The weekly litigation news digest is live. Subscribe now

Polyethylene Compositions Comprising Cyclic-Olefin Copolymers

Patent No. EP3649163 (titled "Polyethylene Compositions Comprising Cyclic-Olefin Copolymers") was filed by Exxonmobil Chemical Patents on Apr 27, 2018. The application was issued on Aug 7, 2024.

Patent Summary

Patent Family

Patent Family

Patent Oppositions

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
TOPAS ADVANCED POLYMERSMay 6, 2025ACKERMANN

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.

  • Date

    Description

  • Get instant alerts for new documents

EP3649163

EXXONMOBIL CHEMICAL PATENTS
Application Number
EP18724725A
Filing Date
Apr 27, 2018
Status
Granted And Under Opposition
Jul 5, 2024
Publication Date
Aug 7, 2024