ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,922, issued on Dec. 30, was assigned to Kiekert AG (Heiligenhaus, Germany).
"Motor vehicle lock, in particular motor vehicle door lock" was invented by Madhu Basavarajappa (Leverkusen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A motor vehicle lock, in particular a motor vehicle door lock, which is equipped with an electromotive drive and an electric emergency power source for an emergency actuation of the drive. The emergency power source is arranged in the interior of a motor vehicle lock housing. According to the invention, the emergency power source is accommodated in an exchangeable manner in a compartment that can be closed with a ...