H04W 80/04
Network layer protocols
Official title: Network layer protocols, e.g. mobile IP [Internet Protocol]
H04W80/04 (Network layer protocols) appears on 3,987 US grants and 4,614 published applications in this corpus.
Search patents in H04W- Granted patents
- 3,987
- Published applications
- 4,614
- Assignees
- 769
- Inventors
- 5,610
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 9 | 0 |
| 2000 | 13 | 0 |
| 2001 | 27 | 38 |
| 2002 | 52 | 173 |
| 2003 | 53 | 200 |
| 2004 | 81 | 285 |
| 2005 | 108 | 256 |
| 2006 | 158 | 301 |
| 2007 | 169 | 352 |
| 2008 | 184 | 380 |
| 2009 | 211 | 343 |
| 2010 | 236 | 404 |
| 2011 | 316 | 280 |
| 2012 | 351 | 192 |
| 2013 | 335 | 148 |
| 2014 | 299 | 166 |
| 2015 | 256 | 225 |
| 2016 | 236 | 194 |
| 2017 | 205 | 114 |
| 2018 | 145 | 98 |
| 2019 | 117 | 98 |
| 2020 | 109 | 92 |
| 2021 | 74 | 78 |
| 2022 | 78 | 50 |
| 2023 | 47 | 54 |
| 2024 | 50 | 35 |
| 2025 | 38 | 37 |
| 2026 | 23 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Data usage categorization in telecommunication network6 Oct 2026US 12,756,638 B2Rakuten Mobile, Inc.
- Support of user plane transactions over a mobile network1 Sep 2026US 12,726,877 B2Nokia Technologies Oy
- Device and method for adaptively controlling path in wireless communication system25 Aug 2026US 12,720,621 B2Samsung Electronics Co., Ltd.
- Multicast handover for mobile communications4 Aug 2026US 12,701,397 B2ViaSat, Inc.
- Protocol analyzer, non-transitory computer-readable storage medium in which protocol error detection program is recorded, and protocol error detection method28 Jul 2026US 12,695,661 B2NEC Corporation
- Network node and a method in a wireless communications network1 Oct 2026US 2026/0304206 A1
- Global registration system for aerial vehicles24 Sep 2026US 2026/0292440 A1GeoFrenzy, Inc.
- Wireless sensing processing method and apparatus, communication device, and storage medium10 Sep 2026US 2026/0270745 A1Beijing Xiaomi Mobile Software Co., Ltd.
- Method and apparatus for improving a control plane stack architecture13 Aug 2026US 2026/0238692 A1Samsung Electronics Co., Ltd.
- Intermediate Networking Devices13 Aug 2026US 2026/0239108 A1Headwater Research LLC
Most cited
By later US patents
- System and method for pushing information from a host system to a mobile data communication device having a shared electronic address717US 6,219,694 B1Research In Motion Limited · 2001
- Network address management for a wired network supporting wireless communication to a plurality of mobile users702US 5,159,592 AInternational Business Machines Corporation · 1992
- Systems and methods for the automatic registration of devices649US 6,686,838 B1Xanboo, Inc. · 2004
- Method and apparatus for health and disease management combining patient data monitoring with wireless internet connectivity628US 6,602,191 B2Q-Tec Systems LLC · 2003
- Roaming encoded information reading terminal542US 8,611,309 B22013