ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,749, issued on June 3, was assigned to Sumitomo Chemical Co. Ltd. (Tokyo).
"Antibody and functional fragment thereof" was invented by Kiyoshi Higashi (Osaka, Japan) and Koichi Saito (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are an antibody or a functional fragment thereof binding to 3'-sialyl lactose and comprising a heavy chain variable region which is optionally substituted with 3 or less amino acids and which comprises a CDR sequence consisting of an amino acid sequence ARKNGGLDYAMDY (SEQ ID NO: 3), a polynucleotide encoding the antibody or the functional fragment thereof, an expression vector comprising the polynucleo...