H04M 7/0057
Services where the data services network provides a telephone service in addition
Official title: {Services where the data services network provides a telephone service in addition or as an alternative, e.g. for backup purposes, to the telephone service provided by the telephone services network}
H04M7/0057 (Services where the data services network provides a telephone service in addition) appears on 635 US grants and 639 published applications in this corpus.
Search patents in H04M- Granted patents
- 635
- Published applications
- 639
- Assignees
- 297
- Inventors
- 1,135
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 10 | 0 |
| 2001 | 15 | 5 |
| 2002 | 13 | 19 |
| 2003 | 19 | 38 |
| 2004 | 28 | 36 |
| 2005 | 27 | 61 |
| 2006 | 31 | 54 |
| 2007 | 34 | 50 |
| 2008 | 13 | 42 |
| 2009 | 34 | 40 |
| 2010 | 38 | 30 |
| 2011 | 28 | 40 |
| 2012 | 45 | 29 |
| 2013 | 44 | 23 |
| 2014 | 37 | 21 |
| 2015 | 40 | 26 |
| 2016 | 22 | 19 |
| 2017 | 29 | 18 |
| 2018 | 24 | 18 |
| 2019 | 20 | 19 |
| 2020 | 19 | 14 |
| 2021 | 12 | 9 |
| 2022 | 11 | 8 |
| 2023 | 7 | 6 |
| 2024 | 7 | 5 |
| 2025 | 4 | 5 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Using an on-premises telephony node during an outage7 Apr 2026US 12,598,257 B2Zoom Communications, Inc.
- Method and process for a voice communication system between businesses and customers using existing telephony and over data networks7 Apr 2026US 12,598,258 B2Duzzcall (Pvt) Ltd
- Connecting a user of a first contact center to a second contact center13 Jan 2026US 12,526,365 B1Zoom Communications, Inc.
- Systems and methods for automatically authenticating communications with a calling device2 Dec 2025US 12,489,843 B2Neustar, Inc.
- Systems and methods for providing context data associated with a communications session to the called device5 Aug 2025US 12,381,976 B2Neustar, Inc.
- Verifying a calling party6 Aug 2026US 2026/0230559 A1Telefonaktiebolaget LM Ericsson (publ)
- On-Premises Telephony Node Operation During an Outage2 Jul 2026US 2026/0189659 A1Zoom Communications, Inc.
- Artificial Intelligence Agent of a First Contact Center Capable of Answering Requests Related to a Second Contact Center23 Apr 2026US 2026/0113405 A1Zoom Communications, Inc.
- Voice continuation over network with audio quality degradation1 Jan 2026US 2026/0004768 A1
- Method for real-time voice communication27 Nov 2025US 2025/0363976 A1
Most cited
By later US patents
- Voice over internet protocol telephone system and method504US 6,141,341 AMotorola, Inc. · 2000
- Pots/packet bridge390US 6,134,235 AAT&T Corp. · 2000
- Computer-based multifunction personal communications system375US 5,452,289 AMulti-Tech Systems, Inc. · 1995
- System and method for managing subscriber usage of a communications network346US 7,765,294 B2Embarq Holdings Company, LLC · 2010
- Graphical message notification330US 6,888,927 B1Nortel Networks Limited · 2005