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Class Information
Number: 340/506
Name: Communications: electrical > Condition responsive indicating system > With particular system function (e.g., temperature compensation, calibration) > Alarm system supervision
Description: Subject matter where there is continuous monitoring of the operativeness of the alarm circuits in the system.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6424257 |
Bidirectional communication between control element and electrical devices |
Jul. 23, 2002 |
| 6424258 |
Redundant process control system |
Jul. 23, 2002 |
| 6420968 |
Method and communication system for handling alarms using a management network that has a number of management levels |
Jul. 16, 2002 |
| 6420969 |
Appliance alarm system |
Jul. 16, 2002 |
| 6414594 |
Method and apparatus for user-initiated alarms in process control system |
Jul. 2, 2002 |
| 6414595 |
Method and system for processing alarm objects in a communications network |
Jul. 2, 2002 |
| 6400264 |
Community far end intelligent image monitor |
Jun. 4, 2002 |
| 6400265 |
System and method for monitoring security systems by using video images |
Jun. 4, 2002 |
| 6400269 |
Firearm alarm |
Jun. 4, 2002 |
| 6392536 |
Multi-sensor detector |
May. 21, 2002 |
| 6392537 |
Remote monitoring system for automatic door systems |
May. 21, 2002 |
| 6392538 |
Advanced services interactive security system |
May. 21, 2002 |
| 6392692 |
Network communication techniques for security surveillance and safety system |
May. 21, 2002 |
| 6388564 |
Power distribution grid communication system |
May. 14, 2002 |
| 6388570 |
Method of sending an emergency message |
May. 14, 2002 |
| 6388571 |
Monitoring device comprising a master machine and slave machine |
May. 14, 2002 |
| 6384722 |
Lamp monitoring and control system and method |
May. 7, 2002 |
| 6380850 |
Dual mode panel |
Apr. 30, 2002 |
| 6380851 |
Processing and presenting information received from a plurality of remote sensors |
Apr. 30, 2002 |
| 6377169 |
Transmitted signal confirmation device, vehicular transmitted signal confirmation device and confirmation method of transmitted signal |
Apr. 23, 2002 |
| 6377589 |
Communications system |
Apr. 23, 2002 |
| 6373383 |
Method and apparatus for policy-based alarm notification in a distributed network management environment |
Apr. 16, 2002 |
| 6369695 |
Fire protection and security monitoring system |
Apr. 9, 2002 |
| 6369705 |
Alarm monitoring and reporting system |
Apr. 9, 2002 |
| 6369706 |
System and method for protecting a digital information appliance from environmental influences |
Apr. 9, 2002 |
| 6370586 |
Monitoring of an electronic device with a system management controller |
Apr. 9, 2002 |
| 6366211 |
Remote recovery arrangement for alarm system |
Apr. 2, 2002 |
| 6359555 |
Alarm monitoring and control system and method |
Mar. 19, 2002 |
| 6359556 |
Tire air pressure monitoring apparatus and method |
Mar. 19, 2002 |
| 6359560 |
Computer system with motion-triggered alarm procedure |
Mar. 19, 2002 |
| 6356192 |
Bi-directional wireless detection system |
Mar. 12, 2002 |
| 6356203 |
Apparatus and method for detecting a rotational movement of a body |
Mar. 12, 2002 |
| 6353385 |
Method and system for interfacing an intrusion detection system to a central alarm system |
Mar. 5, 2002 |
| 6351212 |
System for monitoring operability of fire event sensors |
Feb. 26, 2002 |
| 6351213 |
Method and communication system for processing alarms using a management network involving several layers of management |
Feb. 26, 2002 |
| 6348867 |
Control system for building automation controlled by human physiological signals |
Feb. 19, 2002 |
| 6348868 |
Fault alarm for abnormal temperature detection |
Feb. 19, 2002 |
| 6346880 |
Circuit and method for controlling an alarm |
Feb. 12, 2002 |
| 6346882 |
Switchgear cabinet monitoring arrangement |
Feb. 12, 2002 |
| 6344799 |
Location specific alarm relay (L.S.A.R) |
Feb. 5, 2002 |
| 6342915 |
Image telecommunication system |
Jan. 29, 2002 |
| 6339372 |
Protective system for work in radioactive environments |
Jan. 15, 2002 |
| 6339373 |
Sensor device providing indication of device health |
Jan. 15, 2002 |
| 6335688 |
Method and system for airport security |
Jan. 1, 2002 |
| 6333689 |
Apparatus and method for water flow fire alarm |
Dec. 25, 2001 |
| 6326880 |
Detector with control switch |
Dec. 4, 2001 |
| 6323780 |
Communicative environmental alarm system with voice indication |
Nov. 27, 2001 |
| 6320501 |
Multiple sensor system for alarm determination with device-to-device communications |
Nov. 20, 2001 |
| 6317039 |
Wireless video audio data remote system |
Nov. 13, 2001 |
| 6317042 |
Automated emergency announcement system |
Nov. 13, 2001 |
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