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Class Information
Number: 340/500
Name: Communications: electrical > Condition responsive indicating system
Description: Subject matter where an electrical means provides a humanly perceptible signal in response to the attainment of a predetermined condition.










Sub-classes under this class:

Class Number Class Name Patents
340/540 Specific condition 1,517
340/693.5 Specified housing 533
340/691.1 Specified indicator structure 508
340/693.1 Specified power supply 291
340/531 With particular coupling link 921
340/501 With particular system function (e.g., temperature compensation, calibration) 308


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

Patent Number Title Of Patent Date Issued
8710997 Method and device for the detection of defects or correction of defects in machines Apr. 29, 2014
8711711 System and method of detecting and locating intermittent and other faults Apr. 29, 2014
8704668 System for monitoring and alerting based on animal behavior in designated environments Apr. 22, 2014
8688405 Remote monitoring systems and methods Apr. 1, 2014
8688320 Vehicle information system with customizable user interface Apr. 1, 2014
8687630 Emergency alerting device Apr. 1, 2014
8686670 Method and apparatus for calibrating and testing brake holding torque Apr. 1, 2014
8674850 Selective weather notification Mar. 18, 2014
8675354 Multi-media memo board Mar. 18, 2014
8669870 Location dependent monitoring for stolen devices Mar. 11, 2014
8665091 Method and device for determining elapsed sensor life Mar. 4, 2014
8665092 Manipulation detection system for cash boxes that can be inserted in and removed from automatic teller machines Mar. 4, 2014
8665103 Seat having occupant detecting function and occupant detection device Mar. 4, 2014
8660739 Monitoring the status of a vehicle Feb. 25, 2014
8653954 Systems and methods for detecting an error in the installation of an electrical component Feb. 18, 2014
8653983 Monitoring and control system Feb. 18, 2014
8648706 Alarm management system having an escalation strategy Feb. 11, 2014
8639367 Substrate processing system Jan. 28, 2014
8624732 Providing access to quality indicators for natural resources Jan. 7, 2014
8610548 Compact shear tactile feedback device and related methods Dec. 17, 2013
8604911 Signal power mapping for detection of buried objects and other changes to the RF environment Dec. 10, 2013
8593287 Analyte monitoring system and methods Nov. 26, 2013
8587425 Methods, systems and apparatus for power management Nov. 19, 2013
8564430 Device for detecting space objects Oct. 22, 2013
8560221 Onboard apparatus, navigation system, and method for setting display screen Oct. 15, 2013
8558707 Thermal cutoff fuse for arbitrary temperatures Oct. 15, 2013
8558686 Remote control device that uses color to indicate change in status Oct. 15, 2013
8558685 Remote display tamper detection using data integrity operations Oct. 15, 2013
8556831 Body trauma analysis method and apparatus Oct. 15, 2013
8547221 Health data collecting system and semiconductor device Oct. 1, 2013
8547234 Alarm system for a loading dock Oct. 1, 2013
8543097 Service escrowed transportable wireless event reporting system Sep. 24, 2013
8532826 System and method for controlling temperature in an information handling system Sep. 10, 2013
8525662 Out of product indicator Sep. 3, 2013
8525663 Wind power plant and method for operating obstacle or hazard lighting of a wind power plant Sep. 3, 2013
8526920 Visual voicemail unavailability solution Sep. 3, 2013
8519883 Adjusting the sensitivity of a PIR sensor or a doppler radar sensor disposed within a light fixture Aug. 27, 2013
8519860 Multimedia alerting Aug. 27, 2013
8519841 Systems and methods for dynamically changing alerts of portable devices using brainwave signals Aug. 27, 2013
8519838 Method and system for on-board vehicle detection of harmful material Aug. 27, 2013
8514089 Temperature monitoring circuit Aug. 20, 2013
8506300 Flight simulator Aug. 13, 2013
8497773 Managing advertising devices Jul. 30, 2013
8498754 Onboard apparatus, navigation system, and method for setting display screen Jul. 30, 2013
8489269 Cross-platform graphical system display Jul. 16, 2013
8488133 System and method for marking print media Jul. 16, 2013
8487772 System and method for communicating information Jul. 16, 2013
8482399 Asset monitoring using the internet Jul. 9, 2013
8482403 Interacting with devices based on physical device-to-device contact Jul. 9, 2013
8471676 Security door control system Jun. 25, 2013

1 2 3 4 5 6 7 8 9 10 11










 
 
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