IP Library Granted Patent US 4,322,992
Granted Patent Utility
US 4,322,992 · App. 06/145,894

Chip washing system

Inventors: Gerard J. Remillard, Frank CRUZ, Daniel W. Devoss, Jr., Truman A. Miller
Patented Case View Patent ↗
Granted: Apr 6, 1982 Filed: May 2, 1980
Inventors
Gerard J. Remillard
Frank CRUZ
Daniel W. Devoss, Jr.
Truman A. Miller
Assignee (at issue)
Otis Engineering Corporation

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 4,322,992
App. No.
06/145,894
Filed
1980-05-02
Granted
1982-04-06
Kind
A