ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,716,084, issued on Aug. 25, was assigned to Takeda Pharmaceutical Co. Ltd. (Osaka, Japan).
"Heparin-insensitive assay for factor XIa" was invented by Herbert Gritsch (Vienna), Magdalena Schlager (Vienna) and Alfred Weber (Vienna).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a heparin-insensitive assay for measuring the quantity of Factor XIa in a sample. The present invention provides a method for measuring the concentration of Factor XIa in a plasma sample by using enzymatic heparin degradation as sample pretreatment step."
The patent was filed on Oct. 9, 2020, under Application No. 17/761,548.
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