G07B 17/00733
Cryptography or similar special procedures in a franking system
Official title: {Cryptography or similar special procedures in a franking system}
G07B17/00733 (Cryptography or similar special procedures in a franking system) appears on 485 US grants and 238 published applications in this corpus.
Search patents in G07B- Granted patents
- 485
- Published applications
- 238
- Assignees
- 70
- Inventors
- 512
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 9 | 0 |
| 1989 | 18 | 0 |
| 1990 | 10 | 0 |
| 1991 | 9 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 7 | 0 |
| 1996 | 10 | 0 |
| 1997 | 28 | 0 |
| 1998 | 39 | 0 |
| 1999 | 30 | 0 |
| 2000 | 33 | 0 |
| 2001 | 22 | 10 |
| 2002 | 26 | 45 |
| 2003 | 19 | 33 |
| 2004 | 20 | 32 |
| 2005 | 24 | 20 |
| 2006 | 16 | 17 |
| 2007 | 22 | 20 |
| 2008 | 12 | 14 |
| 2009 | 17 | 9 |
| 2010 | 14 | 6 |
| 2011 | 16 | 5 |
| 2012 | 10 | 4 |
| 2013 | 9 | 4 |
| 2014 | 2 | 3 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 2 | 0 |
| 2018 | 1 | 2 |
| 2019 | 4 | 5 |
| 2020 | 6 | 2 |
| 2021 | 1 | 2 |
| 2022 | 2 | 1 |
| 2023 | 2 | 1 |
| 2024 | 3 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G07B 2017/00741Using specific cryptographic algorithms or functionsIndexing code188
- G07B 2017/00959Cryptographic modulesIndexing code154
- G07B 2017/00822Including unique detailsIndexing code136
- G07B 2017/00935PasswordsIndexing code83
- G07B 2017/00846Key managementIndexing code75
- G07B 2017/0079Time-dependencyIndexing code43
- G07B 2017/00951Error handlingIndexing code30
- G07B 2017/00927CertificatesIndexing code28
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- Postal security device with hardware security modules3 Aug 2023US 2023/0246841 A1Quadient Technologies France
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Most cited
By later US patents
- Automated transaction system with modular printhead having print authentication feature1,071US 4,864,618 AWright Technologies, L.P. · 1989
- 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
- Token generation process in an open metering system355US 5,781,438 APitney Bowes Inc. · 1998