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Class Information
Number: 340/531
Name: Communications: electrical > Condition responsive indicating system > With particular coupling link
Description: Subject matter having specific connecting means between the sensing and indicating means.


Sub-classes under this class:

Class Number Class Name Patents
340/532 Having particular safety function 58
340/539.1 Radio 2,012
340/533 Wired 187


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

Patent Number Title Of Patent Date Issued
7612651 Communication system, communication method and program Nov. 3, 2009
7612661 Dynamic messages Nov. 3, 2009
7612686 Emergency underwater notification device Nov. 3, 2009
7609170 Interactive interface within a monitoring and control device Oct. 27, 2009
7605706 Patch antenna for RFID tag Oct. 20, 2009
7603138 Environmental monitoring using mobile devices and network information server Oct. 13, 2009
7598858 Methods, apparatuses, and systems for monitoring environmental parameters within an enclosure Oct. 6, 2009
7595740 Real time navigation and advertising platform for public transportation Sep. 29, 2009
7593512 Private VoIP network for security system monitoring Sep. 22, 2009
7586416 Repeaters for RFID systems Sep. 8, 2009
7583189 Methods for managing remote devices over an instant messaging network and systems thereof Sep. 1, 2009
7570167 RFID ionosphere Aug. 4, 2009
7570158 Collaborative incident media recording system and related methods Aug. 4, 2009
7564347 Dynamically tasking one or more surveillance resources Jul. 21, 2009
7561038 Telemetry system Jul. 14, 2009
7561049 Scope reduction of RFID medium Jul. 14, 2009
7554437 Real-time room occupancy monitoring system Jun. 30, 2009
7554445 Portable motion detector and alarm system and method Jun. 30, 2009
7538664 Customized industrial alarms May. 26, 2009
7535348 Surveillance system with surveillance terminals and surveillance center May. 19, 2009
7531007 Security apparatus using a telecommunication device May. 12, 2009
7528710 Device for communicating with a system May. 5, 2009
7529350 System and method for obtaining equipment status data over a network May. 5, 2009
7529644 Method of diagnosing an operations systems May. 5, 2009
7522036 Integrated power and environmental monitoring electrical distribution system Apr. 21, 2009
7518999 Monitoring arrangements, having communication establishment information changed from initial communication establishment information Apr. 14, 2009
7519842 System and method for network interface power management Apr. 14, 2009
7518506 Security system reporting events through e-mail messages Apr. 14, 2009
7515036 System and method of communicating emergency alerts Apr. 7, 2009
7502619 Location determination of low power wireless devices over a wide area Mar. 10, 2009
7501941 Managing advertising devices Mar. 10, 2009
7495544 Component diversity in a RFID security network Feb. 24, 2009
7493216 Accessory-type GPS receiver Feb. 17, 2009
7492253 System for reporting an adverse condition Feb. 17, 2009
7482927 Surveillance and alerting system and method Jan. 27, 2009
7479624 Laser light actuation system Jan. 20, 2009
7477145 Airport operations monitoring system Jan. 13, 2009
7477157 Apparatus for determining and/or monitoring a process variable of a medium Jan. 13, 2009
7471210 Point of sale display for doorbell Dec. 30, 2008
7468661 System and method for monitoring and controlling remote devices Dec. 23, 2008
7463141 CASS (computer alarm security software) Dec. 9, 2008
7463160 Remote control of a hydrogen sulfide gas alarm system Dec. 9, 2008
7460020 Computer-enabled, networked, facility emergency notification, management and alarm system Dec. 2, 2008
7456750 Fire suppression and indicator system and fire detection device Nov. 25, 2008
7449999 Security system interface module Nov. 11, 2008
7446654 Monitored voltage inverter for security system Nov. 4, 2008
7446665 Method for automatically detecting and isolating a power outage in a communication network Nov. 4, 2008
7436297 System and method for protecting networked security devices Oct. 14, 2008
7433648 System and a node used in the system for wireless communication and sensory monitoring Oct. 7, 2008
7432803 Wireless control system and method thereof Oct. 7, 2008

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15


 
 
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