ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,510,209, issued on Dec. 30, was assigned to L'Air Liquide Societe Anonyme Pour l'Etude et l'Exploitation des Procedes Georges Claude (Paris).

"Cryogenic unit" was invented by Lucien Varrassi (Argancy, France), Etienne Gibaux (Argancy, France), Vincent Hembert (Argancy, France), Jean-Pierre Bernard (Houston) and Fabrice Vellandi (Argancy, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a cryogenic unit comprising: a cryogenic tank; a receptacle; a pipe comprising: a first end connected to the cryogenic tank; a second end; a first longitudinal portion; a second longitudinal portion; a bend between the first portion and the s...