Pre-paid account balance notification
US8270944B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 27, 2010 |
| Grant date | Sep 18, 2012 |
| Priority date | — |
| Expiry date | Dec 16, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W4/50
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A method of informing a portable electronic device of a number of available pre-paid text messages, comprising billing a pre-paid subscriber account for a predetermined number of text messages to be sent by a portable electronic device; incrementing a first count by an application executing on a computer based on the predetermined number of text messages purchased; determining by the application a second count indicating a remaining balance of text messages based on how many text messages have been one of received and sent by the portable electronic device since billing the pre-paid subscriber account based on the first count; and sending by the application a message comprising the second count to the portable electronic device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.