Granted Patent
Utility
US 4,379,011 · App. 06/263,965
Method of making arched V-belts
Inventor:
Dewey D. Henderson
Patented Case
View Patent ↗
Granted: Apr 5, 1983
Filed: Sep 8, 1981
Inventor
Dewey D. Henderson
Assignee (at issue)
DayCo Holdings, LP
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.