IP Library › Granted Patent US 4,618,840
Granted Patent Utility
US 4,618,840 · App. 06/598,102

Air-line microwave coaxial reversing switch having diagonally switched path

Inventors: Harold H. Yee, James F. Hudson
Patented Case View Patent ↗
Granted: Oct 21, 1986 Filed: Apr 9, 1984
Inventors
Harold H. Yee
James F. Hudson
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 4,618,840
App. No.
06/598,102
Filed
1984-04-09
Granted
1986-10-21
Kind
A