H04M 15/79
Virtual purses
Official title: {Virtual purses}
H04M15/79 (Virtual purses) appears on 15 US grants and 19 published applications in this corpus.
Search patents in H04M- Granted patents
- 15
- Published applications
- 19
- Assignees
- 14
- Inventors
- 43
- Latest grant
- 21 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 0 | 1 |
| 2002 | 0 | 2 |
| 2003 | 2 | 3 |
| 2004 | 0 | 3 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 2 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 2 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 2 | 1 |
| 2016 | 1 | 2 |
| 2017 | 2 | 2 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year.
Recent patents
- Method and apparatus for service charging in a communication network21 Jan 2025US 12,206,816 B2Telefonaktiebolaget LM Ericsson (publ)
- Policy decision method, charging device, and system17 Oct 2017US 9,794,420 B2Huawei Technologies Co., Ltd.
- Policy decision method, charging device, and system11 Jul 2017US 9,706,059 B2Huawei Technologies Co., Ltd.
- Policy decision method, charging device, and system6 Dec 2016US 9,516,173 B2Huawei Technologies Co., Ltd.
- Policy decision method, charging device, and system15 Dec 2015US 9,215,336 B2Huawei Technologies Co., Ltd.
- Method and Apparatus for Service Charging in a Communication Network19 Jan 2023US 2023/0013156 A1Telefonaktiebolaget LM Ericsson (publ)
- Policy decision method, charging device, and system3 Aug 2017US 2017/0223193 A1Huawei Technologies Co., Ltd.
- Policy decision method, charging device, and system2 Mar 2017US 2017/0064089 A1Huawei Technologies Co., Ltd.
- Communications System19 May 2016US 2016/0142556 A1
- Policy decision method, charging device, and system4 Feb 2016US 2016/0036993 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- Method and apparatus providing prepaid billing for network services using explicit service authorization in an access server234US 7,720,960 B2Cisco Technology, Inc. · 2010
- Advanced air time management167US 6,564,047 B1Motorola, Inc. · 2003
- Prepaid phone service for both wired and wireless telecommunication devices72US 6,529,593 B2AT&T Wireless Services, Inc. · 2003
- Prepaid phone service for both wired and wireless telecommunication devices53US 6,990,182 B2AT&T Wireless Services, Inc. · 2006
- Method and system for prepaid communications credit22US 6,961,412 B2BellSouth Intellectual Property Corporation · 2005