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Class Information
Number: 40/575
Name: Card, picture, or sign exhibiting > Illuminated sign > Lamp box > Interchangeable plate
Description: Sign wherein the indicia is in the form of one or more removable plates and may be changed by removal and replacement with a plate or plates of similar external configuration.










Sub-classes under this class:

Class Number Class Name Patents
40/576 Interchangeable letters or numbers 74


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8464447 Signage apparatus having simple magnet-based structure for ease of modification Jun. 18, 2013
8418385 Lighting device Apr. 16, 2013
8231239 Portable illuminated display device Jul. 31, 2012
8214059 Self-addressing control units and modular sign including plurality of self-addressing control units Jul. 3, 2012
8182113 Accessory and method for a mailbox May. 22, 2012
7895782 Light box display apparatus configured for frontal access Mar. 1, 2011
7827714 Pole mounted illuminated sign Nov. 9, 2010
7810262 Solar powered led illuminated alphanumeric display Oct. 12, 2010
7806549 Illuminated cabinet soffits and aprons Oct. 5, 2010
7784205 Display for dispensing maching Aug. 31, 2010
7752793 Non-rectangular frame menu board and illuminated display device Jul. 13, 2010
7703227 Illuminated poster frame Apr. 27, 2010
7584561 Light box display Sep. 8, 2009
7584565 Jigsaw puzzle display frame Sep. 8, 2009
7574822 Illuminated label holders and related merchandise display systems Aug. 18, 2009
7535343 Holding device attachable to a vehicle May. 19, 2009
7360910 Internally illuminated sign Apr. 22, 2008
7325346 Method and apparatus for quick change display graphics on a merchandiser Feb. 5, 2008
7308769 Frameless display module, device and method Dec. 18, 2007
7200962 Flexible, frameless display module, device and method Apr. 10, 2007
7194832 Sign Mar. 27, 2007
7194831 Menu system Mar. 27, 2007
7080475 Method and apparatus for quick change display graphics on a merchandiser Jul. 25, 2006
7000344 Up-and-down display sign Feb. 21, 2006
6976329 Illuminated sign unit Dec. 20, 2005
6910705 Trailer hitch receiver cover Jun. 28, 2005
6846097 Light string with personalizable light covers Jan. 25, 2005
6823618 Advertisement light box Nov. 30, 2004
6769726 Truck mounted advertising system Aug. 3, 2004
6756897 Fire receiver Jun. 29, 2004
6748686 Channel letter and retaining clip therefor Jun. 15, 2004
6742292 Modular sign Jun. 1, 2004
6732460 Illuminated display assembly May. 11, 2004
6695703 Illumination display having replaceable inserts Feb. 24, 2004
6688025 Menu system Feb. 10, 2004
6675514 Message center enclosure and method for making same Jan. 13, 2004
6658774 Illuminated identification system Dec. 9, 2003
6655060 Channel letter Dec. 2, 2003
6604840 Lighting apparatus for a sign Aug. 12, 2003
6553697 Trailer hitch display apparatus Apr. 29, 2003
6481132 Sign Nov. 19, 2002
6449888 Display frame Sep. 17, 2002
6449889 Vehicle lighted display device Sep. 17, 2002
6401374 Message display device for motor vehicle Jun. 11, 2002
6226909 Printed display sign May. 8, 2001
6226908 Letter box messaging system May. 8, 2001
6202333 Channel letters Mar. 20, 2001
6154994 Portable illuminated sign Dec. 5, 2000
6105291 Internally illuminated sign mountable on a lighting track Aug. 22, 2000
6098326 Locator sign Aug. 8, 2000

1 2 3










 
 
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