H04M 15/74
Backing up
Official title: {Backing up}
H04M15/74 (Backing up) appears on 101 US grants and 111 published applications in this corpus.
Search patents in H04M- Granted patents
- 101
- Published applications
- 111
- Assignees
- 56
- Inventors
- 225
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 6 |
| 2003 | 4 | 7 |
| 2004 | 1 | 1 |
| 2005 | 3 | 2 |
| 2006 | 2 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 2 | 3 |
| 2010 | 2 | 1 |
| 2011 | 1 | 2 |
| 2012 | 3 | 8 |
| 2013 | 3 | 0 |
| 2014 | 4 | 4 |
| 2015 | 6 | 9 |
| 2016 | 7 | 6 |
| 2017 | 5 | 5 |
| 2018 | 1 | 7 |
| 2019 | 6 | 3 |
| 2020 | 7 | 5 |
| 2021 | 6 | 8 |
| 2022 | 10 | 9 |
| 2023 | 5 | 9 |
| 2024 | 9 | 8 |
| 2025 | 7 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Seamless customer data move between source and target charging function elements of a communications system26 May 2026US 12,640,951 B2Telefonaktiebolaget LM Ericsson (publ)
- N7 call flow in a standalone architecture19 May 2026US 12,634,399 B2T-Mobile Innovations LLC
- Device and method for recovering lost information in wireless communication system6 Jan 2026US 12,519,891 B2Samsung Electronics Co., Ltd.
- Method and apparatus for managing charging operations for a communication network30 Dec 2025US 12,513,496 B2Telefonaktiebolaget LM Ericsson (publ)
- Charging function fallback30 Dec 2025US 12,513,497 B2T-Mobile USA, Inc.
- Charging Anomaly Processing Method and Related Device25 Jun 2026US 2026/0180817 A1Huawei Technologies Co., Ltd.
- Charging method and related device11 Jun 2026US 2026/0163980 A1Huawei Technologies Co., Ltd.
- Specialized charging function (chf) roles for differing traffic classes11 Dec 2025US 2025/0379759 A1T-Mobile USA, Inc.
- Systems and methods for detecting network outages1 May 2025US 2025/0142000 A1T-Mobile USA, Inc.
- N7 call flow in a standalone architecture26 Dec 2024US 2024/0430367 A1T-Mobile Innovations LLC
Most cited
By later US patents
- Transferring multiple data units over a wireless communication link115US 7,376,435 B2Intel Corporation · 2008
- Method and apparatus for monitoring a subsystem within a distributed system for providing an archive of events within a certain time of a trap condition48US 5,774,377 AHewlett-Packard Company · 1998
- Method and system to extend functionality of voice processing systems41US 6,567,509 B1International Business Machines Corporation · 2003
- Connection failure reporting in wireless communication systems35US 7,822,414 B2QUALCOMM Incorporated · 2010
- SCP and MSC fault recovery process and signaling node failure reporting mechanism28US 6,567,657 B1Telefonaktiebolaget L M Ericsson · 2003