Granted Patent
Utility
US 6,725,894 · App. 10/251,593
Traction device
Inventor:
Larry C. Clark
Patented Case
View Patent ↗
Granted: Apr 27, 2004
Filed: Sep 20, 2002
Inventor
Larry C. Clark
Assignee (at issue)
Burns Bros., 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.