US Patent Issued to Saudi Arabian Oil, King Fahd University of Petroleum & Minerals on Aug. 5 for "Tracer including zinc oxide quantum dots embedded in silica" (Saudi Arabia Inventors)

ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,378,467, issued on Aug. 5, was assigned to Saudi Arabian Oil Co. (Dhahran, Saudi Arabia) and King Fahd University of Petroleum & Minerals (Dhahran, Saudi Arabia).

"Tracer including zinc oxide quantum dots embedded in silica" was invented by Zain H. Yamani (Dhahran, Saudi Arabia), Safyan A. Khan (Dhahran, Saudi Arabia), Shahid Ali (Dhahran, Saudi Arabia) and Mohammed Al-Jabari (Dhahran, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A composition includes a continuous phase, a silica nanoparticle, methyl groups, and a quantum dot. The continuous phase includes ethanol or water. The silica nanoparticle has a diameter of less than 100 nanometer...