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Class Information
Number: 40/581
Name: Card, picture, or sign exhibiting > Illuminated sign > Colored light
Description: Sign in which the source of illumination is one or more colored lights.










Patents under this class:

Patent Number Title Of Patent Date Issued
8711067 Pixel interleaving configurations for use in high definition electronic sign displays Apr. 29, 2014
8427278 Automation and security system Apr. 23, 2013
8112921 Sign and method for lighting Feb. 14, 2012
7748148 Display sign adapted to be backlit by widely spaced light emitting diodes Jul. 6, 2010
7406785 Display device Aug. 5, 2008
7374311 Optical integrating chamber lighting using multiple color sources for luminous applications May. 20, 2008
7114840 Exit sign illuminated by selective color LEDs Oct. 3, 2006
6870655 Rearview mirror with display Mar. 22, 2005
6843010 Sign with photo-luminescent and current-generated lighting Jan. 18, 2005
6722066 Single and multiple illuminated images Apr. 20, 2004
6711841 Gas discharge tube cover Mar. 30, 2004
6685339 Sparkle light bulb with controllable memory function Feb. 3, 2004
6584714 Fluorescent, structured shaped bodies Jul. 1, 2003
6478450 Lighting system Nov. 12, 2002
6341440 Multi-function signboard Jan. 29, 2002
6312141 Simulated fireworks lamp assembly Nov. 6, 2001
6205691 Neon-like display device Mar. 27, 2001
5964051 Internally illuminated sign Oct. 12, 1999
5951150 Display system Sep. 14, 1999
5794366 Multiple segment electro-luminescent lighting arrangement Aug. 18, 1998
5794881 Gel tensioning device Aug. 18, 1998
5787618 Display apparatus that forms an optical illusion Aug. 4, 1998
5778579 Illuminated house number Jul. 14, 1998
5752337 Multi-color electro-luminescent light strip and method of making same May. 19, 1998
5715619 Information display sign Feb. 10, 1998
5697175 Low power drain illuminated sign Dec. 16, 1997
5676456 Indicator device Oct. 14, 1997
5640792 Lighting fixtures Jun. 24, 1997
5572817 Multi-color electro-luminescent light strip and method of making same Nov. 12, 1996
5448843 Low power drain illuminated sign Sep. 12, 1995
5450301 Large scale display using leds Sep. 12, 1995
5398170 Optical-fiber display with intensive brightness Mar. 14, 1995
4996632 Multi-color illuminating system Feb. 26, 1991
4970812 Sheet type large display unit Nov. 20, 1990
4864475 Rainbow light box Sep. 5, 1989
4641446 Apparatus and method for producing a multisided, multicolored display Feb. 10, 1987
4629946 Neon sign control device Dec. 16, 1986
4395835 Liquid rainbow Aug. 2, 1983
4326150 Cathode ray tube device for display system Apr. 20, 1982
4271408 Colored-light emitting display Jun. 2, 1981
4259800 Display apparatus and associated circuit Apr. 7, 1981
4085932 Amusement device featuring variable lighting effects Apr. 25, 1978
4067129 Display apparatus having means for creating a spectral color effect Jan. 10, 1978
4065865 Device for visually displaying luminous patterns Jan. 3, 1978











 
 
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