H04L 45/03
By updating link state protocols
Official title: by updating link state protocols
H04L45/03 (By updating link state protocols) appears on 597 US grants and 672 published applications in this corpus.
Search patents in H04L- Granted patents
- 597
- Published applications
- 672
- Assignees
- 181
- Inventors
- 1,139
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 3 |
| 2002 | 2 | 11 |
| 2003 | 5 | 30 |
| 2004 | 8 | 19 |
| 2005 | 15 | 25 |
| 2006 | 12 | 34 |
| 2007 | 15 | 25 |
| 2008 | 15 | 31 |
| 2009 | 23 | 29 |
| 2010 | 51 | 32 |
| 2011 | 35 | 25 |
| 2012 | 26 | 34 |
| 2013 | 25 | 38 |
| 2014 | 40 | 45 |
| 2015 | 47 | 35 |
| 2016 | 29 | 24 |
| 2017 | 28 | 18 |
| 2018 | 23 | 19 |
| 2019 | 21 | 18 |
| 2020 | 18 | 37 |
| 2021 | 42 | 32 |
| 2022 | 24 | 27 |
| 2023 | 23 | 11 |
| 2024 | 20 | 19 |
| 2025 | 15 | 33 |
| 2026 | 21 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fabric routing systems and methods thereof6 Oct 2026US 12,756,653 B2Cisco Technology, Inc.
- Link power management protocol for connected network devices6 Oct 2026US 12,756,661 B2Hewlett Packard Enterprise Development LP
- Calculating and utilizing power metrics for connected network devices6 Oct 2026US 12,756,662 B2Hewlett Packard Enterprise Development LP
- Seamless migration of containers between host nodes6 Oct 2026US 12,756,764 B2International Business Machines Corporation
- Method and system of overlay flow control29 Sep 2026US 12,750,290 B2VeloCloud Networks, LLC
- Forwarding Topology for BUM Traffic in Network Device Aggregation Group1 Oct 2026US 2026/0303510 A1Arista Networks, Inc.
- Systems and methods for improving component access for cloud service users3 Sep 2026US 2026/0261503 A1Capital One Services, LLC
- Method to maintain link-state information in a manner that reduces the performance impact on igp (interior gateway protocol) and egp (exterior gateway protocol)23 Jul 2026US 2026/0214043 A1Telefonaktiebolaget LM Ericsson (publ)
- Packet routing in disaggregated scheduled fabrics2 Jul 2026US 2026/0189495 A1Cisco Technology, Inc.
- Negotiation of UMR Roles to Allow Support of UMR Aware and Non-Aware Nodes and Associated Forwarding Behavior Within a Single EVPN Domain11 Jun 2026US 2026/0163832 A1Arista Networks, Inc.
Most cited
By later US patents
- Multiple protocol routing374US 5,251,205 ADigital Equipment Corporation · 1993
- Supporting virtual private networks using a first network topology for forwarding and a subset of the first network topology or a smaller topology for signaling373US 7,792,987 B1Juniper Networks, Inc. · 2010
- Multiple protocol routing321US 5,430,727 ADigital Equipment Corporation · 1995
- Synchronization mechanism for link state packet routing279US 5,265,092 ADigital Equipment Corporation · 1993
- Systems and methods for using ECMP routes for traffic distribution233US 8,972,602 B2Citrix Systems, Inc. · 2015