Wireless child communication device
US8086283B2 · kind B2 · utility
4Cited by
109References
42Claims
0Family size
Inventors
Key dates
| Filing date | Aug 8, 2003 |
| Grant date | Dec 27, 2011 |
| Priority date | — |
| Expiry date | Oct 21, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M1/7243
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A wireless child phone that includes means for making calls to only a preset set of individuals and/or means for receiving calls from only a preset set of individuals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.