IP Library Granted Patent US 4,629,131
Granted Patent Utility
US 4,629,131 · App. 06/237,876

Magnetic safety interlock for a food processor utilizing vertically oriented, quadrant coded magnets

Inventor: Allen F. Podell
Patented Case View Patent ↗
Granted: Dec 16, 1986 Filed: Feb 25, 1981
Inventor
Allen F. Podell
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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,629,131
App. No.
06/237,876
Filed
1981-02-25
Granted
1986-12-16
Kind
A