H04L 69/322
Intralayer communication protocols among peer entities or protocol data unit [pdu] definitions
Official title: Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions
H04L69/322 (Intralayer communication protocols among peer entities or protocol data unit [pdu] definitions) appears on 16,720 US grants and 18,024 published applications in this corpus.
Search patents in H04L- Granted patents
- 16,720
- Published applications
- 18,024
- Assignees
- 3,881
- Inventors
- 29,946
- 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 | 4 | 0 |
| 1990 | 10 | 0 |
| 1991 | 9 | 0 |
| 1992 | 11 | 0 |
| 1993 | 18 | 0 |
| 1994 | 18 | 0 |
| 1995 | 35 | 0 |
| 1996 | 65 | 0 |
| 1997 | 87 | 0 |
| 1998 | 217 | 0 |
| 1999 | 311 | 0 |
| 2000 | 355 | 0 |
| 2001 | 466 | 372 |
| 2002 | 526 | 2094 |
| 2003 | 570 | 2231 |
| 2004 | 771 | 2046 |
| 2005 | 671 | 1540 |
| 2006 | 938 | 847 |
| 2007 | 946 | 613 |
| 2008 | 940 | 584 |
| 2009 | 922 | 516 |
| 2010 | 862 | 438 |
| 2011 | 750 | 436 |
| 2012 | 626 | 436 |
| 2013 | 602 | 484 |
| 2014 | 609 | 456 |
| 2015 | 548 | 407 |
| 2016 | 567 | 557 |
| 2017 | 519 | 594 |
| 2018 | 527 | 607 |
| 2019 | 593 | 498 |
| 2020 | 610 | 589 |
| 2021 | 508 | 437 |
| 2022 | 492 | 355 |
| 2023 | 428 | 278 |
| 2024 | 285 | 222 |
| 2025 | 202 | 177 |
| 2026 | 86 | 210 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H04L 69/329In the application layer [osi layer 7]11,810
- H04L 69/324In the data link layer [osi layer 2]2,883
- H04L 69/326In the transport layer [osi layer 4]1,107
- H04L 69/323In the physical layer [osi layer 1]1,100
- H04L 69/325In the network layer [osi layer 3]882
- H04L 69/327In the session layer [osi layer 5]189
- H04L 69/328In the presentation layer [osi layer 6]100
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 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.
- Acknowledged and non-acknowledged communications1 Oct 2026US 2026/0303713 A1QUALCOMM Incorporated
- Wireless communication method and communication device1 Oct 2026US 2026/0303714 A1Guangdong Oppo Mobile Telecommunications Corp., Ltd.
- Method and apparatus for ai/ml data transmission in a wireless communication system24 Sep 2026US 2026/0291826 A1Samsung Electronics Co., Ltd.
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