Granted Patent
Utility
US 4,489,030 · App. 06/521,480
Method of making a top toothed endless power transmission belt construction
Inventor:
Alden W. Brooks
Patented Case
View Patent ↗
Granted: Dec 18, 1984
Filed: Aug 8, 1983
Inventor
Alden W. Brooks
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.