Granted Patent
Utility
US 5,487,494 · App. 08/220,530
Dispensing cap with internal measuring chamber and selectively useable sifter
Inventor:
Edward S. Robbins, III
Patented Case
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Granted: Jan 30, 1996
Filed: Mar 31, 1994
Inventor
Edward S. Robbins, III
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.