Modified Diphenylmethane Diisocyanate-Based Adhesives

Patent No. EP2697278 (titled "Modified Diphenylmethane Diisocyanate-Based Adhesives") was filed by H B Fuller on Apr 11, 2012. The application was issued on Aug 8, 2018.

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
HENKELMay 8, 2019-
THE DOW CHEMICALMay 8, 2019BECK GREENER

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

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EP2697278

H B FULLER
Application Number
EP12716921A
Filing Date
Apr 11, 2012
Status
Revoked
Jul 3, 2020
Publication Date
Aug 8, 2018