Granted Patent
Utility
US 4,179,806 · App. 05/866,555
Pill-splitting implement with non-crumbling characteristic
Inventor:
Nathan S. Lieptz
Patented Case
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Granted: Dec 25, 1979
Filed: Jan 3, 1978
Inventor
Nathan S. Lieptz
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.