Granted Patent
Utility
US 5,377,876 · App. 08/048,018
Disposable container for pourable materials having an interlocking spout
Inventor:
Ronald B. Smernoff
Patented Case
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Granted: Jan 3, 1995
Filed: Apr 14, 1993
Inventor
Ronald B. Smernoff
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.