ALEXANDRIA, Va., June 17 -- United States Patent no. 12,312,440, issued on May 27, was assigned to SYENSQO SA (Brussels).
"Glycolic acid polymer" was invented by Ishan Mehta (Mumbai, India), Gururajan Padmanaban (Gujarat, India), Kanu Barad (Vadodara, India) and Yves Vanderveken (Leuven, Belgium).
According to the abstract* released by the U.S. Patent & Trademark Office: "A glycolic acid polymer is obtained from polycondensation reaction of a monomer mixture consisting of: (i) glycolic acid (GA); (ii) optionally, at least one hydroxyl acid having only one hydroxyl group and only one carboxylic acid group different from GA; (iii) at least one polyol comprising at least three hydroxyl groups and being free from carboxylic acid group; (iv) a...