Granted Patent
Utility
US 6,123,221 · App. 09/130,445
Method for activating scents from a scented coupon by means of a coupon dispenser
Inventor:
Raymond Simpson
Patented Case
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Granted: Sep 26, 2000
Filed: Aug 6, 1998
Inventor
Raymond Simpson
Assignee (at issue)
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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.