G09F2013/1804 - CPC Classification Index

ClassID:

195721 ⎘

G09F2013/1804 - CPC Classification

Classification description:

Illuminated signs; Luminous advertising; Edge-illuminated signs Achieving homogeneous illumination

Sub-classes:

G09F2013/1809 » {using a non-homogeneous front window} 1
G09F2013/1822 » {Stair-cased profiled window} 1
G09F2013/1827 » {Prismatic window} 5
G09F2013/1831 » {using more than one light source} 29
G09F2013/1836 » {using a frame-like light source} 13

Recent Application in this class:

20220035090

2022-02-03

Optical member and method for producing same

20210048575

2021-02-18

Optical member and method for producing same

20210026086

2021-01-28

Optical device

20210011211

2021-01-14

Optical device

20210003766

2021-01-07

Optical device

20200160763

2020-05-21

DEVICE FOR DISPLAYING A BACKLIT IMAGE

20180372941

2018-12-27

System and method for image specific illumination of image printed on optical waveguide

20180314001

2018-11-01

ILLUMINATION ASSEMBLY PROVIDING BACKLIGHT AND DOWNLIGHT

20180012260

2018-01-11

Motion Activated Advertising Apparatus With Wireless Device Connectivity

#10

20170343720

2017-11-30

Light emitting panel assemblies

#11

20170221393

2017-08-03

Device for displaying a backlit image

#12

20160018585

2016-01-21

Product having a luminous surface provided by a light guide

#13

20150003112

2015-01-01

Light emitting panel assemblies

#14

20140298696

2014-10-09

ILLUMINATED SIGN

#15

20140085924

2014-03-27

EDGE-LIT LIGHT PANEL

#16

20120260546

2012-10-18

Backlit logo device

#17

20120081924

2012-04-05

Light emitting panel assemblies

#18

20120020112

2012-01-26

Light boxes with uniform light distribution

#19

20100309685

2010-12-09

Light emitting panel assemblies

#20

20090207632

2009-08-20

Light emitting panel assemblies

#21

20090135593

2009-05-28

ASSEMBLY OF LIGHTING PANEL MODULES AND MANUFACTURING METHOD THEREOF

#22

20060268545

2006-11-30

Light emitting panel assemblies

#23

20050072032

2005-04-07

Light emitting panel assemblies

#24

15170099

2019-06-25

Deformable mount for LED assembly

#25

14750487

2018-10-16

Multilayered illuminated laminate system