H04L 45/036
Updating the topology between route computation elements
Official title: Updating the topology between route computation elements, e.g. between OpenFlow controllers
H04L45/036 (Updating the topology between route computation elements) appears on 400 US grants and 469 published applications in this corpus.
Search patents in H04L- Granted patents
- 400
- Published applications
- 469
- Assignees
- 137
- Inventors
- 930
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 0 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 2 | 3 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 3 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 2 |
| 2012 | 1 | 2 |
| 2013 | 1 | 42 |
| 2014 | 18 | 8 |
| 2015 | 18 | 23 |
| 2016 | 16 | 28 |
| 2017 | 36 | 54 |
| 2018 | 24 | 34 |
| 2019 | 40 | 38 |
| 2020 | 38 | 35 |
| 2021 | 62 | 48 |
| 2022 | 37 | 25 |
| 2023 | 25 | 30 |
| 2024 | 22 | 39 |
| 2025 | 31 | 30 |
| 2026 | 22 | 23 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- BGP peering status-aware hitless reboot29 Sep 2026US 12,750,305 B2Arista Networks, Inc.
- Packet processing method and related apparatus with slice identifiers and sub-identifiers15 Sep 2026US 12,739,204 B2Huawei Technologies Co., Ltd.
- Systems and methods for a repeatable network architecture25 Aug 2026US 12,719,784 B1Aviatrix Systems, Inc.
- Methods, network nodes and computer readable media for network node reselection25 Aug 2026US 12,720,371 B2Telefonaktiebolaget LM Ericsson (publ)
- Application access method, cloud proxy component, node proxy component, device and medium18 Aug 2026US 12,712,803 B2Suzhou Metabrain Intelligent Technology Co., Ltd.
- Encapsulation device, communication system, encapsulation method, and encapsulation program13 Aug 2026US 2026/0238592 A1NTT, Inc.
- Route Configuration Method and Apparatus, Device, Storage Medium, and Computer Program6 Aug 2026US 2026/0230429 A1Huawei Cloud Computing Technologies Co., Ltd.
- Multi-tenanted service fabric through sdwan30 Jul 2026US 2026/0222335 A1Cisco Technology, Inc.
- Optimizing controller driven multicast for scalability23 Jul 2026US 2026/0213969 A1Cisco Technology, Inc.
- Route distinguishers for same destination path diversity16 Jul 2026US 2026/0205411 A1Juniper Networks, Inc.
Most cited
By later US patents
- Authentication for software defined networks328US 9,038,151 B1Wiretap Ventures, LLC · 2015
- Network control apparatus and method with quality of service controls147US 8,761,036 B2Nicira, Inc. · 2014
- Data model for software defined networks144US 9,276,877 B1Wiretap Ventures, LLC · 2016
- Network virtualization apparatus and method with a table mapping engine142US 8,717,895 B2Nicira, Inc. · 2014
- Dynamic advertisement routing134US 9,832,128 B1Engine Media, LLC · 2017