ALEXANDRIA, Va., June 10 -- United States Patent no. 12,291,619, issued on May 6, was assigned to Uniseal Inc. (Evansville, Ind.).
"Epoxy based reinforcing patches having improved damping loss factor" was invented by Thanikaivelan Tindivanam Veeraraghavan (Newburgh, Ind.), Ramanathan Lakshminarayan (Newburgh, Ind.) and Brandon Allen Willis (Newburgh, Ind.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A reinforcing sheet including one or more layers of a reinforcing material, and a thermosetting adhesive associated with the reinforcing material, wherein the thermosetting adhesive includes a curing agent, and an epoxy-modified dimerized fatty acid combined with an epoxy terminated polyurethane interpenetratin...