H04L 63/308
Retaining data
Official title: {retaining data, e.g. retaining successful, unsuccessful communication attempts, internet access, or e-mail, internet telephony, intercept related information or call content}
H04L63/308 (Retaining data) appears on 215 US grants and 238 published applications in this corpus.
Search patents in H04L- Granted patents
- 215
- Published applications
- 238
- Assignees
- 139
- Inventors
- 416
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 5 |
| 2009 | 0 | 4 |
| 2010 | 3 | 1 |
| 2011 | 2 | 11 |
| 2012 | 1 | 14 |
| 2013 | 5 | 8 |
| 2014 | 11 | 10 |
| 2015 | 16 | 10 |
| 2016 | 12 | 17 |
| 2017 | 11 | 22 |
| 2018 | 18 | 24 |
| 2019 | 34 | 24 |
| 2020 | 21 | 27 |
| 2021 | 26 | 20 |
| 2022 | 19 | 12 |
| 2023 | 16 | 6 |
| 2024 | 8 | 7 |
| 2025 | 6 | 4 |
| 2026 | 6 | 11 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Monitoring and detection of fraudulent or unauthorized use in telephone conferencing systems or voice networks22 Sep 2026US 12,744,823 B2Level 3 Communications, LLC
- Selecting artificial intelligence agents for function execution21 Jul 2026US 12,689,524 B1Citibank, N. A.
- Selecting artificial intelligence agents for function execution19 May 2026US 12,634,152 B1Citibank, N. A.
- Scalable utilization of encrypted platform device connection for legal intercept of messaging data5 May 2026US 12,621,255 B2Distilx Ltd.
- Handling a request to initiate a call17 Mar 2026US 12,581,305 B2Telefonaktiebolaget LM Ericsson (publ)
- System and method for centralized lawful interception in a network20 Aug 2026US 2026/0247157 A1Jio Platforms Limited
- Scalable utilization of encrypted platform device connection for legal intercept16 Jul 2026US 2026/0205431 A1Distilx Ltd.
- Secure digital detective system with self destruction capability30 Apr 2026US 2026/0120218 A1WestGate Data Science LLC
- Systems and methods for rapid response and remediation of data proliferation23 Apr 2026US 2026/0111590 A1Capital One Services, LLC
- Secure digital detective system with self destruction capability26 Feb 2026US 2026/0056791 A1WestGate Data Science LLC
Most cited
By later US patents
- Systems and methods for IP-based intrusion detection376US 9,148,424 B1Snapchat, Inc. · 2015
- Secure and private data storage222US 10,671,760 B22020
- Detecting compromised computers by correlating reputation data with web access logs51US 7,882,542 B2Microsoft Corporation · 2011
- Message classification using classifiers42US 7,814,545 B2SonicWALL, Inc. · 2010
- System and method to associate a private user identity with a public user identity41US 7,979,585 B2A10 Networks, Inc. · 2011