ALEXANDRIA, Va., July 21 -- United States Patent no. 12,685,456, issued on July 21, was assigned to Oxford University Innovation Ltd. (Oxford, Great Britain).

"Needle probe, apparatus for sensing compositional information, medical drain, method of measuring a thermal property, and method of sensing compositional information" was invented by Kamaljit Singh Chana (Oxfordshire, Great Britain) and Parvinderpal Singh Sains (Thames Ditton, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to sensing compositional information about material by measuring thermal properties of the material. In one arrangement there is provided a needle probe for sensing compositional information. The ...