H04L 41/122
Of virtualised topologies
Official title: of virtualised topologies, e.g. software-defined networks [SDN] or network function virtualisation [NFV]
H04L41/122 (Of virtualised topologies) appears on 1,885 US grants and 2,080 published applications in this corpus.
Search patents in H04L- Granted patents
- 1,885
- Published applications
- 2,080
- Assignees
- 431
- Inventors
- 4,079
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 5 | 6 |
| 2003 | 7 | 5 |
| 2004 | 3 | 4 |
| 2005 | 6 | 14 |
| 2006 | 6 | 12 |
| 2007 | 6 | 11 |
| 2008 | 6 | 22 |
| 2009 | 10 | 10 |
| 2010 | 14 | 15 |
| 2011 | 17 | 22 |
| 2012 | 26 | 16 |
| 2013 | 20 | 79 |
| 2014 | 39 | 56 |
| 2015 | 62 | 116 |
| 2016 | 83 | 205 |
| 2017 | 143 | 157 |
| 2018 | 134 | 181 |
| 2019 | 217 | 144 |
| 2020 | 206 | 159 |
| 2021 | 184 | 195 |
| 2022 | 173 | 155 |
| 2023 | 164 | 165 |
| 2024 | 158 | 155 |
| 2025 | 128 | 105 |
| 2026 | 63 | 70 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Domain name system based VPN management29 Sep 2026US 12,750,344 B2ThreatSTOP, Inc.
- Methods and apparatuses for network function discovery22 Sep 2026US 12,745,071 B2Telefonaktiebolaget LM Ericsson (publ)
- Conversational assistant for troubleshooting a site25 Aug 2026US 12,719,764 B2Hewlett Packard Enterprise Development LP
- Layer-2 networking span port in a virtualized cloud environment25 Aug 2026US 12,719,786 B2Oracle International Corporation
- Method for deployment multi-access edge computing application25 Aug 2026US 12,720,288 B2Zte Corporation
- Managing fate sharing between overlay networks and underlay networks24 Sep 2026US 2026/0291816 A1Cisco Technology, Inc.
- Cost-efficient joint virtual network function (vnf) decomposition and migration24 Sep 2026US 2026/0291817 A1Telefonaktiebolaget LM Ericsson (publ)
- Distributed Software Defined Network Architecture24 Sep 2026US 2026/0291867 A1Google Inc.
- Framework for Temporal Label Switched Path Tunnel Services27 Aug 2026US 2026/0254724 A1Futurewei Technologies, Inc.
- Placement of an instance of an edge application function20 Aug 2026US 2026/0246706 A1Nokia Solutions and Networks Oy
Most cited
By later US patents
- Using virtual networking devices and routing information to initiate external actions765US 8,224,971 B1Amazon Technologies, Inc. · 2012
- Distributed virtual system to support managed, network-based services528US 7,818,452 B2Fortinet, Inc. · 2010
- Using virtual networking devices to manage external connections520US 7,937,438 B1Amazon Technologies, Inc. · 2011
- Integrated customer interface for web based data management455US 6,615,258 B1WorldCom, Inc. · 2003
- Using virtual networking devices to connect managed computer networks448US 7,991,859 B1Amazon Technologies, Inc. · 2011