Granted Patent
Utility
US 5,453,057 · App. 08/387,522
Belt tensioner
Inventors:
David Gardner, David B. Novak
Patented Case
View Patent ↗
Granted: Sep 26, 1995
Filed: Feb 13, 1995
Inventors
David Gardner
David B. Novak
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.