H04L 45/38
Flow based routing
Official title: {Flow based routing}
H04L45/38 (Flow based routing) appears on 2,519 US grants and 2,757 published applications in this corpus.
Search patents in H04L- Granted patents
- 2,519
- Published applications
- 2,757
- Assignees
- 463
- Inventors
- 4,352
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 6 | 12 |
| 2003 | 10 | 26 |
| 2004 | 10 | 9 |
| 2005 | 8 | 17 |
| 2006 | 8 | 14 |
| 2007 | 14 | 24 |
| 2008 | 9 | 26 |
| 2009 | 22 | 18 |
| 2010 | 34 | 32 |
| 2011 | 28 | 33 |
| 2012 | 26 | 46 |
| 2013 | 37 | 99 |
| 2014 | 68 | 117 |
| 2015 | 102 | 184 |
| 2016 | 144 | 311 |
| 2017 | 191 | 222 |
| 2018 | 213 | 204 |
| 2019 | 253 | 232 |
| 2020 | 289 | 263 |
| 2021 | 223 | 198 |
| 2022 | 225 | 224 |
| 2023 | 202 | 163 |
| 2024 | 181 | 137 |
| 2025 | 143 | 102 |
| 2026 | 68 | 44 |
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
- Information flow recognition method, network chip, and network device1 Sep 2026US 12,726,435 B2Cloud Intelligence Assets Holding (Singapore) Private Limited
- Systems and methods for a repeatable network architecture25 Aug 2026US 12,719,784 B1Aviatrix Systems, Inc.
- Data transmission control method and apparatus25 Aug 2026US 12,719,790 B2Huawei Technologies Co., Ltd.
- Efficient handling of fragmented packets in multi-node all-active clusters25 Aug 2026US 12,719,791 B2Cisco Technology, Inc.
- Systems and methods for failover and recovery of distributed internet services1 Oct 2026US 2026/0303443 A18x8, Inc.
- Weighted traffic forwarding24 Sep 2026US 2026/0291862 A1Mellanox Technologies, Ltd.
- Application traffic steering, switching, and splitting (atsss) multipath quic steering functionality for a fifth generation (5g)-residential gateway (rg)24 Sep 2026US 2026/0291863 A1Cable Television Laboratories, Inc.
- Remote data planes for virtual private label clouds17 Sep 2026US 2026/0280935 A1Oracle International Corporation
- Enterprise slicing leveraging same upf instance10 Sep 2026US 2026/0270196 A1Boost SubscriberCo L.L.C.
Most cited
By later US patents
- Rule based IP data processing453US 6,598,034 B1Infineon Technologies North America Corp. · 2003
- Router and methods using network addresses for virtualization364US 7,200,144 B2QLOGIC, Corporation · 2007
- System and method to provide routing control of information over data networks347US 7,222,190 B2Internap Network Services Corporation · 2007
- Authentication for software defined networks328US 9,038,151 B1Wiretap Ventures, LLC · 2015
- Multi-dimensional computation distribution in a packet processing device having multiple processing architecture319US 7,610,330 B1Packeteer, Inc. · 2009