Granted Patent
Utility
US 5,458,840 · App. 08/349,313
Method for making surface protective striking tools
Inventor:
Joseph A. Carmien
Patented Case
View Patent ↗
Granted: Oct 17, 1995
Filed: Dec 5, 1994
Inventor
Joseph A. Carmien
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.