IP Library › Granted Patent US 4,540,917
Granted Patent Utility
US 4,540,917 · App. 06/482,148

Pulse network for fluorescent lamp dimming

Inventors: David G. Luchaco, Jonathan H. Ference
Patented Case View Patent ↗
Granted: Sep 10, 1985 Filed: Apr 5, 1983
Inventors
David G. Luchaco
Jonathan H. Ference
Assignee (at issue)
Lutron Electronics Co., Inc.

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 4,540,917
App. No.
06/482,148
Filed
1983-04-05
Granted
1985-09-10
Kind
A