H04M 2215/7072
Validate charges
H04M2215/7072 (Validate charges) appears on 165 US grants and 178 published applications in this corpus.
Search patents in H04M- Granted patents
- 165
- Published applications
- 178
- Assignees
- 103
- Inventors
- 384
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 3 |
| 2002 | 8 | 17 |
| 2003 | 10 | 26 |
| 2004 | 8 | 24 |
| 2005 | 12 | 19 |
| 2006 | 13 | 12 |
| 2007 | 7 | 11 |
| 2008 | 13 | 12 |
| 2009 | 7 | 10 |
| 2010 | 12 | 6 |
| 2011 | 11 | 7 |
| 2012 | 13 | 8 |
| 2013 | 6 | 2 |
| 2014 | 9 | 5 |
| 2015 | 4 | 4 |
| 2016 | 3 | 3 |
| 2017 | 3 | 1 |
| 2018 | 2 | 2 |
| 2019 | 1 | 1 |
| 2020 | 2 | 2 |
| 2021 | 3 | 0 |
| 2022 | 0 | 2 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method of deterring unsolicited telephone calls10 Feb 2026US 12,549,671 B2
- Systems and methods for telecommunication expense management10 Oct 2023US 11,783,391 B2Tangoe US, Inc.
- Systems and methods for telecommunication expense management14 Dec 2021US 11,200,605 B2Tangoe US, Inc.
- Mobile communication system and communication method14 Sep 2021US 11,122,474 B2NEC Corporation
- Method and system for location-dependent billing for services24 Aug 2021US 11,102,356 B2Swisscom AG
- System and Method of deterring unsolicited telephone calls18 Dec 2025US 2025/0385971 A1
- Systems and Methods for Telecommunication Expense Management31 Mar 2022US 2022/0101396 A1Tangoe US, Inc.
- Method and System for Location-Dependent Billing for Services27 Jan 2022US 2022/0030118 A1Swisscom AG
- Mobile communication system and communication method11 Jun 2020US 2020/0187065 A1NEC Corporation
- Systems and Methods for Telecommunication Expense Management23 Apr 2020US 2020/0126131 A1Tangoe US, Inc.
Most cited
By later US patents
- Methods, systems and computer program products for monitoring service usage287US 7,620,162 B2AT&T Intellectual Property I, L. P. · 2009
- Method of charging in a communications network266US 7,747,240 B1British Telecommunications Public Ltd.Co. · 2010
- Method and device for providing more accurate subscriber billing248US 7,113,997 B2Motorola, Inc. · 2006
- Security cellular telecommunications system239US 5,722,067 AFreedom Wireless, Inc. · 1998
- Prepaid security cellular telecommunications system239US 5,854,975 AFreedom Wireless, Inc. · 1998