ALEXANDRIA, Va., June 12 -- United States Patent no. 12,296,282, issued on May 13, was assigned to Botanical Extraction Solvent Free Ltd. (Zurich, Canada).

"System and method for extracting and separating botanical oils without the use of solvents" was invented by Kevin Allan Dooley (Zurich, Canada), Elwood A. Morris (Nanaimo, Canada), Joshua David Bell (Long River, Canada) and Adam Charles Dooley (Wasaga Beach, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for extracting and separating botanical oils and compounds from botanical material without the use of solvents, having a vaporizing section which is further coupled to a centrifugal electrostatic precipitator for collection and...