ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,496,405, issued on Dec. 16, was assigned to SHL Medical AG (Zug, Switzerland).
"Medicament delivery device with a locking mechanism" was invented by Brian Maxfield (Delray Beach, Fla.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A dose delivery mechanism and a medicament delivery device are presented having a housing holding a medicament container and a power unit, where the power unit has a plunger rod, a drive spring, operably arranged to act on the plunger rod and on the medicament container. A locking ring is operatively engaged with an actuator having a holding ledge that can releasably hold the plunger rod with the drive spring in a tensioned st...