ALEXANDRIA, Va., July 3 -- United States Patent no. 12,343,367, issued on July 1, was assigned to Eco-Logic Environmental Engineering Inc. (Placentia, Calif.).

"Preservation and closed-loop processing for oil extraction of fresh plant materials" was invented by David Nahmad (Placentia, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Devices, systems, and methods are presented that allow processing of fresh plant materials to produce a stabilized liquor that preserves various compounds in the liquor over extended periods of time. Contemplated systems and methods advantageously obviate the need for drying and prevent oxidative and other degradation of valuable components. Moreover, the systems and method...