H04L 47/193
At the transport layer
Official title: at the transport layer, e.g. TCP related
H04L47/193 (At the transport layer) appears on 1,234 US grants and 1,365 published applications in this corpus.
Search patents in H04L- Granted patents
- 1,234
- Published applications
- 1,365
- Assignees
- 463
- Inventors
- 2,564
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 11 | 0 |
| 2001 | 14 | 7 |
| 2002 | 14 | 55 |
| 2003 | 18 | 42 |
| 2004 | 27 | 61 |
| 2005 | 23 | 67 |
| 2006 | 45 | 54 |
| 2007 | 38 | 44 |
| 2008 | 53 | 59 |
| 2009 | 47 | 51 |
| 2010 | 57 | 52 |
| 2011 | 61 | 51 |
| 2012 | 54 | 49 |
| 2013 | 61 | 48 |
| 2014 | 62 | 84 |
| 2015 | 54 | 74 |
| 2016 | 76 | 50 |
| 2017 | 52 | 58 |
| 2018 | 61 | 62 |
| 2019 | 63 | 73 |
| 2020 | 76 | 73 |
| 2021 | 58 | 51 |
| 2022 | 58 | 44 |
| 2023 | 48 | 54 |
| 2024 | 40 | 40 |
| 2025 | 42 | 42 |
| 2026 | 18 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Transport protocol for latency sensitive applications29 Sep 2026US 12,750,296 B2AT&T Intellectual Property I, L. P.
- Toe-based network interface device, method of operating the same, and server device including the same15 Sep 2026US 12,739,315 B2MangoBoost Inc.
- Hardware offload of QUIC distributed denial of service protection1 Sep 2026US 12,726,460 B2Microsoft Technology Licensing, LLC
- Forceful flow termination for accelerated networking25 Aug 2026US 12,719,792 B2Microsoft Technology Licensing, LLC
- Dynamically enabling a transport control protocol proxy for satellite networks25 Aug 2026US 12,719,798 B2Cisco Technology, Inc.
- Managing congestion notifications for low latency, low loss, and scalable throughput (l4s) data flows25 Jun 2026US 2026/0181472 A1Cisco Technology, Inc.
- Low latency, low loss, and scalable throughput congestion signaling from lower protocol layer to higher protocol layer of network stack25 Jun 2026US 2026/0181473 A1Cisco Technology, Inc.
- Method and device for transferring application layer information/transport layer information for application performance in cellular communication system18 Jun 2026US 2026/0172361 A1Samsung Electronics Co., Ltd.
- Data transmission method, apparatus, device, and system, and storage medium14 May 2026US 2026/0135811 A1Huawei Technologies Co., Ltd.
- Methods and systems for minimizing packet retransmission and bandwidth priority management at a user device7 May 2026US 2026/0129000 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Directory enabled policy management tool for intelligent traffic management997US 6,502,131 B1Novell, Inc. · 2002
- IP-flow classification in a wireless point to multi-point (PTMP) transmission system910US 6,452,915 B1Malibu Networks, Inc. · 2002
- Application-aware, quality of service (QoS) sensitive, media access control (MAC) layer567US 6,640,248 B1Malibu Networks, Inc. · 2003
- Method and computer program product for internet protocol (IP)-flow classification in a wireless point to multi-point (PtMP) transmission system397US 7,251,218 B2Van Drebbel Mariner LLC · 2007
- TCP/IP offload network interface device370US 6,434,620 B1Alacritech, Inc. · 2002