H04L 61/255
Maintenance or indexing of mapping tables
H04L61/255 (Maintenance or indexing of mapping tables) appears on 499 US grants and 542 published applications in this corpus.
Search patents in H04L- Granted patents
- 499
- Published applications
- 542
- Assignees
- 228
- Inventors
- 949
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 24 |
| 2003 | 1 | 30 |
| 2004 | 9 | 33 |
| 2005 | 16 | 28 |
| 2006 | 31 | 34 |
| 2007 | 17 | 24 |
| 2008 | 17 | 29 |
| 2009 | 20 | 15 |
| 2010 | 36 | 25 |
| 2011 | 22 | 10 |
| 2012 | 17 | 25 |
| 2013 | 26 | 24 |
| 2014 | 17 | 17 |
| 2015 | 37 | 21 |
| 2016 | 16 | 18 |
| 2017 | 21 | 14 |
| 2018 | 16 | 7 |
| 2019 | 18 | 29 |
| 2020 | 26 | 15 |
| 2021 | 20 | 28 |
| 2022 | 21 | 28 |
| 2023 | 22 | 19 |
| 2024 | 34 | 23 |
| 2025 | 24 | 17 |
| 2026 | 5 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Content fetching by mobile device in a state based on resource utilization level25 Aug 2026US 12,719,945 B2Bright Data Ltd.
- Network address translation in a distributed switch11 Aug 2026US 12,706,873 B2Hewlett Packard Enterprise Development LP
- Content fetching by mobile device selected based on battery charge level9 Jun 2026US 12,652,330 B2Bright Data Ltd.
- Methods, systems, and devices to enable an association between a base station and an access and mobility management function (AMF) in the mobile network core located in the public cloud network through a network address translation (NAT) gateway7 Apr 2026US 12,598,154 B2AT&T Intellectual Property I, L. P.
- Selecting proxy device based on hardware resource utilization24 Mar 2026US 12,587,579 B2Bright Data Ltd.
- Network services across multiple network devices24 Sep 2026US 2026/0291910 A1Hewlett Packard Enterprise Development LP
- Communication method and a branch apparatus25 Jun 2026US 2026/0180950 A1New H3C Technologies Co., Ltd.
- Network address translation in a distributed switch16 Apr 2026US 2026/0106856 A1Hewlett Packard Enterprise Development LP
- System and Method for Improving Content Fetching by Selecting Tunnel Devices22 Jan 2026US 2026/0025425 A1Bright Data Ltd.
- Data flow identification method and apparatus and electronic device20 Nov 2025US 2025/0358256 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- Translating packet addresses based upon a user identifier282US 6,154,839 AVPNet Technologies, Inc. · 2000
- Internetwork address mapping gateway280US 5,856,974 ANovell, Inc. · 1999
- Enabling incoming VoIP calls behind a network firewall253US 7,826,602 B1Juniper Networks, Inc. · 2010
- Address reporting device and method for detecting authorized and unauthorized addresses in a network environment173US 5,815,664 AFujitsu Limited · 1998
- Address translation method and system having a forwarding table data structure150US 6,141,738 ANortel Networks Limited · 2000