EP3398930

DAICEL
Application Number
EP17739175A
Filing Date
May 25, 2017
Status
Granted And Under Opposition
Oct 18, 2019
Grant Date
Nov 20, 2019
External Links
Slate, Register, Google Patents
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The patent EP3398930B1 was granted to Daicel on Nov 20, 2019 following the initial filing on May 25, 2017 under the application number EP17739175A . The current legal status of the patent is Granted And Under Opposition.

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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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CELANESEAug 19, 2020WITHDRAWN

Dossier Documents

The dossier documents provide a comprehensive record of the patent’s prosecution history, including filings, correspondence, and decisions made by patent offices. These documents are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination. It also includes the oppositions documents filed against the patent.

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