Granted Patent
Utility
US 5,593,193 · App. 08/648,455
Thumb actuated latch retracting mechanism for grip handle locks including integral installation gripping aid
Inventor:
Jonathan R. Heim
Patented Case
View Patent ↗
Granted: Jan 14, 1997
Filed: May 15, 1996
Inventor
Jonathan R. Heim
Assignee (at issue)
Schlage Lock Company LLC
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.