H04L 45/58
Association of routers
H04L45/58 (Association of routers) appears on 2,547 US grants and 2,583 published applications in this corpus.
Search patents in H04L- Granted patents
- 2,547
- Published applications
- 2,583
- Assignees
- 478
- Inventors
- 4,214
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 11 | 0 |
| 2001 | 5 | 5 |
| 2002 | 5 | 36 |
| 2003 | 13 | 57 |
| 2004 | 26 | 47 |
| 2005 | 35 | 55 |
| 2006 | 33 | 51 |
| 2007 | 55 | 46 |
| 2008 | 53 | 48 |
| 2009 | 55 | 55 |
| 2010 | 60 | 67 |
| 2011 | 71 | 103 |
| 2012 | 61 | 97 |
| 2013 | 103 | 132 |
| 2014 | 117 | 108 |
| 2015 | 150 | 154 |
| 2016 | 144 | 185 |
| 2017 | 152 | 161 |
| 2018 | 177 | 148 |
| 2019 | 195 | 144 |
| 2020 | 183 | 178 |
| 2021 | 164 | 177 |
| 2022 | 187 | 186 |
| 2023 | 183 | 128 |
| 2024 | 131 | 92 |
| 2025 | 103 | 80 |
| 2026 | 70 | 43 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Virtual switch framework for network switching6 Oct 2026US 12,756,623 B2Hewlett Packard Enterprise Development LP
- Hybrid cloud cellular network routing6 Oct 2026US 12,757,032 B2Boost SubcsriberCo L.L.C.
- BGP peering status-aware hitless reboot29 Sep 2026US 12,750,305 B2Arista Networks, Inc.
- Cost-aware provisioning and routing in a multi-cloud environment15 Sep 2026US 12,739,188 B2Arrcus Inc.
- System and method for supporting VRF-based traffic isolation across a network with dynamic provisioning15 Sep 2026US 12,739,198 B2Arista Networks, Inc.
- Virtual router function sharding for scalable multi-tenant routing1 Oct 2026US 2026/0303524 A1Cisco Technology, Inc.
- Secure Virtual Private Mobile and IP Network in Cloud24 Sep 2026US 2026/0291865 A1Telnyx LLC
- Virtual Local Area Network (VLAN) Support, Including Private VLAN (PVLAN) Support In Association With Media Access Control (MAC) Based VLAN Assignment17 Sep 2026US 2026/0281031 A1Arista Networks, Inc.
- Method and Apparatus for Maintaining a Resilient VPN Connection17 Sep 2026US 2026/0281082 A1Netflow, UAB
- Enterprise slicing leveraging same upf instance10 Sep 2026US 2026/0270196 A1Boost SubscriberCo L.L.C.
Most cited
By later US patents
- Using virtual networking devices and routing information to initiate external actions765US 8,224,971 B1Amazon Technologies, Inc. · 2012
- Standby router protocol631US 5,473,599 ACisco Systems, Inc. · 1995
- Distributed virtual system to support managed, network-based services528US 7,818,452 B2Fortinet, Inc. · 2010
- Methods and apparatus for routing between virtual resources based on a routing location policy510US 8,054,832 B1Juniper Networks, Inc. · 2011
- Fully distributed routing over a user-configured on-demand virtual network for infrastructure-as-a-service (IaaS) on hybrid cloud networks458US 8,660,129 B1Cisco Technology, Inc. · 2014