ALEXANDRIA, Va., June 10 -- United States Patent no. 12,292,454, issued on May 6, was assigned to ROCHE DIAGNOSTICS OPERATIONS INC. (Indianapolis).

"Method for operating a laboratory automation system and laboratory automation system" was invented by Ole Lambaek (Hagendorn, Switzerland), Dominik Schnarwiler (Emmenbruecke, Switzerland) and Bert Taeymans (Aesch, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for operating a laboratory automation system, having: a control device and a transport system with carriers and a first empty carrier queue provided with a first fixed number of queue spaces, each assignable an empty carrier; the method comprising: providing additional queue spaces, ea...