IP Library › Granted Patent US 6,667,623
Granted Patent Utility
US 6,667,623 · Confirmation No. 9481

LIGHT DEGRADATION SENSING LED SIGNAL WITH VISIBLE FAULT MODE

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Code Description Pages PDF
2003-10-20 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-11-07 TRNA Transmittal of New Application 2 View
2001-11-07 ADS Application Data Sheet 2 View
2001-11-07 SPEC Specification 5 View
2001-11-07 CLM Claims 3 View
2001-11-07 ABST Abstract 1 View
2001-11-07 DRW Drawings-only black and white line drawings 5 View
2001-11-07 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US 6,667,623
App. No.
10/039,407
Filed
2001-11-07
Granted
2003-12-23
Pub. No.
US20030085710A1
Art Unit
2858
PTA
-2 days