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IP Verse

Crystalline Solid Forms Of 6-Carboxy-2-(3,5-Dichlorophenyl)-Benzoxazole For Use As A Medicament - EP3977993

The patent EP3977993 was granted to Pfizer on Jan 31, 2024. The application was originally filed on Aug 31, 2015 under application number EP21203965A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3977993

PFIZER
Application Number
EP21203965A
Filing Date
Aug 31, 2015
Status
Granted And Under Opposition
Dec 29, 2023
Publication Date
Jan 31, 2024
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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KELTIEOct 31, 2024KELTIEADMISSIBLE
QUIMICA SINTETICAOct 29, 2024AERAADMISSIBLE
QUIMICA SINTETICAOct 29, 2024BARDEHLE PAGENBERG SLADMISSIBLE

Patent Citations (9) New

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

Citation PhasePublication Number
DESCRIPTIONUS5033252
DESCRIPTIONUS5052558
DESCRIPTIONUS5323907
DESCRIPTIONUS7214695
DESCRIPTIONUS8576985
OPPOSITIONEP1587821
OPPOSITIONWO2004056315
SEARCHUS7214695
SEARCHWO2013038351

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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