H04L 49/506
Backpressure
H04L49/506 (Backpressure) appears on 273 US grants and 175 published applications in this corpus.
Search patents in H04L- Granted patents
- 273
- Published applications
- 175
- Assignees
- 96
- Inventors
- 437
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 21 | 0 |
| 2000 | 9 | 0 |
| 2001 | 4 | 0 |
| 2002 | 7 | 16 |
| 2003 | 7 | 6 |
| 2004 | 6 | 2 |
| 2005 | 3 | 8 |
| 2006 | 19 | 9 |
| 2007 | 6 | 9 |
| 2008 | 9 | 5 |
| 2009 | 10 | 3 |
| 2010 | 20 | 6 |
| 2011 | 7 | 8 |
| 2012 | 9 | 31 |
| 2013 | 14 | 10 |
| 2014 | 23 | 7 |
| 2015 | 13 | 5 |
| 2016 | 8 | 4 |
| 2017 | 10 | 3 |
| 2018 | 3 | 3 |
| 2019 | 1 | 10 |
| 2020 | 12 | 13 |
| 2021 | 6 | 7 |
| 2022 | 7 | 2 |
| 2023 | 7 | 2 |
| 2024 | 2 | 5 |
| 2025 | 3 | 1 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for distributing multipath flows in a direct interconnect network18 Aug 2026US 12,712,805 B2Rockport Networks Inc.
- Fine-granularity admission and flow control for rack-level network connectivity12 May 2026US 12,627,598 B2Enfabrica Corporation
- Configurable stream switch with virtual channels for the sharing of I/O ports in stream-based architectures31 Mar 2026US 12,591,533 B2STMicroelectronics International N. V.
- Network interface device14 Oct 2025US 12,445,395 B2Xilinx, Inc.
- Network device level optimizations for latency sensitive RDMA traffic29 Jul 2025US 12,375,415 B2Oracle International Corporation
- Backpressure notifications to peers for BGP updates10 Apr 2025US 2025/0119395 A1Ciena Corporation
- Configurable stream switch with virtual channels for the sharing of i/o ports in stream-based architectures24 Oct 2024US 2024/0354269 A1STMicroelectronics International N. V.
- Backpressure notifications to peers for BGP updates17 Oct 2024US 2024/0348564 A1Ciena Corporation
- Fine-granularity admission and flow control for rack-level network connectivity26 Sep 2024US 2024/0323116 A1Enfabrica Corporation
- Fine-granularity admission and flow control for rack-level network connectivity18 Jul 2024US 2024/0243996 A1Enfabrica Corporation
Most cited
By later US patents
- Allocated and dynamic bandwidth management278US 5,748,629 AFujitsu Limited · 1998
- Integrated packetized voice and data switching system213US 4,958,341 AAT&T Bell Laboratories · 1990
- Integrated packetized voice and data switching system195US 4,872,160 AAmerican Telephone and Telegraph Company, AT&T Bell Laboratories · 1989
- Bandwidth and congestion control for queue channels in a cell switching communication controller176US 5,359,592 AStratacom, Inc. · 1994
- Input/output controller for coupling the processor-memory complex to the fabric in fabric-backplane interprise servers167US 7,664,110 B1Habanero Holdings, Inc. · 2010