Illuminated signs; Luminous advertising

Classification Context

Section:

PHYSICS

Class:

EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS

Subclass:

DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS

Related Keywords

Child Classifications

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• G09F 13/02 Signs, boards, or panels, illuminated by artificial light sources positioned in front of the insignia
• G09F 13/04 Signs, boards, or panels, illuminated from behind the insignia
• G09F 13/16 Signs formed of, or incorporating, reflecting elements or surfaces, e.g. warning signs having triangular or other geometrical shape
• G09F 13/18 Edge-illuminated signs
• G09F 13/2 with luminescent surfaces or parts
• G09F 13/24 using tubes or the like filled with liquid, e.g. bubbling liquid
• G09F 13/26 Signs formed by electric discharge tubes
• G09F 13/28 Signs formed by filament-type lamps
• G09F 13/3 with moving light sources, e.g. rotating luminous tubes
• G09F 13/32 with moving optical part or parts, e.g. mirrors
• G09F 13/34 with light sources co-operating with movable members, e.g. with shutters to cover or uncover the light source
• G09F 13/42 with light sources activated by non-visible radiation
• G09F 13/44 with gas as lighting source
• G09F 13/46 Advertising by fireworks