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Class Information
Number: 340/501
Name: Communications: electrical > Condition responsive indicating system > With particular system function (e.g., temperature compensation, calibration)
Description: Subject matter with significant functional relationship between the condition sensing means and indicating means, additional to the basic condition responsive actuating function.


Sub-classes under this class:

Class Number Class Name Patents
340/502 Acknowledgement 111
340/506 Alarm system supervision 1,155
340/504 Answer-back 34
340/505 Interrogator-responder 651
340/526 Predetermined rate of occurrence 71
340/517 Selection from a plurality of sensed conditions 390
340/514 Testing 428
340/527 Time delay 172


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7579947 Industrial process sensor with sensor coating detection Aug. 25, 2009
7579941 Trailer cargo detection using ultrasonic transducers Aug. 25, 2009
7573391 Rotation sensor with temperature measuring feature Aug. 11, 2009
7549070 Method and apparatus for generating a dynamic power-flux map for a set of computer systems Jun. 16, 2009
7538669 Wireless sensor system May. 26, 2009
7504929 Method and system for updating RFID tag value of transferred object Mar. 17, 2009
7489250 Method and apparatus for controlling an alarm while monitoring Feb. 10, 2009
7456753 Internal pressure explosion-proof system Nov. 25, 2008
7436299 Vehicle occupant detection using relative impedance measurements Oct. 14, 2008
7423530 Cross-zone supervision for a security system Sep. 9, 2008
7411489 Self-adjusting dual technology occupancy sensor system and method Aug. 12, 2008
7400239 Universal control apparatus and methods Jul. 15, 2008
7398097 Dual-mesh network and communication system for emergency services personnel Jul. 8, 2008
7397357 Sensing and analysis of ambient contextual signals for discriminating between indoor and outdoor locations Jul. 8, 2008
7397361 Device for security systems for operation of habitats on installations Jul. 8, 2008
7383019 Field data collection and relay station Jun. 3, 2008
7377835 Personal multimedia communication system and network for emergency services personnel May. 27, 2008
7345669 Photometric device of liquid crystal display and liquid crystal display Mar. 18, 2008
7327245 Sensing and analysis of ambient contextual signals for discriminating between indoor and outdoor locations Feb. 5, 2008
7313461 Data connectivity with a robotic device Dec. 25, 2007
7268690 Industrial ethernet switch Sep. 11, 2007
7263379 Communications network for emergency services personnel Aug. 28, 2007
7250866 Techniques for deactivating electronic article surveillance labels using energy recovery Jul. 31, 2007
7242310 Control techniques for shut-off sensors in fuel-fired heating appliances Jul. 10, 2007
7239234 Alert management Jul. 3, 2007
7221289 System and method for operating a loop detector May. 22, 2007
7218224 Human body detection sensor May. 15, 2007
7210633 Self-compensating speaker volume control system for data collection terminal May. 1, 2007
7209046 Method for the detection and signaling of dew films in smoke detectors Apr. 24, 2007
7190344 Liquid crystal display device for vehicle Mar. 13, 2007
7188002 Appliance diagnostic display apparatus and network incorporating same Mar. 6, 2007
7135965 Hazardous condition detection system and method and thermostat for use therewith Nov. 14, 2006
7123154 Remote sensing and signaling of the presence of wildfire Oct. 17, 2006
7102501 Device and method for automatically preventing misting of the windscreen of a vehicle Sep. 5, 2006
7084763 Multiple sensor vehicle occupant detection for air bag deployment control Aug. 1, 2006
7061393 System and method for managing services and facilities in a multi-unit building Jun. 13, 2006
7057506 Cooling fluid provisioning with location aware sensors Jun. 6, 2006
7027834 Mobile telephone featuring accelerated ambient temperature measurement module Apr. 11, 2006
7012516 Cupboard monitoring device Mar. 14, 2006
6989745 Sensor device for use in surveillance system Jan. 24, 2006
6965840 Dual sensor process temperature switch having a high-diagnostic one-out-of-two voting architecture Nov. 15, 2005
6963276 Card-type anti-miss/anti-theft alarm device Nov. 8, 2005
6950029 Airflow blockage detection apparatus for a permanent split-capacitor single-phase fan motor Sep. 27, 2005
6937964 Quality control and support method for analyzer Aug. 30, 2005
6937145 Transmitter for tire condition monitoring apparatus and the tire condition monitoring apparatus Aug. 30, 2005
6917289 Switch cupboard or switch cupboard arrangement comprising a monitoring device arranged therein Jul. 12, 2005
6882273 Sensor device, setting device, reading device, and article administration system Apr. 19, 2005
6831554 Abnormality detection method and protection apparatus Dec. 14, 2004
6825795 Transponder lock Nov. 30, 2004
6809641 Method for disabling alarm temporarily in mobile communication terminal Oct. 26, 2004

1 2 3 4 5


 
 
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