G07B 2017/00766
Digital signature
Official title: {Digital signature, e.g. DSA, DSS, ECDSA, ESIGN}
G07B2017/00766 (Digital signature) appears on 97 US grants and 54 published applications in this corpus.
Search patents in G07B- Granted patents
- 97
- Published applications
- 54
- Assignees
- 19
- Inventors
- 117
- Latest grant
- 23 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 15 | 0 |
| 2001 | 7 | 2 |
| 2002 | 7 | 8 |
| 2003 | 5 | 8 |
| 2004 | 4 | 12 |
| 2005 | 7 | 4 |
| 2006 | 1 | 3 |
| 2007 | 6 | 5 |
| 2008 | 4 | 3 |
| 2009 | 5 | 4 |
| 2010 | 2 | 0 |
| 2011 | 2 | 0 |
| 2012 | 3 | 2 |
| 2013 | 3 | 1 |
| 2014 | 2 | 1 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Secure on-line ticketing23 Jul 2024US 12,046,080 B2Auctane, LLC
- Secure on-line ticketing3 Mar 2020US 10,580,222 B2Stamps.com Inc.
- Method to control the use of custom images20 Feb 2018US 9,898,874 B2Pitney Bowes Inc.
- Systems and methods for authenticating an electronic message13 Sep 2016US 9,444,625 B2United States Postal Service
- Method of franking with early signature generation12 May 2015US 9,031,879 B2Neopost Technologies
- Secure on-line ticketing7 May 2020US 2020/0143604 A1Stamps.com Inc.
- Pc postage™ service indicia design for shipping label30 Jan 2014US 2014/0032439 A1United States Postal Service
- Systems and methods for authenticating an electronic message7 Nov 2013US 2013/0297931 A1United States Postal Service
- Pc postagetm service indicia design for shipping label19 Apr 2012US 2012/0095880 A1United States Postal Service
- Systems and methods for authenticating an electronic message19 Apr 2012US 2012/0096275 A1United States Postal Service
Most cited
By later US patents
- Public key/signature cryptosystem with enhanced digital signature certification510US 4,868,877 A1989
- Public key/signature cryptosystem with enhanced digital signature certification447US 5,005,200 A1991
- Public key/signature cryptosystem with enhanced digital signature certification408US 5,214,702 A1993
- Method and apparatus for transaction and identity verification172US 4,264,782 AInternational Business Machines Corporation · 1981
- Secure user certification for electronic commerce employing value metering system171US 5,796,841 APitney Bowes Inc. · 1998