IP Verse

Method For Partially Impregnating A Foam

Patent No. EP3878619 (titled "Method For Partially Impregnating A Foam") was filed by Hanno Werk on Mar 13, 2020. The application was issued on Jul 2, 2025.

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
ODENWALD INSULATIONApr 1, 2026MULLER SCHUPFNER & PARTNER PATENT UND RECHTSANWALTSPARTNERSCHAFT MBB MUC
TREMCO CPG GERMANYMar 31, 2026HANNKE BITTNER & PARTNER MBB REGENSBURG

Dossier Documents

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EP3878619

HANNO WERK
Application Number
EP20163205A
Filing Date
Mar 13, 2020
Status
Granted And Under Opposition
May 29, 2025
Publication Date
Jul 2, 2025
External Links
Slate, Register , Google Patents