IPC Definitions - January 01, 2012
G09F 13/00 - Definition
This main group covers:
Illuminated signs (see Glossary after G09F) boards or panels.
Luminous advertising, e.g. by fireworks.
References relevant to classification in this main group
This main group does not cover:
indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements | G09F 9/00 |
indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position | G09F 11/00 |
mobile visual advertising | G09F 21/00 |
Attention is drawn to the following places, which may be of interest for search:
designs or pictures characterised by special or unusual light effects | B44F 1/00 |
luminescent materials | C09K 11/00 |
light sources using luminescence | F21K |
fireworks | F42B 4/00 |
structural association of illumination devices with liquid crystal panels | G02F 1/13357 |
arrangements or circuits for control of indicating devices using static means to present variable information | G09G |