H04L 49/354
For supporting virtual local area networks [vlan]
Official title: for supporting virtual local area networks [VLAN]
H04L49/354 (For supporting virtual local area networks [vlan]) appears on 1,046 US grants and 954 published applications in this corpus.
Search patents in H04L- Granted patents
- 1,046
- Published applications
- 954
- Assignees
- 278
- Inventors
- 1,714
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 38 | 0 |
| 2001 | 25 | 9 |
| 2002 | 29 | 35 |
| 2003 | 17 | 25 |
| 2004 | 32 | 18 |
| 2005 | 28 | 46 |
| 2006 | 39 | 29 |
| 2007 | 23 | 40 |
| 2008 | 25 | 23 |
| 2009 | 37 | 31 |
| 2010 | 46 | 28 |
| 2011 | 37 | 37 |
| 2012 | 25 | 30 |
| 2013 | 41 | 33 |
| 2014 | 35 | 50 |
| 2015 | 48 | 78 |
| 2016 | 71 | 66 |
| 2017 | 60 | 49 |
| 2018 | 57 | 46 |
| 2019 | 54 | 62 |
| 2020 | 65 | 62 |
| 2021 | 61 | 51 |
| 2022 | 44 | 29 |
| 2023 | 32 | 25 |
| 2024 | 32 | 29 |
| 2025 | 14 | 13 |
| 2026 | 16 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Layer-2 networking span port in a virtualized cloud environment25 Aug 2026US 12,719,786 B2Oracle International Corporation
- Initializing of a system arrangement for the packet-based transfer of data25 Aug 2026US 12,719,801 B2Inova Semiconductors GmbH
- Packet processing method, apparatus, and system, and storage medium11 Aug 2026US 12,706,778 B2Huawei Technologies Co., Ltd.
- Layer-2 networking information in a virtualized cloud environment11 Aug 2026US 12,706,840 B2Oracle International Corporation
- Data processing method, apparatus, device and storage medium14 Jul 2026US 12,683,915 B2Cloud Intelligence Assets Holding (Singapore) Private Limited
- Ethernet data transfer for autonomous and semi-autonomous systems and applications23 Jul 2026US 2026/0213883 A1NVIDIA Corporation
- Method and system for network segment isolation with variable configurations in a vehicle23 Jul 2026US 2026/0213998 A1GM Global Technology Operations LLC
- Packet processing method and related device9 Jul 2026US 2026/0197277 A1Huawei Technologies Co., Ltd.
- Systems and methods for extendable micronets9 Jul 2026US 2026/0197644 A1Cable Television Laboratories, Inc.
- Enterprise content gateway14 May 2026US 2026/0136434 A1Blonder-Tongue Laboratories, Inc.
Most cited
By later US patents
- Distributed connection-oriented services for switched communications networks673US 5,825,772 ACabletron Systems, Inc. · 1998
- Interswitch link mechanism for connecting high-performance network switches430US 5,742,604 ACisco Systems, Inc. · 1998
- Providing virtual networking functionality for managed computer networks407US 8,644,188 B1Amazon Technologies, Inc. · 2014
- Method and apparatus for managing a network flow in a high performance network interface387US 6,650,640 B1Sun Microsystems, Inc. · 2003
- Address translation mechanism for a high-performance network switch373US 5,740,171 ACisco Systems, Inc. · 1998