H04Q 2213/13139
Fraud detection/prevention
H04Q2213/13139 (Fraud detection/prevention) appears on 34 US grants and 29 published applications in this corpus.
Search patents in H04Q- Granted patents
- 34
- Published applications
- 29
- Assignees
- 20
- Inventors
- 71
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 2 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 3 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 2 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 2 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 2 |
| 2018 | 1 | 4 |
| 2019 | 4 | 4 |
| 2020 | 4 | 2 |
| 2021 | 1 | 2 |
| 2022 | 3 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Call classification through analysis of DTMF events5 May 2026US 12,621,382 B2Pindrop Security, Inc.
- Method and apparatus for threat identification through analysis of communications signaling, events, and participants12 Nov 2024US 12,143,531 B2Pindrop Security, Inc.
- Call classification through analysis of DTMF events18 Jun 2024US 12,015,731 B2Pindrop Security, Inc.
- Method and apparatus for threat identification through analysis of communications signaling events, and participants13 Sep 2022US 11,445,060 B2Pindrop Security, Inc.
- Call classification through analysis of DTMF events12 Jul 2022US 11,388,490 B2Pindrop Security, Inc.
- Call classification through analysis of dtmf events17 Sep 2026US 2026/0281227 A1Pindrop Security, Inc.
- Method and apparatus for threat identification through analysis of communications signaling, events, and participants27 Feb 2025US 2025/0071200 A1Pindrop Security, Inc.
- Call classification through analysis of dtmf events26 Sep 2024US 2024/0323270 A1Pindrop Security, Inc.
- Method and apparatus for threat identification through analysis of communications signaling, events, and participants5 Jan 2023US 2023/0007120 A1Pindrop Security, Inc.
- Call classification through analysis of dtmf events20 Oct 2022US 2022/0337924 A1Pindrop Security, Inc.
Most cited
By later US patents
- System and method for preventing fraud upon PBX through a remote maintenance or administration port90US 5,606,604 ALucent Technologies Inc. · 1997
- Call-processing system and method83US 6,643,362 B2Global Crossing, Ltd. · 2003
- Real-time communications fraud monitoring system79US 5,706,338 AAT&T Corp. · 1998
- Network assurance analytic system68US 7,961,857 B2Fair Isaac Corporation · 2011
- Network assurance analytic system67US 8,559,607 B2Fair Isaac Corporation · 2013