Granted Patent
Utility
US 4,688,478 · App. 06/846,253
Adapter support, pureer/strainer and juicer attachments for use on food processor bowls
Inventor:
James E. Williams
Patented Case
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Granted: Aug 25, 1987
Filed: Mar 31, 1986
Inventor
James E. Williams
Assignee (at issue)
Cuisinarts, Inc.
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.