ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,290, issued on Dec. 30, was assigned to RPC Bramlage GmbH (Lohne, Germany).
"Device for preparing and dispensing a mixed substance and method for filling a device" was invented by Martin Presche (Dinklage, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A device for preparing and dispensing a mixed substance has a first container containing a first substance and a second container containing a second substance, the containers having a common central axis. The first container has a ceiling with an optional first opening, a first wall, and a first base, the second container having a second wall and a second base, the first base having an outlet...