IP Library Granted Patent US 6,028,396
Granted Patent Utility
US 6,028,396 · App. 08/914,661

Luminaire diagnostic system

Inventors: Joseph F. Morrissey, Jeff D. Walters, Lucinda Seigel
Patented Case View Patent ↗
Granted: Feb 22, 2000 Filed: Aug 19, 1997
Inventors
Joseph F. Morrissey
Jeff D. Walters
Lucinda Seigel
Assignee (at issue)
Dark to Light

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 6,028,396
App. No.
08/914,661
Filed
1997-08-19
Granted
2000-02-22
Kind
A