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A Method Of Weak Partitioning Chromatography - EP1869065

The patent EP1869065 was granted to Wyeth on May 6, 2020. The application was originally filed on Mar 10, 2006 under application number EP06738028A. The patent is currently recorded with a legal status of "Revoked".

EP1869065

WYETH
Application Number
EP06738028A
Filing Date
Mar 10, 2006
Status
Revoked
Sep 19, 2025
Publication Date
May 6, 2020
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (4)

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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ICOSAFeb 5, 2021-ADMISSIBLE
MARGARET DIXONFeb 5, 2021MEWBURN ELLISADMISSIBLE
NOVO NORDISKFeb 5, 2021J A KEMPADMISSIBLE
BOULT WADE TENNANTFeb 4, 2021BOULT WADE TENNANTADMISSIBLE

Patent Citations (25) New

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

Citation PhasePublication Number
EXAMINATIONWO9526977
INTERNATIONAL-SEARCH-REPORTUS4029583
INTERNATIONAL-SEARCH-REPORTUS5429746
OPPOSITIONEP0365858
OPPOSITIONEP1869065
OPPOSITIONJPS63126826
OPPOSITIONUS4029583
OPPOSITIONUS5264555
OPPOSITIONUS5439591
OPPOSITIONUS5641870
OPPOSITIONUS6008385
OPPOSITIONUS6177548
OPPOSITIONUSD2278S
OPPOSITIONWO0015260
OPPOSITIONWO0040598
OPPOSITIONWO0157090
OPPOSITIONWO03059935
OPPOSITIONWO2004076485
OPPOSITIONWO2005042569
OPPOSITIONWO2005044856
OPPOSITIONWO2006099308
OPPOSITIONWO9526977
SEARCHJPS63126826
SEARCHUS6008385
SEARCHWO0040598

Dossier Documents

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    Description

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