Granted Patent
Utility
US 4,892,339 · App. 07/218,238
Power-closing motor-vehicle door latch
Inventors:
Frank Kleefeldt, Hans Menke
Patented Case
View Patent ↗
Granted: Jan 9, 1990
Filed: Jul 12, 1988
Inventors
Frank Kleefeldt
Hans Menke
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.