Granted Patent
Utility
US 5,159,334 · App. 07/661,002
Remote-control system for locks
Inventors:
Heinz Baumert, Thomas Farnung, Ferdinand Greiner
Patented Case
View Patent ↗
Granted: Oct 27, 1992
Filed: Feb 26, 1991
Inventors
Heinz Baumert
Thomas Farnung
Ferdinand Greiner
Assignee (at issue)
MERCEDES-BENZ GROUP AG
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.