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IP Verse

Coating Composition Containing Methyl Cellulose, Method For Producing The Same, And Solid Preparation - EP3216807

The patent EP3216807 was granted to Shin Etsu Chemical on May 18, 2022. The application was filed on Feb 27, 2017 under application number EP17158252A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP3216807

SHIN ETSU CHEMICAL
Application Number
EP17158252A
Filing Date
Feb 27, 2017
Status
Patent Maintained As Amended
Apr 15, 2022
Publication Date
May 18, 2022
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
DUPONT NUTRITION BIOSCIENCES APSMar 18, 2019N&H EMEAADMISSIBLE

Patent Citations (11) New

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

Citation PhasePublication Number
DESCRIPTIONJP2001192344
DESCRIPTIONJP2014133722
DESCRIPTIONJPS6013719
DESCRIPTIONJPS6225101
OPPOSITIONJPS6013719
OPPOSITIONWO2014168914
OPPOSITIONWO2015009796
SEARCHEP2754438
SEARCHEP2754673
SEARCHEP3031828
SEARCHWO2012051034

Dossier Documents

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