Information system
US7552459B2 · kind B2 · utility
34Cited by
63References
38Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 2003 |
| Grant date | Jun 23, 2009 |
| Priority date | — |
| Expiry date | Feb 10, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/478
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system and method for displaying an electronic program schedule guide is provided. The system has areas for displaying program schedule information. In addition, the system also has areas that may be used for advertising programs, products or services. In another embodiment, the system has areas for displaying messages to the user.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.