ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,699,041, issued on Aug. 4, was assigned to The Board of Regents of the University of Oklahoma (Norman, Okla.).

"Apparatus for variable temperature infrared spectroscopy with a button sample holder" was invented by Robert L. White (Norman, Okla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A variable temperature IR spectroscopy sample system includes a button sample holder and temperature control support assembly. The button sample holder may include a mesh sample retainer attached within a recess of a sample plate. A thermocouple can be used to determine the temperature of the mesh sample retainer. The temperature control support assembly is configured...