H04L 63/0823
Using certificates
Official title: {using certificates (cryptographic mechanisms or cryptographic arrangements for entity authentication involving certificates H04L9/3263)}
H04L63/0823 (Using certificates) appears on 9,347 US grants and 10,682 published applications in this corpus.
Search patents in H04L- Granted patents
- 9,347
- Published applications
- 10,682
- Assignees
- 2,443
- Inventors
- 16,708
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 11 | 0 |
| 1998 | 19 | 0 |
| 1999 | 34 | 0 |
| 2000 | 46 | 0 |
| 2001 | 44 | 25 |
| 2002 | 45 | 225 |
| 2003 | 58 | 267 |
| 2004 | 65 | 239 |
| 2005 | 101 | 313 |
| 2006 | 142 | 308 |
| 2007 | 138 | 284 |
| 2008 | 188 | 263 |
| 2009 | 164 | 295 |
| 2010 | 237 | 299 |
| 2011 | 227 | 303 |
| 2012 | 298 | 291 |
| 2013 | 369 | 371 |
| 2014 | 458 | 442 |
| 2015 | 437 | 498 |
| 2016 | 536 | 612 |
| 2017 | 582 | 623 |
| 2018 | 564 | 660 |
| 2019 | 651 | 653 |
| 2020 | 677 | 666 |
| 2021 | 635 | 672 |
| 2022 | 638 | 604 |
| 2023 | 605 | 557 |
| 2024 | 561 | 522 |
| 2025 | 530 | 428 |
| 2026 | 273 | 262 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Digital identity sign-in6 Oct 2026US 12,754,983 B2Early Warning Services, LLC
- Conserving computing resources via application-level authentication of action execution requests6 Oct 2026US 12,756,700 B2Truist Bank
- Systems and methods for preserving privacy of a registrant in a domain name system (“DNS”)29 Sep 2026US 12,750,243 B2VeriSign, Inc.
- BGP blackhole and hijack mitigation29 Sep 2026US 12,750,304 B2Cisco Technology, Inc.
- Compliance-based client access control for network services29 Sep 2026US 12,750,357 B2Fortanix, Inc.
- Independent sequence processing to facilitate security between nodes in wireless networks8 Oct 2026US 2026/0312619 A1Texas Instruments Incorporated
- Distributing Certificate Bundles According To Distribution Schedules8 Oct 2026US 2026/0312946 A1Oracle International Corporation
- System and method for personalization of a chat bot1 Oct 2026US 2026/0303552 A1Truist Bank
- Certificate from server24 Sep 2026US 2026/0291756 A1Koninklijke Philips N. V.
- System24 Sep 2026US 2026/0291931 A1SoftBank Group Corp.
Most cited
By later US patents
- Computer-based communication system and method using metadata defining a control structure1,718US 5,862,325 AIntermind Corporation · 1999
- System for controlling the distribution and use of digital works1,495US 5,629,980 AXerox Corporation · 1997
- Systems and methods for secure transaction management and electronic rights protection1,270US 5,982,891 AIntertrust Technologies Corporation · 1999
- Managing user information on an e-commerce system1,163US 7,100,195 B1Accenture LLP · 2006
- Systems and methods for secure transaction management and electronic rights protection1,156US 5,910,987 AIntertrust Technologies Corporation · 1999