IP Library Granted Patent US 4,504,768
Granted Patent Utility
US 4,504,768 · App. 06/393,856

Electrodeless lamp using a single magnetron and improved lamp envelope therefor

Inventors: Michael G. Ury, Charles H. Wood, Patrick J. Ryan
Patented Case View Patent ↗
Granted: Mar 12, 1985 Filed: Jun 30, 1982
Inventors
Michael G. Ury
Charles H. Wood
Patrick J. Ryan
Assignee (at issue)
Fusion Systems 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 4,504,768
App. No.
06/393,856
Filed
1982-06-30
Granted
1985-03-12
Kind
A