H04L 63/0245
Filtering by information in the payload
Official title: {Filtering by information in the payload}
H04L63/0245 (Filtering by information in the payload) appears on 1,930 US grants and 2,083 published applications in this corpus.
Search patents in H04L- Granted patents
- 1,930
- Published applications
- 2,083
- Assignees
- 731
- Inventors
- 3,710
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 28 |
| 2003 | 7 | 30 |
| 2004 | 9 | 19 |
| 2005 | 12 | 33 |
| 2006 | 16 | 32 |
| 2007 | 7 | 52 |
| 2008 | 9 | 30 |
| 2009 | 21 | 32 |
| 2010 | 35 | 38 |
| 2011 | 35 | 36 |
| 2012 | 54 | 56 |
| 2013 | 62 | 73 |
| 2014 | 90 | 83 |
| 2015 | 89 | 108 |
| 2016 | 123 | 133 |
| 2017 | 132 | 128 |
| 2018 | 111 | 142 |
| 2019 | 127 | 158 |
| 2020 | 177 | 188 |
| 2021 | 159 | 161 |
| 2022 | 154 | 135 |
| 2023 | 170 | 131 |
| 2024 | 141 | 107 |
| 2025 | 104 | 89 |
| 2026 | 71 | 60 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Wireless flow inspection solution in SD-WAN multi-domains6 Oct 2026US 12,756,688 B2Cisco Technology, Inc.
- Detecting and preventing transmission of spam messages using modified source numbers6 Oct 2026US 12,756,689 B2Proofpoint, Inc.
- Method and apparatus for preventing malicious network traffic6 Oct 2026US 12,756,740 B2marbis GmbH
- Network filter22 Sep 2026US 12,744,759 B2The Secretary of State for Foreign and Commonwealth Affairs
- Systems and methods for secured network information transmission15 Sep 2026US 12,739,232 B2Level 3 Communications, LLC
- Machine learning assisted network detection and response1 Oct 2026US 2026/0303567 A1
- Media agent firewall for artificial intelligence (ai)-generated media editing commands1 Oct 2026US 2026/0303568 A1
- CANBUS Cybersecurity Firewall24 Sep 2026US 2026/0291917 A1AT&T Intellectual Property I, L. P.
- Restrictions for software assurance within a cloud environment3 Sep 2026US 2026/0261562 A1Oracle International Corporation
- Firewalls automatic rules creation from stealthwatch data27 Aug 2026US 2026/0254793 A1Cisco Technology, Inc.
Most cited
By later US patents
- Internet filtering system for filtering data transferred over the internet utilizing immediate and deferred filtering actions604US 5,884,033 ASpyglass, Inc. · 1999
- Multimedia spaces393US 8,055,708 B2Microsoft Corporation · 2011
- Apparatus method and medium for detecting payload anomaly using n-gram distribution of normal data377US 7,639,714 B2The Trustees of Columbia University in the City of New York · 2009
- Systems and methods for message threat management371US 7,096,498 B2Cipher Trust, Inc. · 2006
- System and method of electronic mail filtering using interconnected nodes362US 6,072,942 ASecure Computing Corporation · 2000