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Novel Esterified Cellulose Ethers Of Very High Molecular Weight - EP2964203B1

EP2964203

DOW
Application Number
EP14711076A
Filing Date
Feb 28, 2014
Status
Opposition Rejected
Oct 15, 2021
Grant Date
Apr 3, 2019
External Links
Slate, Register, Google Patents
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The patent EP2964203B1 was granted to DOW on Apr 3, 2019 following the initial filing on Feb 28, 2014 under the application number EP14711076A . The current legal status of the patent is Opposition Rejected.

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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.

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SHIN ETSU CHEMICALJan 3, 2020ADMISSIBLE

Dossier Documents

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