ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,551,416, issued on Feb. 17, was assigned to Sorse Technology Corp. (Seattle).

"Method for preparing stable liquid emulsion forms of plant extract" was invented by Rodger Scott Riefler (Monroe, Wash.), Juan Jorge Ayala (Redmond, Wash.) and Howard M. Lee (Seattle).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for preparing stable liquid emulsion forms of plant extract is provided. A plant extract having a bitter flavor is mixed with diluent oil as an oil mixture and heat is applied to the oil mixture. An emulsifying agent is dispersed in water as an emulsifying solution. The oil mixture is mixed with the emulsifying solution. The mixed oil mixtur...