Granted Patent
Utility
US 5,503,441 · App. 08/130,061
Double locking lock actuator
Inventor:
Dennis D. Schwaiger
Patented Case
View Patent ↗
Granted: Apr 2, 1996
Filed: Sep 30, 1993
Inventor
Dennis D. Schwaiger
Assignee (at issue)
Stoneridge, Inc.
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.