Native mobile device identification for toll-free service usage
US9654648B2 · kind B2 · utility
33Cited by
14References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 30, 2015 |
| Grant date | May 16, 2017 |
| Priority date | — |
| Expiry date | Dec 30, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2203/555
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A mobile device including a unique toll-free ID (TFID) present in the mobile device operable to facilitate toll-free communication between the mobile device and a manufacturer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.