ALEXANDRIA, Va., June 16 -- United States Patent no. 12,306,193, issued on May 20, was assigned to ROCHE DIAGNOSTICS OPERATIONS INC. (Indianapolis).
"Photometric interference determination" was invented by Jean-Pierre Bolliger (Lucerne, Switzerland), Rik Harbers (Zug, Switzerland) and Rolf Knobel (Zug, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of determining a level of interference with a photometric in-vitro diagnostic assay and an in-vitro diagnostic analyzer for carrying out the method are described. An aliquot of a sample is treated with at least one reagent to obtain a sample/reagent mixture and subjecting the sample/reagent mixture to a photometric measurement in order to obta...