Granted Patent
Utility
US 4,472,162 · App. 06/369,217
Belt tensioner
Inventor:
Gary L. Hitchcock
Patented Case
View Patent ↗
Granted: Sep 18, 1984
Filed: Apr 16, 1982
Inventor
Gary L. Hitchcock
Assignee (at issue)
Dyneer 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.