G06Q 20/3825
Use of electronic signatures
Official title: {Use of electronic signatures}
G06Q20/3825 (Use of electronic signatures) appears on 1,668 US grants and 2,752 published applications in this corpus.
Search patents in G06Q- Granted patents
- 1,668
- Published applications
- 2,752
- Assignees
- 832
- Inventors
- 4,056
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 9 | 0 |
| 2001 | 5 | 5 |
| 2002 | 4 | 41 |
| 2003 | 4 | 32 |
| 2004 | 8 | 11 |
| 2005 | 15 | 23 |
| 2006 | 22 | 14 |
| 2007 | 16 | 15 |
| 2008 | 8 | 18 |
| 2009 | 13 | 33 |
| 2010 | 14 | 21 |
| 2011 | 15 | 8 |
| 2012 | 14 | 22 |
| 2013 | 17 | 30 |
| 2014 | 12 | 30 |
| 2015 | 19 | 46 |
| 2016 | 19 | 61 |
| 2017 | 21 | 62 |
| 2018 | 37 | 88 |
| 2019 | 44 | 137 |
| 2020 | 82 | 259 |
| 2021 | 149 | 321 |
| 2022 | 190 | 313 |
| 2023 | 208 | 348 |
| 2024 | 270 | 327 |
| 2025 | 255 | 285 |
| 2026 | 171 | 202 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for region-specific sub-tokenization in cryptographic transaction processing6 Oct 2026US 12,754,690 B2Vannadium, Inc.
- Secure and trustworthy bridge for transferring assets across networks with different data architecture6 Oct 2026US 12,755,274 B2Ava Labs, Inc.
- Systems and methods for creating and managing identity-based tokens linked to immutable event records29 Sep 2026US 12,748,547 B2Vannadium, Inc.
- Logical validation of devices against fraud and tampering29 Sep 2026US 12,749,084 B2Block, Inc.
- Distributed cryptographic tokens with downstream administrative control22 Sep 2026US 12,743,684 B2Polymath Inc.
- Partially-mined gold deposit tokenization and token transformation management8 Oct 2026US 2026/0311149 A1NatGold Digital Ltd.
- Autonomous computing system for digital asset redemption state control and synchronization of distributed ledger records8 Oct 2026US 2026/0312810 A1
- Secure and trustworthy bridge for transferring assets across different networks8 Oct 2026US 2026/0312833 A1Ava Labs, Inc.
- Blockchain escrow1 Oct 2026US 2026/0300970 A1
- Transmission authorizations in data transmission systems1 Oct 2026US 2026/0300976 A1
Most cited
By later US patents
- Electronic payment system and method970US 5,590,197 AV-One Corporation · 1996
- Method and apparatus for purchasing and delivering digital goods over a network652US 5,809,144 ACarnegie Mellon University · 1998
- Systems and methods using cryptography to protect secure computing environments603US 6,157,721 AIntertrust Technologies Corporation · 2000
- Method and system for effecting financial transactions over a public network without submission of sensitive information476US 6,748,367 B12004
- Simultaneous electronic transactions with visible trusted parties469US 5,553,145 A1996