Granted Patent
Utility
US 5,030,172 · App. 07/513,718
Belt tensioner and method of making the same
Inventors:
Nancy M. Green, Mark P. Foley
Patented Case
View Patent ↗
Granted: Jul 9, 1991
Filed: Apr 24, 1990
Inventors
Nancy M. Green
Mark P. Foley
Assignee (at issue)
Dayco Products, LLC
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.