IP Library Granted Patent US 4,937,503
Granted Patent Utility
US 4,937,503 · App. 07/179,808

Fluorescent light source based on a phosphor excited by a molecular discharge

Inventors: A. Gary Sigai, Walter P. Lapatovich, Michael N. Alexander
Patented Case View Patent ↗
Granted: Jun 26, 1990 Filed: Apr 11, 1988
Inventors
A. Gary Sigai
Walter P. Lapatovich
Michael N. Alexander
Assignee (at issue)
GTE Laboratories Incorporated

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 4,937,503
App. No.
07/179,808
Filed
1988-04-11
Granted
1990-06-26
Kind
A