Granted Patent
Utility
US 5,492,380 · App. 08/364,645
Door latch operating assembly
Inventors:
Jon M. Smallegan, L. C. Derek Chamberlain, Dario L. Pompeii
Patented Case
View Patent ↗
Granted: Feb 20, 1996
Filed: Dec 27, 1994
Inventors
Jon M. Smallegan
L. C. Derek Chamberlain
Dario L. Pompeii
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.