Information system
US6469753B1 · kind B1 · utility
247Cited by
36References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 30, 1997 |
| Grant date | Oct 22, 2002 |
| Priority date | — |
| Expiry date | Apr 30, 2017 |
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.