ALEXANDRIA, Va., June 19 -- United States Patent no. 12,329,941, issued on June 17, was assigned to SHL Medical AG (Zug, Switzerland).

"Medicament delivery device" was invented by Jochen Ratjen (Nacka, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "A medicament delivery device is presented having a housing with a proximal end and a distal end, a multi-chamber container arranged in the housing, a power assembly having accumulated energy arranged in the housing and configured to act on the multi-chamber container for obtaining and delivering a blended compound inside the multi-chamber container and a manually operable assembly extending from the distal end of the housing and being connected with the pow...