Granted Patent
Utility
US 5,425,596 · App. 08/270,245
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Inventors:
Richard M. Steere, Sidney A. Heenan
Patented Case
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Granted: Jun 20, 1995
Filed: Jul 5, 1994
Inventors
Richard M. Steere
Sidney A. Heenan
Assignee (at issue)
Stimsonite 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.