ALEXANDRIA, Va., July 23 -- United States Patent no. 12,365,527, issued on July 22.
"Valving system and vacuum containers" was invented by Marc Salvador Zamora (Barcelona, Spain) and David De Sicart Prieto (Barcelona, Spain).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are systems and methods related to a valving system that can be used with containers. In some embodiments, a valving system for a bag can include an air sieve coupled to a retaining cap. A sealing part is placed between the retaining cap and the air sieve. The retaining cap can include a passage for allowing air to flow out of the bag under the action of a vacuum pump. The sealing part can include a perforation configured to allow a...