Granted Patent
Utility
US 5,980,170 · App. 09/049,275
Tool driver
Inventor:
Paul E. Salyer
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Mar 27, 1998
Inventor
Paul E. Salyer
Assignee (at issue)
Othy, 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.