Granted Patent
Utility
US 4,660,223 · App. 06/863,085
Protective body armor
Inventor:
Donald P. Fritch
Patented Case
View Patent ↗
Granted: Apr 28, 1987
Filed: May 14, 1986
Inventor
Donald P. Fritch
Assignee (at issue)
Point Blank Body Armor
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.