Granted Patent
Utility
US 4,421,020 · App. 06/460,462
Apparatus for the concentration of fruits
Inventor:
David R. Gross
Patented Case
View Patent ↗
Granted: Dec 20, 1983
Filed: Jan 24, 1983
Inventor
David R. Gross
Assignee (at issue)
THE J. M. SMUCKER COMPANY
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.