Method for performance measurement and analysis of local exchange carrier interconnections
US6640143B1 · kind B1 · utility
4Cited by
6References
15Claims
0Family size
Assignee
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Key dates
| Filing date | Sep 20, 2002 |
| Grant date | Oct 28, 2003 |
| Priority date | — |
| Expiry date | Sep 20, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M3/36
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.