ALEXANDRIA, Va., May 19 -- United States Patent no. 12,630,613, issued on May 19, was assigned to Takeda Pharmaceutical Co. Ltd. (Osaka, Japan).

"Method to produce a highly concentrated immunoglobulin preparation for subcutaneous use" was invented by Wolfgang Teschner (Vienna), Harald Arno Butterweck (Vienna), Azra Pljevljakovic (Vienna), Theresa Friederike Bauer (Vienna), Bernhard Koelbl (Achau, Austria), Hans-Peter Schwarz (Vienna), Nebojsa Nikolic (Vienna), Gerhard Poelsler (Vienna) and Johanna Kindermann (Maria Enzersdorf, Austria).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a new and improved method for preparing a highly concentrated immunoglobulin composition from po...