ALEXANDRIA, Va., March 31 -- United States Patent no. 12,589,871, issued on March 31, was assigned to JETOPTERA INC. (Edmonds, Wash.).

"Configuration for vertical take-off and landing system for aerial vehicles" was invented by Andrei Evulet (Edmonds, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A vehicle includes a main body. A fluid generator is coupled to the main body and produces a fluid stream. At least one tad conduit is fluidly coupled to the generator. First and second fore ejectors are coupled to the main body and respectively coupled to a starboard side and port side of the vehicle. The fore ejectors respectively comprise an outlet structure out of which fluid flows. At least one tail ejec...