ALEXANDRIA, Va., July 9 -- United States Patent no. 12,350,296, issued on July 8, was assigned to Apiotix Technologies D.O.O. (Split, Croatia).

"Liquid propolis extract, its formulation and use thereof" was invented by Sasa Radic (Split, Croatia), Bozo Radic (Zagreb, Croatia) and Jelena Suran (Zagreb, Croatia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A novel standardized liquid propolis extract and pharmaceutical formulation based on said extract, as well as their manufacturing methods and uses, are provided. The liquid extract is produced by extraction of crude propolis with an extraction solvent based on a mixture of PEG 200-600 (96.5-99.9% w/w) and lecithins (0.1-3.5% w/w). The extract is characteriz...