORTWO2016021707
OPPOSITIONEP2606886
OPPOSITIONEP3135287

Dossier Documents

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    Description

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