Granted Patent
Utility
US 4,525,152 · App. 06/402,404
Belt tensioner and method of making the same
Inventors:
Billy L. Speer, Lee R. Burris, Jerry W. Rogers
Patented Case
View Patent ↗
Granted: Jun 25, 1985
Filed: Jul 27, 1982
Inventors
Billy L. Speer
Lee R. Burris
Jerry W. Rogers
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.