H04L 9/3231
Biological data
Official title: {Biological data, e.g. fingerprint, voice or retina (network architectures or network communication protocols for supporting authentication of entities using biometrical features in a packet data network H04L63/0861)}
H04L9/3231 (Biological data) appears on 3,068 US grants and 3,883 published applications in this corpus.
Search patents in H04L- Granted patents
- 3,068
- Published applications
- 3,883
- Assignees
- 1,261
- Inventors
- 5,847
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 12 | 9 |
| 2002 | 7 | 29 |
| 2003 | 7 | 35 |
| 2004 | 5 | 46 |
| 2005 | 16 | 56 |
| 2006 | 26 | 62 |
| 2007 | 30 | 74 |
| 2008 | 23 | 89 |
| 2009 | 31 | 92 |
| 2010 | 55 | 85 |
| 2011 | 51 | 77 |
| 2012 | 62 | 80 |
| 2013 | 97 | 110 |
| 2014 | 99 | 100 |
| 2015 | 105 | 161 |
| 2016 | 131 | 171 |
| 2017 | 142 | 161 |
| 2018 | 158 | 237 |
| 2019 | 182 | 301 |
| 2020 | 259 | 398 |
| 2021 | 300 | 332 |
| 2022 | 307 | 316 |
| 2023 | 275 | 262 |
| 2024 | 283 | 246 |
| 2025 | 239 | 203 |
| 2026 | 136 | 151 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Digital notarization using a biometric identification service6 Oct 2026US 12,756,562 B2Secure Identity, LLC
- Systems and methods for token creation and management6 Oct 2026US 12,756,563 B2Artema Labs, Inc
- Methods and systems for identity verification using voice authentication6 Oct 2026US 12,756,571 B2Aegis-CC LLC
- Authentication method and apparatus of biometric payment device, computer device, and storage medium29 Sep 2026US 12,749,074 B2Tencent Technology (Shenzhen) Company Limited
- Age verification29 Sep 2026US 12,749,342 B1Shufti Pro Ltd
- Portable memory device configured for host device to manage access to digital assets8 Oct 2026US 2026/0312798 A1Solana Mobile Inc.
- Method for generating a code, method for verifying a code, document comprising the code, and use of the code8 Oct 2026US 2026/0312816 A1Kurz Digital Solutions GmbH & Co. KG
- Systems and methods for securely managing access to data and systems using encrypted attributes and real-time distributed network verification1 Oct 2026US 2026/0303336 A1Bank of America Corporation
- Chain of authentication using public key infrastructure1 Oct 2026US 2026/0303374 A1
- Chain of authentication using public key infrastructure1 Oct 2026US 2026/0303375 A1
Most cited
By later US patents
- Unforgeable personal identification system1,065US 4,993,068 AMotorola, Inc. · 1991
- Biometric token for authorizing access to a host system859US 5,280,527 AKamahira Safe Co., Inc. · 1994
- Apparatus and method for automated privacy protection in distributed images712US 9,396,354 B1Snapchat, Inc. · 2016
- Method and apparatus for securely transmitting and authenticating biometric data over a network549US 6,332,193 B1Sensar, Inc. · 2001
- Secure biometric verification of identity428US 7,278,025 B2IVI Smart Technologies, Inc. · 2007