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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 |
| 6313743 |
Home emergency warning system |
Nov. 6, 2001 |
| 6313744 |
Alarm system with individual alarm indicator testing |
Nov. 6, 2001 |
| 6310547 |
Alarm system with programmable device control |
Oct. 30, 2001 |
| 6307475 |
Location method and system for detecting movement within a building |
Oct. 23, 2001 |
| 6304176 |
Parasitically powered sensing device |
Oct. 16, 2001 |
| 6300871 |
Multi-station RF thermometer and alarm system |
Oct. 9, 2001 |
| 6297732 |
Radar/laser detection device with multi-sensing and reporting capability |
Oct. 2, 2001 |
| 6297746 |
Centralized apparatus control system for controlling a plurality of electrical apparatuses |
Oct. 2, 2001 |
| 6294991 |
Method and system therefor for ensuring a true activation of distributed restoration in a telecommunications network |
Sep. 25, 2001 |
| 6292098 |
Surveillance system and network system |
Sep. 18, 2001 |
| 6292099 |
Event management system utilizing dynamic adaptation for external devices |
Sep. 18, 2001 |
| 6288637 |
Fire protection system |
Sep. 11, 2001 |
| 6288639 |
Low power installation of wireless security system devices |
Sep. 11, 2001 |
| 6288640 |
Open transmission line intrusion detection system using frequency spectrum analysis |
Sep. 11, 2001 |
| 6281789 |
Alarm system having improved control of notification appliances over common power lines |
Aug. 28, 2001 |
| 6281790 |
Method and apparatus for remotely monitoring a site |
Aug. 28, 2001 |
| 6281791 |
Fire alarm system |
Aug. 28, 2001 |
| 6278365 |
Security system with intermittent alarm location detection |
Aug. 21, 2001 |
| 6275150 |
User interface for a biomedical analyzer system |
Aug. 14, 2001 |
| 6265964 |
Automated building activation system |
Jul. 24, 2001 |
| 6265970 |
Event detection device with fault monitoring capability |
Jul. 24, 2001 |
| 6265971 |
Fiber-sync communications channel |
Jul. 24, 2001 |
| 6262661 |
Passive infrared detector |
Jul. 17, 2001 |
| 6259363 |
Detector removal signalling device |
Jul. 10, 2001 |
| 6255942 |
Wireless communications platform |
Jul. 3, 2001 |
| 6255943 |
Method and apparatus for distributed object filtering |
Jul. 3, 2001 |
| 6255944 |
Remote indication device for use in wireless security systems |
Jul. 3, 2001 |
| 6255945 |
Communication path integrity supervision in a network system for automatic alarm data communication |
Jul. 3, 2001 |
| RE37255 |
Address setting means for fire detectors |
Jul. 3, 2001 |
| 6252501 |
Message repeating apparatus and method |
Jun. 26, 2001 |
| 6252502 |
Alarm detection apparatus |
Jun. 26, 2001 |
| 6252503 |
Method of monitoring a sensor device and sensor device and analysis unit with monitoring means |
Jun. 26, 2001 |
| 6249220 |
Detected information display system in fire detecting system |
Jun. 19, 2001 |
| 6246320 |
Ground link with on-board security surveillance system for aircraft and other commercial vehicles |
Jun. 12, 2001 |
| 6246325 |
Distributed communications system for reducing equipment down-time |
Jun. 12, 2001 |
| 6239697 |
Fire alarm system |
May. 29, 2001 |
| 6239698 |
Detector-array with mask warning |
May. 29, 2001 |
| 6237034 |
Method and system for transmitting and receiving alarm notifications and acknowledgements within a telecommunications network |
May. 22, 2001 |
| 6229429 |
Fire protection and security monitoring system |
May. 8, 2001 |
| 6229432 |
Intelligent transceiver module particularly suited for power line control systems |
May. 8, 2001 |
| 6229439 |
System and method of filtering |
May. 8, 2001 |
| 6225899 |
CDT data transmission method |
May. 1, 2001 |
| 6222448 |
Switchgear cabinet with a central control device for monitoring and controlling built-in and/or attached units |
Apr. 24, 2001 |
| 6219648 |
Apparatus and method for monitoring progress of customer generated trouble tickets |
Apr. 17, 2001 |
| 6211782 |
Electronic message delivery system utilizable in the monitoring of remote equipment and method of same |
Apr. 3, 2001 |
| 6211783 |
Action control process of security alarm system |
Apr. 3, 2001 |
| 6208251 |
System for monitoring and assisting isolated persons, and device for implementing the system |
Mar. 27, 2001 |
| 6204760 |
Security system for a building complex having multiple units |
Mar. 20, 2001 |
| 6204768 |
Fire monitoring system and fire sensor |
Mar. 20, 2001 |
| 6204772 |
Method and apparatus for monitoring the position of a machine |
Mar. 20, 2001 |
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