ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,540,156, issued on Feb. 3, was assigned to Sumitomo Chemical Co. Ltd. (Chuo-ku, Japan).
"Method for producing nucleic acid oligomer" was invented by Yuya Moriyama (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An object of the present invention is to provide a method for stabilizing a nucleic acid oligomer solution having a phosphorothioate bond, and a method for producing a purified nucleic acid oligomer. The present invention provides a method for stabilizing a nucleic acid oligomer, wherein an atmosphere in contact with an eluted fraction obtained by subjecting a crude nucleic acid oligomer containing a nucleic acid oligomer represented ...