Granted Patent
Utility
US 6,068,580 · App. 09/027,532
Exercise device
Inventors:
Randy Joe Myers, Karl Fickenscher, James E. Cotter
Patented Case
View Patent ↗
Granted: May 30, 2000
Filed: Feb 23, 1998
Inventors
Randy Joe Myers
Karl Fickenscher
James E. Cotter
Assignee (at issue)
Hedstrom Corporation
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.