Global patent index - EP 0926630 A3

EP 0926630 A3 2000-09-06 - Method for a digitally printing franking machine to generate and validate a security print

Title (en)

Method for a digitally printing franking machine to generate and validate a security print

Title (de)

Verfahren für eine digital druckende Frankiermaschine zur Erzeugung und Überprüfung eines Sicherheitsabdruckes

Title (fr)

Procédé pour une machine à affranchir avec imprimante numérique pour générer et vérifier un motif destiné à la sécurité

Publication

EP 0926630 A3 (DE)

Application

EP 98119851 A

Priority

  • DE 19748954 A
  • US 98739397 A

Abstract (en)

[origin: DE19748954A1] The method involves generating an asymmetrical pair of keys, consisting of a secret key and a public key. The information to be printed includes a digital signature and unencrypted franking information. Before the data are prepared for printing, the message is asymmetrically encrypted with the secret key. Also claimed is a method of checking the security markings and an Independent claim for producing and checking security markings.

IPC 1-7 (main, further and additional classification)

G07B 17/00; G07B 17/04

IPC 8 full level (invention and additional information)

G07B 17/00 (2006.01)

CPC (invention and additional information)

G07B 17/00733 (2013.01); G07B 2017/00782 (2013.01); G07B 2017/00967 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

DE 19748954 A1 19990506; EP 0926630 A2 19990630; EP 0926630 A3 20000906; US 6041704 A 20000328

INPADOC legal status

2008-11-26 [18R] REFUSED

- Ref Legal Event Code: 18R

- Effective date: 20080624

2007-04-25 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20020220

2006-01-04 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: FRANCOTYP-POSTALIA GMBH

- Ref Legal Event Code: RAP1

2002-07-10 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: FRANCOTYP-POSTALIA AG & CO. KG

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2002-04-10 [17Q] FIRST EXAMINATION REPORT

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- Effective date: 20020220

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2000-11-22 [17P] REQUEST FOR EXAMINATION FILED

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- Effective date: 20000928

2000-09-06 [AK] DESIGNATED CONTRACTING STATES:

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- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

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1999-06-30 [AK] DESIGNATED CONTRACTING STATES:

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- Designated State(s): CH DE FR GB IT LI

1999-06-30 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

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