Granted Patent
Utility
US 5,363,686 · App. 08/084,368
Progressive former
Inventors:
William H. Hite, Dennis H. Roush, Stephen G. Corthell
Patented Case
View Patent ↗
Granted: Nov 15, 1994
Filed: Jun 29, 1993
Inventors
William H. Hite
Dennis H. Roush
Stephen G. Corthell
Assignee (at issue)
NATIONAL MACHINE COMPANY
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.