Granted Patent
Utility
US 4,513,985 · App. 06/456,302
Bicycle frame seat stays
Inventor:
David Graham
Patented Case
View Patent ↗
Granted: Apr 30, 1985
Filed: Jan 6, 1983
Inventor
David Graham
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.