ALEXANDRIA, Va., May 19 -- United States Patent no. 12,629,673, issued on May 19, was assigned to The Penn State Research Foundation (University Park, Panama).

"Linear microfluidic array device and cassette for temperature gradient microfluidics" was invented by Paul S. Cremer (State College, Pa.), Tinglu Yang (State College, Pa.) and Bradley Rogers (State College, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A microfluidic chip includes multiple microfluidic channels each in fluid communication with a corresponding inlet. The inlets have a first spacing along a first linear path, wherein a central region of the microfluidic channels has a second spacing along a second linear path. The first spacing is...