H04L 49/25
Routing or path finding in a switch fabric
H04L49/25 (Routing or path finding in a switch fabric) appears on 4,747 US grants and 3,650 published applications in this corpus.
Search patents in H04L- Granted patents
- 4,747
- Published applications
- 3,650
- Assignees
- 921
- Inventors
- 7,068
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 5 | 0 |
| 1985 | 9 | 0 |
| 1986 | 7 | 0 |
| 1987 | 11 | 0 |
| 1988 | 10 | 0 |
| 1989 | 19 | 0 |
| 1990 | 29 | 0 |
| 1991 | 22 | 0 |
| 1992 | 31 | 0 |
| 1993 | 34 | 0 |
| 1994 | 44 | 0 |
| 1995 | 61 | 0 |
| 1996 | 82 | 0 |
| 1997 | 57 | 0 |
| 1998 | 106 | 0 |
| 1999 | 134 | 0 |
| 2000 | 132 | 0 |
| 2001 | 134 | 41 |
| 2002 | 135 | 173 |
| 2003 | 128 | 195 |
| 2004 | 120 | 120 |
| 2005 | 101 | 143 |
| 2006 | 174 | 122 |
| 2007 | 120 | 85 |
| 2008 | 140 | 101 |
| 2009 | 129 | 83 |
| 2010 | 143 | 87 |
| 2011 | 119 | 75 |
| 2012 | 81 | 105 |
| 2013 | 104 | 123 |
| 2014 | 129 | 146 |
| 2015 | 167 | 218 |
| 2016 | 209 | 189 |
| 2017 | 182 | 227 |
| 2018 | 213 | 227 |
| 2019 | 264 | 220 |
| 2020 | 256 | 299 |
| 2021 | 254 | 189 |
| 2022 | 203 | 137 |
| 2023 | 178 | 113 |
| 2024 | 128 | 89 |
| 2025 | 92 | 82 |
| 2026 | 46 | 61 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hierarchical mapping for network on chip6 Oct 2026US 12,756,675 B2Baya Systems, Inc.
- Multi-level video processing within a vehicular communication network29 Sep 2026US 12,749,358 B2Avago Technologies International Sales Pte. Limited
- End-to-end integrity check of a communication stream29 Sep 2026US 12,750,295 B2Thales
- Network interface device29 Sep 2026US 12,750,329 B2Xilinx, Inc.
- Load distribution across mesh networks22 Sep 2026US 12,744,746 B2Advanced Micro Devices, Inc.
- Flow control-based computing system and method for switching connections between computing resources8 Oct 2026US 2026/0312914 A1Electronics and Telecommunications Research Institute
- Configuring switches in a network fabric1 Oct 2026US 2026/0303548 A1Oracle International Corporation
- Generating Models Of Data Center Fabrics17 Sep 2026US 2026/0280985 A1Oracle International Corporation
- Modifying Routing Configurations of a Network Fabric Based on Telemetry Data10 Sep 2026US 2026/0270222 A1Oracle International Corporation
- Virtual Partition Lifecycle Management with Collective Operation Resource Allocation in a UALink Network27 Aug 2026US 2026/0252405 A1UnifabriX Ltd.
Most cited
By later US patents
- Policy based quality of service891US 6,104,700 AExtreme Networks, Inc. · 2000
- Multi-services application gateway and system employing the same602US 8,543,665 B2Prodea Systems, Inc. · 2013
- Network having secure fast packet switching and guaranteed quality of service466US 5,485,455 ACabletron Systems, Inc. · 1996
- Using virtual networking devices to connect managed computer networks448US 7,991,859 B1Amazon Technologies, Inc. · 2011
- Hardware-assisted central processing unit access to a forwarding database414US 5,909,686 ASun Microsystems, Inc. · 1999