Granted Patent
Utility
US 5,791,673 · App. 08/651,581
Frame having a central backbone and opposing skins
Inventor:
Thomas C. Patterson
Patented Case
View Patent ↗
Granted: Aug 11, 1998
Filed: May 22, 1996
Inventor
Thomas C. Patterson
Assignee (at issue)
Cannondale 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.