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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 12774357 B1

PDFFull Text
Date of Patent:
Oct. 27, 2026

Filed:

Apr. 11, 2022

Functional copolymer of a 1,3-diene and ethylene or a 1,3-diene, ethylene and an α-monoolefin

Applicant:

Compagnie Generale Des Etablissements Michelin, Clermont-Ferrand, FR;

Inventors:

François Jean-Baptiste-Dit-Dominique, Clermont-Ferrand Cedex, FR;

Robert Ngo, Clermont-Ferrand Cedex, FR;

Julien Thuilliez, Clermont-Ferrand Cedex, FR;

Assignee:

COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, Clermont-Ferrand, FR;

Attorney:

Dickinson Wright PLLC

Primary Examiner:

Fred M Teskin

Int. Cl.
CPC ...
C08F 236/06 (2006.01); C08F 2/06 (2006.01); C08F 4/54 (2006.01); C08F 4/654 (2006.01); C08F 210/02 (2006.01); C08F 210/14 (2006.01);
U.S. Cl.
CPC ...
C08F 236/06 (2013.01); C08F 2/06 (2013.01); C08F 4/545 (2013.01); C08F 4/6546 (2013.01); C08F 210/02 (2013.01); C08F 210/14 (2013.01); C08F 2420/00 (2013.01); C08F 2438/00 (2013.01); C08F 2810/40 (2013.01);
Abstract

A copolymer of a 1,3-diene and of an olefin is provided. The copolymer bears, at one of its chain ends, a functional group of formula —CH—CH(CH)—COOZ, Z being a hydrogen atom or a carbon-comprising group. A process of preparation of the copolymer is also provided. The olefin is ethylene or a mixture of ethylene and of an α-monoolefin.

Find Patent Forward Citations

Quick Actions:

Jean-Baptiste-Dit-Dominique, François. (2026). Functional copolymer of a 1,3-diene and ethylene or a 1,3-diene, ethylene and an α-monoolefin (U.S. Patent No. 12774357). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12774357

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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