Granted Patent
Utility
US 6,506,174 · App. 08/817,444
Portable traction device
Inventors:
H. Duane Saunders, Mark R. Stultz
Patented Case
View Patent ↗
Granted: Jan 14, 2003
Filed: Oct 22, 1997
Inventors
H. Duane Saunders
Mark R. Stultz
Assignee (at issue)
The Saunders Group, 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.