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Class Information
Number: 340/471
Name: Communications: electrical > Land vehicle alarms or indicators > External signal light system > Hazard warning or distress signalling
Description: Subject matter including systems designed to indicate to other drives that the signalling vehicle is inoperative, or is being operated in an unusual manner and itself constitutes a hazard to other vehicles.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7589622 |
Emergency vehicle warning lights |
Sep. 15, 2009 |
| 7586406 |
Winker unit for vehicle with hazard maintaining function |
Sep. 8, 2009 |
| 7583182 |
Lane departure warning method and apparatus |
Sep. 1, 2009 |
| 7572030 |
Reflector based optical design |
Aug. 11, 2009 |
| 7559678 |
Automatic warning light control device for automobiles |
Jul. 14, 2009 |
| 7554435 |
Vehicle on-board unit |
Jun. 30, 2009 |
| 7548173 |
Vehicle on-board unit |
Jun. 16, 2009 |
| 7498933 |
Replaceable LED modules |
Mar. 3, 2009 |
| 7493217 |
Hazard warning means for vehicles |
Feb. 17, 2009 |
| 7477140 |
See-through lighted information display |
Jan. 13, 2009 |
| 7468656 |
Rear-end collision warning light system |
Dec. 23, 2008 |
| 7463139 |
Method and system for driving a vehicle trailer tow connector |
Dec. 9, 2008 |
| 7463136 |
Trailer safety system |
Dec. 9, 2008 |
| 7427929 |
Method and apparatus for previewing conditions on a highway |
Sep. 23, 2008 |
| 7417533 |
Vehicle signaling system |
Aug. 26, 2008 |
| 7404658 |
Light bar snap bracket assembly |
Jul. 29, 2008 |
| 7404372 |
Emergency signaling device |
Jul. 29, 2008 |
| 7397356 |
Emergency vehicle notification system |
Jul. 8, 2008 |
| 7394351 |
Display assembly with horn configuration for vehicle |
Jul. 1, 2008 |
| 7388479 |
Human sensing back-up alarm device |
Jun. 17, 2008 |
| 7352278 |
Vehicle hazard warning lights |
Apr. 1, 2008 |
| 7342487 |
Automatic signaling device for automobiles |
Mar. 11, 2008 |
| 7336196 |
Audio visual homing marker |
Feb. 26, 2008 |
| 7330128 |
System and method for detecting radiological waste by trash collection vehicles |
Feb. 12, 2008 |
| 7324013 |
Safety alarm system |
Jan. 29, 2008 |
| 7315036 |
Multifunction multi-spectrum signalling device |
Jan. 1, 2008 |
| 7301478 |
Vehicle safety warning device |
Nov. 27, 2007 |
| 7301466 |
Turn signal lamp, periphery monitoring device, body construction and imaging device for vehicle |
Nov. 27, 2007 |
| 7271713 |
Digital automatic escape system |
Sep. 18, 2007 |
| 7256689 |
Flashing device for vehicle |
Aug. 14, 2007 |
| 7230526 |
Device and method for synchronizing a flasher frequency with a central flashing frequency |
Jun. 12, 2007 |
| 7199704 |
Vehicular flasher unit having selectable flasher schemes illuminated with pulse width modulated signals |
Apr. 3, 2007 |
| 7173523 |
Vehicular rear and side warning device |
Feb. 6, 2007 |
| 7164350 |
Back up alarm system |
Jan. 16, 2007 |
| 7153013 |
LED warning signal light and moveable row of LED's |
Dec. 26, 2006 |
| 7151443 |
Optical trailer hitch locator |
Dec. 19, 2006 |
| 7145449 |
Vehicle safety system |
Dec. 5, 2006 |
| 7142104 |
Message display system |
Nov. 28, 2006 |
| 7142103 |
Mobile signal light set |
Nov. 28, 2006 |
| 7129826 |
Localized accident notification |
Oct. 31, 2006 |
| 7126464 |
Method and apparatus for controlling a valve during a hazard event |
Oct. 24, 2006 |
| 7117089 |
Ground runway awareness and advisory system |
Oct. 3, 2006 |
| 7106182 |
Simplified truck tractor socket wiring |
Sep. 12, 2006 |
| 7091843 |
Functional and ornamental vehicle accessories |
Aug. 15, 2006 |
| 7068160 |
Open automotive door alert |
Jun. 27, 2006 |
| 7064674 |
Replaceable LED modules |
Jun. 20, 2006 |
| 7023336 |
Lamp control apparatus |
Apr. 4, 2006 |
| 7012511 |
Loose wheel indicator |
Mar. 14, 2006 |
| 6997573 |
Luminescent indicator vest for use with a motor vehicle |
Feb. 14, 2006 |
| 6989743 |
Replacement LED lamp assembly and modulated power intensity for light source |
Jan. 24, 2006 |
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