ALEXANDRIA, Va., March 17 -- United States Patent no. 12,577,221, issued on March 17, was assigned to NOF Corp. (Tokyo).

"Cyclocarbonate group-containing (meth)acrylate monomer and polymer" was invented by Masahiro Tanaka (Kawasaki, Japan), Akihiro Yamada (Amagasaki, Japan), Tatsuya Aono (Amagasaki, Japan) and Kazuhiro Oda (Nishinomiya, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of producing a polymer, including a step of subjecting a monomer mixture to radical polymerization, the monomer mixture including a cyclocarbonate group-containing (meth)acrylate monomer (A) represented by the following formula (1) and di(meth)acrylate monomer (B) represented by the following formula (2), wherein a...