H04L 12/4658
Wherein a vlan tag represents a service provider backbone vlan
Official title: {wherein a VLAN tag represents a service provider backbone VLAN, e.g. B-Tag, S-Tag}
H04L12/4658 (Wherein a vlan tag represents a service provider backbone vlan) appears on 82 US grants and 94 published applications in this corpus.
Search patents in H04L- Granted patents
- 82
- Published applications
- 94
- Assignees
- 46
- Inventors
- 167
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2005 | 0 | 4 |
| 2006 | 0 | 1 |
| 2007 | 0 | 4 |
| 2008 | 2 | 7 |
| 2009 | 1 | 6 |
| 2010 | 5 | 7 |
| 2011 | 6 | 6 |
| 2012 | 5 | 9 |
| 2013 | 16 | 13 |
| 2014 | 11 | 15 |
| 2015 | 10 | 7 |
| 2016 | 10 | 6 |
| 2017 | 6 | 2 |
| 2018 | 3 | 0 |
| 2019 | 2 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Variable frame headers10 Feb 2026US 12,549,649 B2Graphcore Limited
- Method and apparatus for searching for maintenance end point (MEP), and storage medium4 Jul 2023US 11,695,639 B2Suzhou Centec Communications Co., Ltd.
- Technologies for network discovery14 Jun 2022US 11,362,904 B2Intel Corporation
- Aliasing behavior for traffic to multihomed sites in ethernet virtual private network (EVPN) networks6 Jul 2021US 11,057,243 B2Juniper Networks, Inc.
- Aliasing behavior for traffic to multihomed sites in ethernet virtual private network (EVPN) networks21 Apr 2020US 10,630,509 B2Juniper Networks, Inc.
- Variable Frame Headers21 May 2026US 2026/0143049 A1Graphcore Limited
- Variable Frame Headers8 Jun 2023US 2023/0179688 A1Graphcore Limited
- Mechanism for Provisioning Source IP for Tunneled Packets From User Plane1 Sep 2022US 2022/0279056 A1Parallel Wireless, Inc.
- Method and apparatus for searching for maintenance end point (mep), and storage medium10 Feb 2022US 2022/0045910 A1Suzhou Centec Communications Co., Ltd.
- Technologies for enhanced network discovery and application network creation under a pod switch25 Feb 2021US 2021/0058299 A1Intel Corporation
Most cited
By later US patents
- Translating between a switching format and a transport format140US 8,018,938 B1World Wide Packets, Inc. · 2011
- Provisioning single or multistage networks using ethernet service instances (ESIs)117US 8,599,850 B2Brocade Communications Systems, Inc. · 2013
- Performing scalable L2 wholesale services in computer networks56US 8,619,788 B1Juniper Networks, Inc. · 2013
- Dynamic virtual local area network (VLAN) interface configuration52US 7,983,258 B1Juniper Networks, Inc. · 2011
- Selecting a link of a link group based on contents of a concealed header43US 8,948,175 B2Ciena Corporation · 2015