H04L 45/22
Alternate routing
Official title: {Alternate routing}
H04L45/22 (Alternate routing) appears on 4,048 US grants and 4,447 published applications in this corpus.
Search patents in H04L- Granted patents
- 4,048
- Published applications
- 4,447
- Assignees
- 937
- Inventors
- 7,509
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 7 | 0 |
| 1997 | 9 | 0 |
| 1998 | 3 | 0 |
| 1999 | 11 | 0 |
| 2000 | 12 | 0 |
| 2001 | 20 | 16 |
| 2002 | 19 | 60 |
| 2003 | 28 | 92 |
| 2004 | 43 | 70 |
| 2005 | 49 | 100 |
| 2006 | 61 | 113 |
| 2007 | 61 | 120 |
| 2008 | 74 | 150 |
| 2009 | 101 | 161 |
| 2010 | 158 | 133 |
| 2011 | 140 | 137 |
| 2012 | 148 | 169 |
| 2013 | 161 | 178 |
| 2014 | 211 | 204 |
| 2015 | 239 | 263 |
| 2016 | 223 | 249 |
| 2017 | 228 | 201 |
| 2018 | 236 | 215 |
| 2019 | 207 | 189 |
| 2020 | 252 | 268 |
| 2021 | 225 | 230 |
| 2022 | 226 | 291 |
| 2023 | 259 | 256 |
| 2024 | 264 | 264 |
| 2025 | 226 | 192 |
| 2026 | 129 | 126 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for facilitating dynamic command management in a network interface controller (NIC)6 Oct 2026US 12,754,857 B2Hewlett Packard Enterprise Development LP
- Highly available data-processing network functions for radio-based networks6 Oct 2026US 12,756,657 B2Amazon Technologies, Inc.
- BGP blackhole and hijack mitigation29 Sep 2026US 12,750,304 B2Cisco Technology, Inc.
- BGP peering status-aware hitless reboot29 Sep 2026US 12,750,305 B2Arista Networks, Inc.
- Gate controlled frame or packet replication and elimination function in cloud environment29 Sep 2026US 12,750,306 B2Telefonaktiebolaget LM Ericsson (publ)
- Network device with adaptable forwarding behavior1 Oct 2026US 2026/0303515 A1Amazon Technologies, Inc.
- Compute platform based ap switching1 Oct 2026US 2026/0303519 A1Intel Corporation
- Dynamic Privilege Adjustment For Data Accessible To Artificial Intelligence Agents24 Sep 2026US 2026/0289156 A1Airia LLC
- Local preference value based on cluster switchover quantity24 Sep 2026US 2026/0291848 A1Juniper Networks, Inc.
- Communication system, management device, control device, control method, and non-transitory storage medium storing control program24 Sep 2026US 2026/0291856 A1Denso Corporation
Most cited
By later US patents
- Association management in a wireless node network755US 8,989,053 B1Fedex Corporate Services, Inc. · 2015
- 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
- Method and apparatus that provides fault tolerance in a communication network404US 9,615,269 B2AT&T Intellectual Property I, L. P. · 2017
- System and method for managing subscriber usage of a communications network346US 7,765,294 B2Embarq Holdings Company, LLC · 2010
- Optimal route selection in a content delivery network339US 7,274,658 B2Akamai Technologies, Inc. · 2007