H04M 2215/52
Interconnection, inter-exchange, reseller billing, billing agreements between different operators
Official title: Interconnection, inter-exchange, reseller billing, billing agreements between different operators, e.g. billing identifier added on the CDR in order to cross charge the other operator, inter-operator accounting, reconciliation, bill directly resellers customers
H04M2215/52 (Interconnection, inter-exchange, reseller billing, billing agreements between different operators) appears on 144 US grants and 127 published applications in this corpus.
Search patents in H04M- Granted patents
- 144
- Published applications
- 127
- Assignees
- 92
- Inventors
- 299
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 7 | 6 |
| 2002 | 11 | 12 |
| 2003 | 11 | 13 |
| 2004 | 8 | 18 |
| 2005 | 10 | 25 |
| 2006 | 10 | 11 |
| 2007 | 8 | 10 |
| 2008 | 11 | 6 |
| 2009 | 18 | 6 |
| 2010 | 6 | 3 |
| 2011 | 5 | 5 |
| 2012 | 4 | 3 |
| 2013 | 9 | 2 |
| 2014 | 3 | 0 |
| 2015 | 2 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Enhanced roaming services and converged carrier networks with device assisted services and a proxy26 Aug 2025US 12,401,984 B2Headwater Research LLC
- Enhanced roaming services and converged carrier networks with device assisted services and a proxy9 Aug 2022US 11,412,366 B2Headwater Research LLC
- Enhanced roaming services and converged carrier networks with device assisted services and a proxy19 Nov 2019US 10,484,858 B2Headwater Research LLC
- Enhanced roaming services and converged carrier networks with device assisted services and a proxy29 May 2018US 9,986,413 B2Headwater Research LLC
- Front-end charging system that generates charging data per entity having a revenue share28 Jun 2016US 9,380,168 B2Alcatel Lucent
- Enhanced Roaming Services and Converged Carrier Networks with Device Assisted Services and a Proxy20 Nov 2025US 2025/0358604 A1Headwater Research LLC
- Enhanced Roaming Services and Converged Carrier Networks with Device Assisted Services and a Proxy17 Nov 2022US 2022/0369090 A1Headwater Research LLC
- Enhanced Roaming Services and Converged Carrier Networks With Device Assisted Services and a Proxy19 Mar 2020US 2020/0092707 A1Headwater Research LLC
- Enhanced Roaming Services and Converged Carrier Networks With Device Assisted Services and a Proxy21 Feb 2019US 2019/0058987 A1Headwater Research LLC
- Communication exchange for local data services25 Oct 2018US 2018/0309585 A1Globetouch AB
Most cited
By later US patents
- Accounting method and apparatus for communications network404US 7,092,696 B1Nortel Networks Limited · 2006
- Access free wireless telephony fulfillment service system320US 5,752,186 AJeman Technologies, Inc. · 1998
- Network session management272US 6,839,340 B1Bell Atlantic Network Services, Inc. · 2005
- System and method for a prepaid bundled telecommunications account271US 6,035,025 ANational Telemanagement Corporation · 2000
- Billing system for telephone signaling network266US 5,008,929 AU.S. Intelco Networks, Inc. · 1991