Dicon Electronics Limited
Records under this name other than patents Dicon Electronics Limited holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
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| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 4,245,174 | Dual ionization chamber Term ended Term ended no later than Jan 13, 2001 · Low confidence | Term ended | Term ended no later than Jan 13, 2001 | Low confidence |
| US 4,321,466 | Sensitivity test system for photoelectric smoke detector by changing light source intensity Term ended Term ended no later than Mar 23, 2002 · Low confidence | Term ended | Term ended no later than Mar 23, 2002 | Low confidence |
| US 4,405,306 | Medicated disposable douche product Term ended Term ended no later than Sep 20, 2003 · Low confidence | Term ended | Term ended no later than Sep 20, 2003 | Low confidence |
| US 5,290,639 | Battery socket for smoke detector Term ended Term ended no later than Mar 1, 2014 · Low confidence | Term ended | Term ended no later than Mar 1, 2014 | Low confidence |
| US D260,378 | Ionization chamber for an electronic smoke detector Term ended | Term ended | ||
| US D271,089 | Smoke detector cover Term ended | Term ended | ||
| US D277,558 | Smoke detecting photoelectric sensing chamber Term ended | Term ended | ||
| US D297,219 | Smoke detector cover with light Term ended | Term ended | ||
| US D297,222 | Smoke and fire alarm Term ended | Term ended | ||
| US D297,270 | Smoke detector base Term ended | Term ended |