H04L 69/32
Architecture of open systems interconnection [osi] 7-layer type protocol stacks
Official title: Architecture of open systems interconnection [OSI] 7-layer type protocol stacks, e.g. the interfaces between the data link level and the physical level
H04L69/32 (Architecture of open systems interconnection [osi] 7-layer type protocol stacks) appears on 17,640 US grants and 19,020 published applications in this corpus.
Search patents in H04L- Granted patents
- 17,640
- Published applications
- 19,020
- Assignees
- 4,023
- Inventors
- 31,438
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 10 | 0 |
| 1991 | 9 | 0 |
| 1992 | 11 | 0 |
| 1993 | 18 | 0 |
| 1994 | 20 | 0 |
| 1995 | 35 | 0 |
| 1996 | 69 | 0 |
| 1997 | 91 | 0 |
| 1998 | 233 | 0 |
| 1999 | 321 | 0 |
| 2000 | 367 | 0 |
| 2001 | 479 | 384 |
| 2002 | 543 | 2109 |
| 2003 | 580 | 2255 |
| 2004 | 785 | 2084 |
| 2005 | 686 | 1592 |
| 2006 | 956 | 881 |
| 2007 | 969 | 660 |
| 2008 | 965 | 603 |
| 2009 | 947 | 557 |
| 2010 | 910 | 466 |
| 2011 | 776 | 463 |
| 2012 | 668 | 455 |
| 2013 | 637 | 532 |
| 2014 | 658 | 504 |
| 2015 | 585 | 475 |
| 2016 | 608 | 609 |
| 2017 | 577 | 632 |
| 2018 | 573 | 653 |
| 2019 | 645 | 570 |
| 2020 | 666 | 638 |
| 2021 | 558 | 489 |
| 2022 | 536 | 395 |
| 2023 | 461 | 314 |
| 2024 | 326 | 261 |
| 2025 | 239 | 200 |
| 2026 | 102 | 239 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fronthaul message processing based on type of transport layer, fronthaul interface, communication device and computer-readable storage medium6 Oct 2026US 12,756,514 B2Sanechips Technology Co., Ltd.
- Two-way data communication over dual single-pair ethernet links29 Sep 2026US 12,750,254 B2Safran Electronics & Defense
- Method and system of overlay flow control29 Sep 2026US 12,750,290 B2VeloCloud Networks, LLC
- Transmitter, receiver, transmission method, and reception method22 Sep 2026US 12,744,700 B2Sun Patent Trust
- Flow-based packet batching for optimized deep packet inspection22 Sep 2026US 12,744,791 B2Rapid7, Inc.
- Methods and apparatus for hosting real time layer and non-real time layer in a wireless communication system8 Oct 2026US 2026/0312915 A1Samsung Electronics Co., Ltd.
- System and method for neutral application programming interface8 Oct 2026US 2026/0313020 A1UMBRA Technologies Ltd.
- Methods and Apparatus for Improved Resource Unit Allocation Signaling in Wireless Local Area Networks (WLANs)1 Oct 2026US 2026/0303305 A1
- System and Method for Improving Content Fetching by Selecting Tunnel Devices1 Oct 2026US 2026/0303681 A1Bright Data Ltd.
- Method and apparatus for transmitting data unit without length field in wireless communication system1 Oct 2026US 2026/0303712 A1LG Electronics Inc.
Most cited
By later US patents
- System for allowing all remote computers to perform annotation on an image and replicating the annotated image on the respective displays of other comuters2,385US 5,608,872 ANCR Corporation · 1997
- System and method for record and playback of collaborative Web browsing session2,365US 6,535,909 B1Contigo Software LLC · 2003
- Method and apparatus for determining behavioral profile of a computer user2,336US 5,848,396 AFreedom of Information, Inc. · 1998
- System for allowing user of any computer to draw image over that generated by the host computer and replicating the drawn image to other computers2,300US 5,649,104 ANCR Corporation · 1997
- Remote collaboration system including first program means translating user inputs into annotations and running on all computers while second program means runs on one computer2,250US 5,761,419 ANCR Corporation · 1998