Information retrieval based on historical data
US7346839B2 · kind B2 · utility
129Cited by
4References
56Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 31, 2003 |
| Grant date | Mar 18, 2008 |
| Priority date | — |
| Expiry date | Oct 18, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S707/99933
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A system identifies a document and obtains one or more types of history data associated with the document. The system may generate a score for the document based, at least in part, on the one or more types of history data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.