G07B 2017/00895
Key verification
Official title: {Key verification, e.g. by using trusted party}
G07B2017/00895 (Key verification) appears on 8 US grants and 2 published applications in this corpus.
Search patents in G07B- Granted patents
- 8
- Published applications
- 2
- Assignees
- 3
- Inventors
- 22
- Latest grant
- 18 May 2004
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 2 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for publishing certification information certified by a plurality of authorities and apparatus and portable data storage media used to practice said method18 May 2004US 6,738,899 B1Pitney Bowes Inc.
- Method for publishing certification information representative of selectable subsets of rights and apparatus and portable data storage media used to practice said method9 Mar 2004US 6,704,867 B1Bitney Bowes, Inc.
- Method for verifying the expected postal security device in a postage metering system10 Jul 2001US 6,260,144 B1Pitney Bowes Inc.
- Cryptographic key management and validation system22 Sep 1998US 5,812,666 APitney Bowes Inc.
- Method of manufacturing generic meters in a key management system21 Oct 1997US 5,680,456 APitney Bowes Inc.
Most cited
By later US patents
- Reliable document authentication system179US 4,853,961 APitney Bowes Inc. · 1989
- Method and apparatus for authenticating messages118US 5,142,577 A1992
- Cryptographic key management and validation system114US 5,812,666 APitney Bowes Inc. · 1998
- Method of token verification in a key management system60US 5,661,803 APitney Bowes Inc. · 1997
- Method of manufacturing generic meters in a key management system16US 5,680,456 APitney Bowes Inc. · 1997