IP Library › Granted Patent US 6,646,566
Granted Patent Utility PCT National Stage
US 6,646,566 · Confirmation No. 3992

ENHANCED VISUAL AND AUDIBLE SIGNALING FOR SENSED ALARM CONDITION

Inventor: William P Tanguay
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2003-08-27 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-07-28 LET. Miscellaneous Incoming Letter 1 View
2003-07-28 DRW Drawings-only black and white line drawings 6 View
2002-05-22 LET. Miscellaneous Incoming Letter 37 View
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Quick Facts
Patent No.
US 6,646,566
App. No.
10/069,708
Filed
2002-05-22
Effective Filing
2002-02-26
Granted
2003-11-11
Art Unit
2636
PTA
0 days