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.:
Date of Patent:
Oct. 27, 2026
Filed:
Dec. 14, 2020
Compagnie Generale Des Etablissements Michelin, Clermont-Ferrand, FR;
Julien Thuilliez, Clermont-Ferrand, FR;
Robert Ngo, Clermont-Ferrand, FR;
François Jean-Baptiste-Dit-Dominique, Clermont-Ferrand, FR;
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, Clermont-Ferrand, FR;
Abstract
The invention relates to a diorganomagnesium compound of formula R—Mg—R, Rbeing different from R, Rbeing a polymer chain containing units of a monomer chosen from the group of monomers consisting of 1,3-dienes, aromatic α-monoolefins and mixtures thereof, Rcomprising a benzene nucleus substituted with a magnesium atom, one of the carbon atoms of the benzene nucleus ortho to the magnesium being substituted with a methyl, an ethyl, an isopropyl or forming a ring with the carbon atom which is its closest neighbour and which is meta to the magnesium, the other carbon atom of the benzene nucleus ortho to the magnesium being substituted with a methyl, an ethyl or an isopropyl, on condition that if one of the two ortho carbon atoms is substituted with an isopropyl, the second ortho carbon atom is not substituted with an isopropyl.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile