Granted Patent
Utility
US 6,692,391 · App. 10/140,048
Tool for installation and removal of power transmission belts
Inventors:
Doug G. Gerring, David Gardner, Brian A. Brundage
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: May 7, 2002
Inventors
Doug G. Gerring
David Gardner
Brian A. Brundage
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.