Random Propylene-Ethylene Copolymers And Process For Their Preparation

Patent No. EP3140328 (titled "Random Propylene-Ethylene Copolymers And Process For Their Preparation") was filed by Basell Poliolefine Italia on May 6, 2015. The application was issued on Nov 18, 2020.

Patent Summary

Patent Family

Patent Family

Patent Oppositions (3)

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
WR GRACE & CONNAug 18, 2021J A KEMP
BOREALISAug 17, 2021KADOR & PARTNER
BOREALISAug 17, 2021KADOR & PARTNER PART MBB

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

EP3140328

BASELL POLIOLEFINE ITALIA
Application Number
EP15719487A
Filing Date
May 6, 2015
Status
Granted And Under Opposition
Oct 16, 2020
Publication Date
Nov 18, 2020