Granted Patent
Utility
US 4,840,607 · App. 07/067,621
Pulley for poly-v belt
Inventors:
Gary L. Hitchcock, Henry W. Thomey, Yahya Hodjat, Marc Cadarette, Dawson M. Collins
Patented Case
View Patent ↗
Granted: Jun 20, 1989
Filed: Jun 26, 1987
Inventors
Gary L. Hitchcock
Henry W. Thomey
Yahya Hodjat
Marc Cadarette
Dawson M. Collins
Assignee (at issue)
Dyneer Corporation
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.