Information retrieval system and method employing spatially selective features
US7707140B2 · kind B2 · utility
67Cited by
48References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 9, 2002 |
| Grant date | Apr 27, 2010 |
| Priority date | — |
| Expiry date | Feb 8, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S707/99933
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A geo-coded database stores advertiser records which include location information. Received search requests are matched with database records based on location information in the search requests and the record location information. In this manner, a user can search for information on a local basis and receive only the most relevant local search results.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.