ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,073, issued on March 18, was assigned to ALTOP PATENTS III B.V. (Beek, Netherlands).
"Cyclic operating pumping method and system" was invented by Sam Speijers (Middelaar, Netherlands).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of transporting a material includes at least one series of interconnected tube sections that can be opened or closed. At least one downstream tube section holds the material to be transported. A liquid jet is generated which accelerates the held material upstream out of at least the first downstream tube section into at least one opening upstream tube section which then holds a material part waiting for a next liq...