ALEXANDRIA, Va., June 5 -- United States Patent no. 12,275,503, issued on April 15, was assigned to Lone Gull Holdings Ltd. (Portland, Ore.).

"Chemical collection and processing vessel and methods for fluid transfer at sea" was invented by Garth Alexander Sheldon-Coulson (Portland, Ore.), Brian Lee Moffat (Portland, Ore.) and Dominic Piro (Honolulu).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments disclosed herein include a vessel for floating and traveling adjacent to an upper surface of a body of water. In an embodiment, the vessel comprises a support structure, a first floatation chamber coupled to the support structure, a second floatation chamber coupled to the support structure, the second flo...