Resin Sheet

Patent No. EP3882304 (titled "Resin Sheet") was filed by Sekisui Chemical on Jul 25, 2019. The application was issued on Dec 13, 2023.

Patent Summary

Patent Family

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
MCE TECHNICAL CENTERSep 13, 2024IPECUNIA
SIMONASep 13, 2024ADVOTEC

Dossier Documents

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EP3882304

SEKISUI CHEMICAL
Application Number
EP19883379A
Filing Date
Jul 25, 2019
Status
Revoked
May 29, 2025
Publication Date
Dec 13, 2023