H04L 45/32
Flooding
Official title: {Flooding (denial of service attacks H04L63/1458)}
H04L45/32 (Flooding) appears on 364 US grants and 357 published applications in this corpus.
Search patents in H04L- Granted patents
- 364
- Published applications
- 357
- Assignees
- 153
- Inventors
- 708
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 2 |
| 2002 | 1 | 2 |
| 2003 | 1 | 11 |
| 2004 | 3 | 3 |
| 2005 | 4 | 11 |
| 2006 | 12 | 11 |
| 2007 | 8 | 11 |
| 2008 | 13 | 15 |
| 2009 | 9 | 18 |
| 2010 | 18 | 17 |
| 2011 | 10 | 8 |
| 2012 | 28 | 18 |
| 2013 | 11 | 21 |
| 2014 | 21 | 20 |
| 2015 | 13 | 18 |
| 2016 | 26 | 16 |
| 2017 | 21 | 18 |
| 2018 | 13 | 20 |
| 2019 | 25 | 25 |
| 2020 | 21 | 16 |
| 2021 | 19 | 21 |
| 2022 | 18 | 17 |
| 2023 | 20 | 11 |
| 2024 | 11 | 20 |
| 2025 | 16 | 4 |
| 2026 | 9 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bit index explicit replication (BIER) with anycast6 Oct 2026US 12,756,651 B2Hewlett Packard Enterprise Development LP
- System and method for handling IGP flooding topology inconsistency25 Aug 2026US 12,719,780 B2Huawei Technologies Co., Ltd.
- Seamless support and node-by-node migration for multiple distributed flood reduction algorithms in the same network25 Aug 2026US 12,719,793 B2Hewlett Packard Enterprise Development LP
- Information flooding method and device18 Aug 2026US 12,712,807 B2Huawei Technologies Co., Ltd.
- Systems and methods for link state flooding transmitter-based flow control11 Aug 2026US 12,706,851 B2Cisco Technology, Inc.
- Forwarding Topology for BUM Traffic in Network Device Aggregation Group1 Oct 2026US 2026/0303510 A1Arista Networks, Inc.
- Network interface and method for processing ethernet network frames16 Apr 2026US 2026/0106823 A1NXP B. V.
- Topology Information Update Method and Related Apparatus5 Mar 2026US 2026/0067167 A1Huawei Technologies Co., Ltd.
- Methods, apparatus, and systems for tree-based routing in communication networks18 Dec 2025US 2025/0385866 A1Huawei Technologies Co., Ltd.
- Traffic Handling for EVPN E-Tree13 Nov 2025US 2025/0350556 A1Arista Networks, Inc.
Most cited
By later US patents
- Lighting control system with packet hopping communication284US 5,726,644 APhilips Electronics North America Corporation · 1998
- Method and system for loop-free ad-hoc routing183US 7,567,547 B2Palo Alto Research Center Incorporated · 2009
- Method and apparatus for content identifier based radius constrained cache flooding to enable efficient content routing168US 8,667,172 B2Futurewei Technologies, Inc. · 2014
- Distributed digital data communications network157US 4,399,531 ARockwell International Corporation · 1983
- Method for routing packets by squelched flooding145US 5,007,052 AMetricom, Inc. · 1991