IP Library Granted Patent US 4,652,841
Granted Patent Utility
US 4,652,841 · App. 06/607,326

Squarax switch

Inventors: Thomas Hudspeth, Barry S. Ross
Patented Case View Patent ↗
Granted: Mar 24, 1987 Filed: May 4, 1984
Inventors
Thomas Hudspeth
Barry S. Ross
Assignee (at issue)
Hughes Aircraft 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.

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 4,652,841
App. No.
06/607,326
Filed
1984-05-04
Granted
1987-03-24
Kind
A