Cerberus AG
Records under this name other than patents Cerberus AG holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 6,011,464 | Method for analyzing the signals of a danger alarm system and danger alarm system for implementing said method Formerly held Term ended Term ended Sep 30, 2018 · From the USPTO record | Term ended | Term ended Sep 30, 2018 | From the USPTO record |
| US 7,098,797 | Fire or overheating detection system Formerly held Lapsed on the fee record Ended Aug 29, 2018 · From the USPTO record | Lapsed on the fee record | Ended Aug 29, 2018 | From the USPTO record |
| US 3,940,753 | Detection of presence or absence of flames Term ended Term ended no later than Feb 24, 1996 · Low confidence | Term ended | Term ended no later than Feb 24, 1996 | Low confidence |
| US 3,946,377 | Method and apparatus to monitor conduction of sonic waves in an acoustically conductive medium Term ended Term ended no later than Mar 23, 1996 · Low confidence | Term ended | Term ended no later than Mar 23, 1996 | Low confidence |
| US 3,994,603 | Detection system to determine the transmissivity of a medium with respect to radiation, particularly the light transmissivity of smoke-contaminated air, for fire detection Term ended Term ended no later than Nov 30, 1996 · Low confidence | Term ended | Term ended no later than Nov 30, 1996 | Low confidence |
| US 4,010,458 | Light gate system Term ended Term ended no later than Mar 1, 1997 · Low confidence | Term ended | Term ended no later than Mar 1, 1997 | Low confidence |
| US 4,037,106 | Ionization-type fire or smoke sensing system Term ended Term ended no later than Jul 19, 1997 · Low confidence | Term ended | Term ended no later than Jul 19, 1997 | Low confidence |
| US 4,052,616 | Infrared radiation-burglary detector Term ended Term ended no later than Oct 4, 1997 · Low confidence | Term ended | Term ended no later than Oct 4, 1997 | Low confidence |
| US 4,058,803 | Duplex ionization-type fire sensor Term ended Term ended no later than Nov 15, 1997 · Low confidence | Term ended | Term ended no later than Nov 15, 1997 | Low confidence |
| US 4,074,341 | Interlocked separable fire sensor construction Term ended Term ended no later than Feb 14, 1998 · Low confidence | Term ended | Term ended no later than Feb 14, 1998 | Low confidence |