H04L 45/56
Routing software
Official title: {Routing software}
H04L45/56 (Routing software) appears on 1,125 US grants and 1,240 published applications in this corpus.
Search patents in H04L- Granted patents
- 1,125
- Published applications
- 1,240
- Assignees
- 377
- Inventors
- 2,519
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 3 |
| 2002 | 5 | 15 |
| 2003 | 8 | 37 |
| 2004 | 14 | 19 |
| 2005 | 13 | 25 |
| 2006 | 23 | 27 |
| 2007 | 18 | 21 |
| 2008 | 22 | 16 |
| 2009 | 18 | 18 |
| 2010 | 30 | 17 |
| 2011 | 27 | 15 |
| 2012 | 17 | 18 |
| 2013 | 25 | 20 |
| 2014 | 22 | 49 |
| 2015 | 37 | 63 |
| 2016 | 51 | 70 |
| 2017 | 55 | 66 |
| 2018 | 54 | 54 |
| 2019 | 68 | 51 |
| 2020 | 76 | 59 |
| 2021 | 54 | 69 |
| 2022 | 58 | 133 |
| 2023 | 94 | 139 |
| 2024 | 146 | 117 |
| 2025 | 115 | 80 |
| 2026 | 65 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
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
- Method for traffic matching in terminals with UE route selection policy (URSP)22 Sep 2026US 12,744,729 B2Deutsche Telekom AG
- System and method for validating origin information of a data item22 Sep 2026US 12,744,758 B2Bank of America Corporation
- Metrics and events infrastructure15 Sep 2026US 12,737,350 B2Hewlett Packard Enterprise Development LP
- Traffic filtering based on destination address and incoming interface of a network device15 Sep 2026US 12,739,196 B1Hewlett Packard Enterprise Development LP
- Adaptive routing with endpoint feedback17 Sep 2026US 2026/0281030 A1Mellanox Technologies, Ltd.
- Application-Agnostic Puncturing of Network Address Translation (NAT) Services17 Sep 2026US 2026/0281077 A1LiveU Ltd.
- Systems and methods for triaging and routing of emergency services communications sessions17 Sep 2026US 2026/0281210 A1Message Broadcast LLC
- Multicast Traffic Over Static MPLS Pseudowire Tunnels3 Sep 2026US 2026/0261511 A1Arista Networks, Inc.
- Packet network path tracking through ipv6 extension header27 Aug 2026US 2026/0254615 A1Lenovo Global Technology (United States) Inc.
Most cited
By later US patents
- Rule based IP data processing453US 6,598,034 B1Infineon Technologies North America Corp. · 2003
- Data plane restart without state change in a control plane of an intermediate network node387US 6,785,843 B12004
- Intelligent demand driven recognition of URL objects in connection oriented transactions340US 7,228,350 B2Avaya Technology Corp. · 2007
- Distributed autonomous object architectures for network layer routing303US 5,509,123 ACabletron Systems, Inc. · 1996
- Applying quality of service to application messages in network elements280US 7,827,256 B2Cisco Technology, Inc. · 2010