ALEXANDRIA, Va., June 16 -- United States Patent no. 12,303,903, issued on May 20, was assigned to ANALYTICAL SALES AND SERVICES INC. (Flanders, N.J.).

"Temperature controlled reactor" was invented by David C. Isom (Stockholm, N.J.) and Matthew Dabrowski (Newton, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A reactor is provided for controlling the temperature of materials undergoing a physical or chemical process. The reactor includes a reactor having a holder adapted to hold a plurality of the materials in a plurality of 2xn arrays, each array having two rows of n materials. The reactor further includes a fluid inlet adapted to receive a temperature-modifying fluid and a fluid outlet adapted to disc...