Granted Patent
Utility
US 4,468,210 · App. 06/273,237
Composite plastic pulley
Inventor:
Ben Ona McCutchan, Jr.
Patented Case
View Patent ↗
Granted: Aug 28, 1984
Filed: Jun 12, 1981
Inventor
Ben Ona McCutchan, Jr.
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.