Granted Patent
Utility
US 4,555,239 · App. 06/383,856
Belt pulley and method of making the same
Inventor:
Joseph P. Miranti, Jr.
Patented Case
View Patent ↗
Granted: Nov 26, 1985
Filed: Jun 1, 1982
Inventor
Joseph P. Miranti, Jr.
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.