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IP Verse

Use Of A Mixture Of Two Or More Enteric Materials To Regulate Drug Release Via Membrane Or Matrix For Systemic Therapeutics - EP1589951

The patent EP1589951 was granted to Shire Laboratories on Aug 9, 2017. The application was filed on Jan 5, 2004 under application number EP04700220A. The patent is currently recorded with a legal status of "Revoked".

EP1589951

SHIRE LABORATORIES
Application Number
EP04700220A
Filing Date
Jan 5, 2004
Status
Revoked
Oct 4, 2019
Publication Date
Aug 9, 2017
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
LEDERER & KELLER PATENTANWALTE PARTNERSCHAFT MBBMay 8, 2018KALHAMMERADMISSIBLE

Patent Citations (18) New

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

Citation PhasePublication Number
DESCRIPTIONEP0280571
DESCRIPTIONUS6068859
DESCRIPTIONUS6730320
DESCRIPTIONWO0028989
DESCRIPTIONWO0028990
EXAMINATIONEP0280571
EXAMINATIONWO0028989
EXAMINATIONWO0028990
INTERNATIONAL-SEARCH-REPORTUS6730320
OPPOSITIONEP0280571
OPPOSITIONUS2002136766
OPPOSITIONUS6565877
OPPOSITIONWO0028989
OPPOSITIONWO2004062577
SEARCHEP0348808
SEARCHWO0166094
SEARCHWO0217887
SEARCHWO9929305

Dossier Documents

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    Description

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