Granted Patent
Utility
US 4,452,594 · App. 06/195,976
Toothed belt and sprocket
Inventor:
Philip M. Patterson
Patented Case
View Patent ↗
Granted: Jun 5, 1984
Filed: Oct 10, 1980
Inventor
Philip M. Patterson
Assignee (at issue)
The Gates Rubber Company
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.