H04L 43/0805
By checking availability
Official title: by checking availability
H04L43/0805 (By checking availability) appears on 10,519 US grants and 11,406 published applications in this corpus.
Search patents in H04L- Granted patents
- 10,519
- Published applications
- 11,406
- Assignees
- 2,453
- Inventors
- 23,147
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 10 | 0 |
| 1995 | 23 | 0 |
| 1996 | 20 | 0 |
| 1997 | 8 | 0 |
| 1998 | 35 | 0 |
| 1999 | 45 | 0 |
| 2000 | 55 | 0 |
| 2001 | 76 | 31 |
| 2002 | 81 | 215 |
| 2003 | 105 | 200 |
| 2004 | 107 | 253 |
| 2005 | 107 | 256 |
| 2006 | 149 | 287 |
| 2007 | 170 | 381 |
| 2008 | 205 | 391 |
| 2009 | 254 | 322 |
| 2010 | 325 | 324 |
| 2011 | 353 | 292 |
| 2012 | 325 | 334 |
| 2013 | 343 | 351 |
| 2014 | 434 | 530 |
| 2015 | 434 | 597 |
| 2016 | 459 | 685 |
| 2017 | 538 | 692 |
| 2018 | 605 | 629 |
| 2019 | 792 | 668 |
| 2020 | 800 | 771 |
| 2021 | 827 | 766 |
| 2022 | 785 | 690 |
| 2023 | 775 | 633 |
| 2024 | 611 | 459 |
| 2025 | 415 | 378 |
| 2026 | 216 | 271 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Determining application data and/or analytics6 Oct 2026US 12,756,633 B2Lenovo (Singapore) Pte. Ltd.
- Conveyance system29 Sep 2026US 12,750,293 B2Murata Machinery, Ltd.
- Data center monitoring and management operation including a telemetry anomaly detection operation22 Sep 2026US 12,744,717 B2Dell Products L. P.
- Systems and methods for social graph data analytics to determine connectivity within a community15 Sep 2026US 12,737,778 B2Www.Trustscience.Com Inc.
- Method and apparatus for resource activation for beam failure detection in wireless communication system15 Sep 2026US 12,739,182 B2Samsung Electronics Co., Ltd.
- Technologies for channel state information and beam prediction8 Oct 2026US 2026/0312646 A1Apple Inc.
- Local hub synchronization system1 Oct 2026US 2026/0300063 A1Block, Inc.
- Multi-Homing Device Handling of Host Changes During Control Plane Downtime1 Oct 2026US 2026/0303407 A1Arista Networks, Inc.
- Synthetic test for application connectivity1 Oct 2026US 2026/0303440 A1Juniper Networks, Inc.
- Deploying on-demand redundant network gateways1 Oct 2026US 2026/0303450 A1Nokia Solutions and Networks Oy
Most cited
By later US patents
- System and methodology for managing internet access on a per application basis for client computers connected to the internet1,331US 5,987,611 AZone Labs, Inc. · 1999
- Recovery from failure of a data processor in a network server1,104US 6,275,953 B1EMC Corporation · 2001
- Smart remote monitoring system and method1,009US 6,553,336 B1Telemonitor, Inc. · 2003
- Data processing system having double supervising functions1,003US 5,448,724 AFujitsu Limited · 1995
- Optimized network resource location880US 6,185,598 B2Digital Island, Inc. · 2001