ALEXANDRIA, Va., May 26 -- United States Patent no. 12,636,646, issued on May 26, was assigned to Arizona Board of Regents on behalf of Arizona State University (Scottsdale, Ariz.).

"Spring heater for bioassay" was invented by Jennifer Mary Blain Christen (Chandler, Ariz.) and Clifford L. Anderson (Tempe, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus comprising a flexible heater in thermal contact with a flexible spring, wherein the flexible spring is configured to provide thermal energy from the heater to a cartridge when the cartridge is in contact with the flexible spring. Methods of making and using the same are also disclosed."

The patent was filed on Oct. 21, 2022, under Applicatio...