ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,391,822, issued on Aug. 19, was assigned to Apollo Tyres Global R&D B.V. (Enschede, Netherlands).
"Rubber composition for tyre tread" was invented by Vikram Singh (Enschede, Netherlands), Louis Reuvekamp (Enschede, Netherlands), Tharik Mohamed (Enschede, Netherlands) and Hendrik Stevens (Enschede, Netherlands).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a cross-linkable rubber composition, the cross-linkable rubber composition comprising, based upon parts by weight per 100 parts by weight rubber (phr): less than=60 phr to less than equal to80 phr of a butadiene rubber, a syndiotactic 1,2-polybutadiene, coupling agent, ...