Granted Patent
Utility
US 5,443,434 · App. 08/117,581
Exercise device
Inventors:
Matthew D. Buchanan, Jeffrey D. Metcalf, Craig A. Topp
Patented Case
View Patent ↗
Granted: Aug 22, 1995
Filed: Sep 7, 1993
Inventors
Matthew D. Buchanan
Jeffrey D. Metcalf
Craig A. Topp
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.