ALEXANDRIA, Va., June 4 -- United States Patent no. 12,318,355, issued on June 3, was assigned to CR Packaging LLC (Allston, Mass.).

"Child resistant and airtight container" was invented by Simon Knobel (Vail, Colo.), Ari Markowitz (Allston, Mass.), Alexander Gonzalez (Brighton, Mass.), Robert Elwell (Erie, Pa.) and Christopher Pinto (Hopkinton, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are modular container systems having child-resistant containers, tray inserts and tray frames. Also disclosed are methods using the modular container systems and methods of storing substances in containers. The containers have a container base and a container cap and provide for child-resistant con...