Granted Patent
Utility
US 5,632,710 · App. 08/452,357
Exercise apparatus
Inventors:
James L. England, Gary Fox, Randal S. Kretzler, Mark G. Hecox, Richard W. Trevino
Patented Case
View Patent ↗
Granted: May 27, 1997
Filed: May 30, 1995
Inventors
James L. England
Gary Fox
Randal S. Kretzler
Mark G. Hecox
Richard W. Trevino
Assignee (at issue)
Roadmaster, 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.