ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,460,741, issued on Nov. 4, was assigned to SIDES R&D URUGUAY S.A. (Montevideo, Uruguay).

"Safety valve for returnable bottle, bottle collar and process for plugging a returnable bottle" was invented by Hector Oscar Goizueta (Monte Grande, Argentina).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a security valve designed to be used in returnable bottles, a bottle collar to be applied thereto and a process for plugging a returnable bottle. The bottles may be of the type that is used in dispensers or may be returnable with manual discharge or by other means.The contents of the bottles may be for human ingestion or any other ...