A Combination Comprising Two Propylene-Based Polymers And Compositions Comprising The Same

Patent No. EP4165128 (titled "A Combination Comprising Two Propylene-Based Polymers And Compositions Comprising The Same") was filed by Exxonmobil Chemical Patents on Jun 9, 2021. The application was issued on Aug 13, 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
BOREALISMay 13, 2026MAIWALD
BOREALISMay 13, 2026MAIWALD

Dossier Documents

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EP4165128

EXXONMOBIL CHEMICAL PATENTS
Application Number
EP21736855A
Filing Date
Jun 9, 2021
Status
Granted And Under Opposition
Jul 11, 2025
Publication Date
Aug 13, 2025