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Polymer Blend Comprising Propylene-Based Elastomer And Random Copolymer Polypropylene

Patent No. EP2867297 (titled "Polymer Blend Comprising Propylene-Based Elastomer And Random Copolymer Polypropylene") was filed by Sika Technology on Jun 21, 2013. The application was issued on Nov 25, 2020.

Patent Summary

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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
BOREALISMay 8, 2018MAIWALD
CLARIANT PRODUKTE DEUTSCHLANDMay 8, 2018JACOBI

Dossier Documents

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EP2867297

SIKA TECHNOLOGY
Application Number
EP13732436A
Filing Date
Jun 21, 2013
Status
Patent Maintained As Amended
Oct 23, 2020
Publication Date
Nov 25, 2020
External Links
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