Process For Preparing A Polyolefin Composition

Patent No. EP3648939 (titled "Process For Preparing A Polyolefin Composition") was filed by Basell Polyolefine on Aug 30, 2018. The application was issued on Jan 13, 2021.

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
THE DOW CHEMICALOct 12, 2021BOULT WADE TENNANT
CHEVRON PHILLIPS CHEMICAL LPJul 30, 2021POTTER CLARKSON

Dossier Documents

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EP3648939

BASELL POLYOLEFINE
Application Number
EP18758901A
Filing Date
Aug 30, 2018
Status
Revoked
Jul 17, 2025
Publication Date
Jan 13, 2021