H04L 63/0272
Virtual private networks
Official title: {Virtual private networks}
H04L63/0272 (Virtual private networks) appears on 6,111 US grants and 6,742 published applications in this corpus.
Search patents in H04L- Granted patents
- 6,111
- Published applications
- 6,742
- Assignees
- 1,587
- Inventors
- 10,641
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 7 | 0 |
| 1999 | 4 | 0 |
| 2000 | 23 | 0 |
| 2001 | 11 | 14 |
| 2002 | 26 | 162 |
| 2003 | 38 | 160 |
| 2004 | 50 | 154 |
| 2005 | 47 | 160 |
| 2006 | 107 | 215 |
| 2007 | 112 | 186 |
| 2008 | 121 | 195 |
| 2009 | 122 | 158 |
| 2010 | 190 | 150 |
| 2011 | 187 | 145 |
| 2012 | 164 | 169 |
| 2013 | 206 | 224 |
| 2014 | 257 | 257 |
| 2015 | 252 | 259 |
| 2016 | 296 | 329 |
| 2017 | 293 | 365 |
| 2018 | 308 | 355 |
| 2019 | 381 | 401 |
| 2020 | 425 | 427 |
| 2021 | 468 | 463 |
| 2022 | 467 | 447 |
| 2023 | 482 | 460 |
| 2024 | 455 | 403 |
| 2025 | 386 | 313 |
| 2026 | 218 | 171 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Triggering provisioning of cloud-based security through firewall6 Oct 2026US 12,756,693 B2SonicWALL, Inc.
- Cloud security distributed architecture6 Oct 2026US 12,756,745 B2Netskope, Inc.
- Hybrid cloud cellular network routing6 Oct 2026US 12,757,032 B2Boost SubcsriberCo L.L.C.
- Controller for coordinating flow separation of intra-VPC or inter-VPC communications29 Sep 2026US 12,750,338 B1Aviatrix Systems, Inc.
- Default-deny network egress architecture in a virtual private cloud29 Sep 2026US 12,750,343 B2CrowdStrike, Inc.
- User datagram protocol firewall8 Oct 2026US 2026/0312936 A1Microsoft Technology Licensing, LLC
- Secure data routing and randomization8 Oct 2026US 2026/0312937 A1Scatr Corp
- Hierarchical-Context Area Network as a Virtual Private Network Infrastructure System8 Oct 2026US 2026/0312938 A1Netflow, UAB
- Endpoint device for virtual private networks1 Oct 2026US 2026/0303571 A1Sophos Limited
- Traffic management of virtual private network traffic1 Oct 2026US 2026/0303572 A1Sophos Limited
Most cited
By later US patents
- Providing collaborative installation management in a network-based supply chain environment1,805US 6,606,744 B1Accenture LLP · 2003
- Personal information security and exchange tool954US 5,987,440 ACyva Research Corporation · 1999
- IP-flow classification in a wireless point to multi-point (PTMP) transmission system910US 6,452,915 B1Malibu Networks, Inc. · 2002
- System for securing the flow of and selectively modifying packets in a computer network650US 5,835,726 ACheck Point Software Technologies Ltd. · 1998
- Distributed administration of access to information650US 6,408,336 B12002