G07B 2017/00774
Mac
Official title: {MAC (Message Authentication Code), e.g. DES-MAC}
G07B2017/00774 (Mac) appears on 22 US grants and 10 published applications in this corpus.
Search patents in G07B- Granted patents
- 22
- Published applications
- 10
- Assignees
- 8
- Inventors
- 48
- Latest grant
- 22 Mar 2011
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 0 | 1 |
| 2004 | 1 | 4 |
| 2005 | 3 | 0 |
| 2006 | 1 | 2 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 2 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Mutual authentication system and method for protection of postal security devices and infrastructure22 Mar 2011US 7,912,788 B2Pitney Bowes Inc.
- Method for the dependable transmission of service data to a terminal equipment and arrangement for implementing the method18 Aug 2009US 7,577,617 B1Francotyp-Postalia GmbH
- Mail production systems26 May 2009US 7,539,651 B2Pitney Bowes Inc.
- Secure data capture apparatus and method30 Jan 2007US 7,171,392 B2Ascom Hasler Mailing Systems, Inc.
- Method and devices for printing a franking mark on a document6 Jun 2006US 7,058,614 B1PTT Post Holdings B.V.
- Safety module for a franking machine2 Oct 2008US 2008/0244217 A1
- Digital signature/certificate for hard-copy documents23 Nov 2006US 2006/0265590 A1
- Mutual authentication system and method for protection of postal security devices and infrastructure30 Mar 2006US 2006/0069655 A1Pitney Bowes Inc.
- Secure data capture apparatus and method30 Sep 2004US 2004/0193547 A1Ascom Hasler Mailing Systems, Inc.
- Mail production systems1 Apr 2004US 2004/0064423 A1Pitney Bowes Inc.
Most cited
By later US patents
- System and method for disaster recovery in an open metering system80US 5,793,867 APitney Bowes Inc. · 1998
- System and method for communications with postage meters61US 5,715,164 AAscom Hasler Mailing Systems, Inc. · 1998
- System and method for disaster recovery in an open metering system58US 6,061,671 APitney Bowes Inc. · 2000
- Method for improving the security of postage meter machines49US 5,671,146 AFrancotyp-Postalia GmbH · 1997
- Method and arrangement for generating and checking a security imprint47US 5,953,426 AFrancotyp-Postalia GmbH · 1999