H04L 49/3009
Header conversion, routing tables or routing tags
Official title: {Header conversion, routing tables or routing tags}
H04L49/3009 (Header conversion, routing tables or routing tags) appears on 1,843 US grants and 1,300 published applications in this corpus.
Search patents in H04L- Granted patents
- 1,843
- Published applications
- 1,300
- Assignees
- 443
- Inventors
- 2,875
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 5 | 0 |
| 1990 | 7 | 0 |
| 1991 | 2 | 0 |
| 1992 | 9 | 0 |
| 1993 | 14 | 0 |
| 1994 | 11 | 0 |
| 1995 | 28 | 0 |
| 1996 | 35 | 0 |
| 1997 | 19 | 0 |
| 1998 | 42 | 0 |
| 1999 | 76 | 0 |
| 2000 | 77 | 0 |
| 2001 | 60 | 17 |
| 2002 | 55 | 72 |
| 2003 | 70 | 71 |
| 2004 | 79 | 51 |
| 2005 | 48 | 66 |
| 2006 | 81 | 97 |
| 2007 | 61 | 52 |
| 2008 | 72 | 49 |
| 2009 | 60 | 54 |
| 2010 | 78 | 41 |
| 2011 | 71 | 51 |
| 2012 | 45 | 49 |
| 2013 | 57 | 49 |
| 2014 | 64 | 56 |
| 2015 | 52 | 58 |
| 2016 | 69 | 64 |
| 2017 | 52 | 40 |
| 2018 | 75 | 39 |
| 2019 | 51 | 41 |
| 2020 | 55 | 68 |
| 2021 | 52 | 42 |
| 2022 | 54 | 68 |
| 2023 | 46 | 30 |
| 2024 | 42 | 39 |
| 2025 | 48 | 24 |
| 2026 | 15 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Fat tree adaptive routing11 Aug 2026US 12,705,190 B2Hewlett Packard Enterprise Development LP
- Optimizing access to local network devices via mesh network devices2 Jun 2026US 12,647,387 B2Uab 360 It
- Data path rule management in virtual switch9 Jul 2026US 2026/0197285 A1Mellanox Technologies, Ltd.
- Communication System, Communication Method, and Related Apparatus18 Jun 2026US 2026/0172491 A1Shenzhen Yinwang Intelligent Technologies Co., Ltd.
- Method and device with adaptive path control4 Jun 2026US 2026/0156087 A1Samsung Electronics Co., Ltd.
- Switch, Switch Cabinet, and Data Switching Method7 May 2026US 2026/0129007 A1Huawei Technologies Co., Ltd.
- System, method, and apparatus for joint packet communication30 Apr 2026US 2026/0122004 A1NXP B. V.
Most cited
By later US patents
- Distributed memory switching hub1,538US 6,175,571 B1Network Peripherals, Inc. · 2001
- Computer network switching system425US 5,274,631 AKalpana, Inc. · 1993
- Hardware-assisted central processing unit access to a forwarding database414US 5,909,686 ASun Microsystems, Inc. · 1999
- Systems and methods for processing packets410US 7,215,637 B1Juniper Networks, Inc. · 2007
- Method and apparatus for managing a network flow in a high performance network interface387US 6,650,640 B1Sun Microsystems, Inc. · 2003