ALEXANDRIA, Va., March 26 -- United States Patent no. 12,258,474, issued on March 25, was assigned to THE GOODYEAR TIRE & RUBBER COMPANY (Akron, Ohio).
"Functionalized polymer, rubber composition and pneumatic tire" was invented by Liqing Ma (Uniontown, Ohio).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention is directed to a functionalized elastomer comprising the reaction product of a living anionic elastomeric polymer and a polymerization terminator of formula (1)where the substituent structures are further defined."
The patent was filed on Sept. 8, 2021, under Application No. 17/468,837.
*For further information, including images, charts and tables, please visit: http://patft.uspto.gov...