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Novel Esterified Cellulose Ethers Of High Molecular Weight And Homogeneity - EP2888290B1

EP2888290

DOW
Application Number
EP13752793A
Filing Date
Aug 15, 2013
Status
Opposition Rejected
Oct 1, 2021
Grant Date
Dec 26, 2018
External Links
Slate, Register, Google Patents
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The patent EP2888290B1 was granted to DOW on Dec 26, 2018 following the initial filing on Aug 15, 2013 under the application number EP13752793A . 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 CHEMICALSep 26, 2019ADMISSIBLE

Dossier Documents

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