Granted Patent
Utility
US 5,568,741 · App. 08/450,897
Concealed handcuff key and pen combination
Inventor:
Kevin L. Parsons
Patented Case
View Patent ↗
Granted: Oct 29, 1996
Filed: May 26, 1995
Inventor
Kevin L. Parsons
Assignee (at issue)
Armament Systems and Procedures, 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.