ALEXANDRIA, Va., April 21 -- United States Patent no. 12,606,656, issued on April 21, was assigned to COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN (Clermont-Ferrand, France), CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (Paris Cedex, France), ECOLE SUPERIEURE DE CHIMIE PHYSIQUE ELECTRONIQUE DE LYON (Vitieurbanne Cedex, France) and UNIVERSITE CLAUDE BERNARD LYON 1 (Vitieurbanne Cedex, France).

"Telechelic polymers based on ethylene and 1,3 diene" was invented by Robert Ngo (Clermont-Ferrand, France), Nicolas Baulu (Clermont-Ferrand, France), Christophe Boisson (Tramoyes, France), Franck D'Agosto (Genas, France), Francois Jean-Baptiste-Dit-Dominique (Clermont-Ferrand, France) and Julien Thuilliez (Clermont-Ferrand, France).

According to t...