ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,458,285, issued on Nov. 4, was assigned to MX3 Diagnostics Inc. (Austin, Texas).

"Saliva testing system" was invented by Efstratios Skafidas (Thornbury, Australia), Chathurika Darshani Abeyrathne (Mitcham, Australia), Gursharan Chana (Carlton, Australia), Duc Hau Huynh (Lalor, Australia), Trevor John Kilpatrick (Parkville, Australia), Alan D. Luther (Edina, Minn.), Michael Luther (Austin, Texas), Phuong Duc Nguyen (Albion, Australia) and Thanh Cong Nguyen (Sunshine West, Australia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for using saliva to measure at least one substance or physiological parameter of a human or animal subject may involve i...