Granted Patent
Utility
US 6,589,138 · App. 09/858,876
Treadmill cushion
Inventors:
David E. Dyer, Patrick J. Waite, Chris Klemczyk
Patented Case
View Patent ↗
Granted: Jul 8, 2003
Filed: May 11, 2001
Inventors
David E. Dyer
Patrick J. Waite
Chris Klemczyk
Assignee (at issue)
Precor Incorporated
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.