Method and apparatus for billboard with advertisement including electroluminescent lighting
US7952573B2 · kind B2 · utility
2Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 4, 2007 |
| Grant date | May 31, 2011 |
| Priority date | — |
| Expiry date | Jun 2, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49002
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Method and apparatus provide for attaching a planar electroluminescent lamp unit to the side of a billboard, and providing a media adhered to the surface of the lamp unit and to the side of the billboard adjacent the lamp unit, wherein the media has advertising indicia printed thereon. The lamp unit is connected to a source of power on the billboard.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.