IP Verse

Coating Composition, And Optical Product Having Coating Layer Made From Said Coating Composition

Patent No. EP3228672 (titled "Coating Composition, And Optical Product Having Coating Layer Made From Said Coating Composition") was filed by Tokuyama on Dec 2, 2015. The application was issued on Feb 15, 2023.

Patent Summary

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Patent Family

Patent Oppositions (2)

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 DateRepresentative
KRONOSNov 5, 2020DOMPATENT VON KREISLER SELTING WERNER
KRONOSNov 5, 2020DOMPATENT VON PATENT UND RECHTSANWALTEN

Dossier Documents

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EP3228672

TOKUYAMA
Application Number
EP15865188A
Filing Date
Dec 2, 2015
Status
Patent Maintained As Amended
Jan 13, 2023
Publication Date
Feb 15, 2023
External Links
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