Granted Patent
Utility
US 5,402,998 · App. 08/047,317
O-ring reversing drive coupling
Inventors:
Jerome F. Sleve, Gerald Darby, Michael Haupt
Patented Case
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Granted: Apr 4, 1995
Filed: Apr 15, 1993
Inventors
Jerome F. Sleve
Gerald Darby
Michael Haupt
Assignee (at issue)
EASTMAN KODAK COMPANY
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.