Granted Patent
Utility
US 4,330,287 · App. 06/125,416
Ribbed power transmission belt
Inventor:
Richard J. Fischer
Patented Case
View Patent ↗
Granted: May 18, 1982
Filed: Feb 28, 1980
Inventor
Richard J. Fischer
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.