Granted Patent
Utility
US 4,413,982 · App. 06/301,351
Belt tensioner, part therefor and methods of making the same
Inventor:
Randy C. Foster
Patented Case
View Patent ↗
Granted: Nov 8, 1983
Filed: Sep 11, 1981
Inventor
Randy C. Foster
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.