Granted Patent
Utility
US 4,837,567 · App. 07/097,226
Security system for a motor vehicle
Inventors:
Frank Kleefeldt, Horst Brackmann, Peter Bartel
Patented Case
View Patent ↗
Granted: Jun 6, 1989
Filed: Sep 15, 1987
Inventors
Frank Kleefeldt
Horst Brackmann
Peter Bartel
Assignee (at issue)
Kiekert GmbH & Co. Kommanditgesellschaft
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.