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Extract from the Register of European Patents

EP About this file: EP1472584

EP1472584 - SECURE DATA INPUT DIALOGUE USING VISUAL CRYPTOGRAPHY [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  06.10.2006
Database last updated on 28.03.2026
Most recent event   Tooltip24.08.2007Lapse of the patent in a contracting state
New state(s): IT		published on 26.09.2007  [2007/39]
Applicant(s)For all designated states
Koninklijke Philips Electronics N.V.
Groenewoudseweg 1
5621 BA Eindhoven / NL
[N/P]
Former [2005/48]For all designated states
Koninklijke Philips Electronics, N.V.
Groenewoudseweg 1
5621 BA Eindhoven / NL
Former [2004/45]For all designated states
Koninklijke Philips Electronics N.V.
Groenewoudseweg 1
5621 BA Eindhoven / NL
Inventor(s)01 / STARING, Antonius, A., M.
Prof. Holstlaan 6
NL-5656 AA Eindhoven / NL
02 / VAN DIJK, Marten, E.
Prof. Holstlaan 6
NL-5656 AA Eindhoven / NL
03 / TUYLS, Pim, T.
Prof. Holstlaan 6
NL-5656 AA Eindhoven / NL
 [2004/45]
Representative(s)Groenendaal, Antonius W. M.
Philips Intellectual Property & Standards
High Tech Campus 5
5656 AE Eindhoven / NL
[N/P]
Former [2004/45]Groenendaal, Antonius Wilhelmus Maria
Philips Intellectual Property & Standards P.O. Box 220
5600 AE Eindhoven / NL
Application number, filing date02785858.813.12.2002
[2004/45]
WO2002IB05423
Priority number, dateEP2002007517817.01.2002         Original published format: EP 02075178
[2004/45]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO03060674
Date:24.07.2003
Language:EN
[2003/30]
Type: A1 Application with search report 
No.:EP1472584
Date:03.11.2004
Language:EN
The application published by WIPO in one of the EPO official languages on 24.07.2003 takes the place of the publication of the European patent application.
[2004/45]
Type: B1 Patent specification 
No.:EP1472584
Date:30.11.2005
Language:EN
[2005/48]
Search report(s)International search report - published on:EP24.07.2003
ClassificationIPC:G06F1/00, H04N1/44, H04K1/00
[2004/45]
CPC:
G09C5/00 (EP,US); H04L51/21 (KR); G06F3/0488 (KR);
G06F3/14 (KR); G07C5/00 (KR); H04L9/06 (KR)
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE,   SI,   SK,   TR [2004/45]
Extension statesALNot yet paid
LTNot yet paid
LVNot yet paid
MKNot yet paid
RONot yet paid
TitleGerman:GESICHERTER DATENEINGABEDIALOG MITTELS VISUELLER KRYPTOGRAPHIE[2004/45]
English:SECURE DATA INPUT DIALOGUE USING VISUAL CRYPTOGRAPHY[2004/45]
French:DIALOGUE D'ENTREE DE DONNEES SECURISE PAR CRYPTOGRAPHIE VISUELLE[2004/45]
Entry into regional phase17.08.2004National basic fee paid 
17.08.2004Designation fee(s) paid 
17.08.2004Examination fee paid 
Examination procedure17.08.2004Examination requested  [2004/45]
27.12.2004Despatch of a communication from the examining division (Time limit: M04)
03.02.2005Reply to a communication from the examining division
17.03.2005Communication of intention to grant the patent
27.09.2005Fee for grant paid
27.09.2005Fee for publishing/printing paid
Opposition(s)31.08.2006No opposition filed within time limit [2006/45]
Fees paidRenewal fee
03.01.2005Renewal fee patent year 03
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipAT30.11.2005
BE30.11.2005
CH30.11.2005
CZ30.11.2005
EE30.11.2005
FI30.11.2005
IT30.11.2005
LI30.11.2005
NL30.11.2005
SI30.11.2005
SK30.11.2005
TR30.11.2005
CY13.12.2005
IE13.12.2005
MC31.12.2005
LU30.01.2006
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
ES13.03.2006
PT02.05.2006
[2007/39]
Former [2007/20]AT30.11.2005
BE30.11.2005
CH30.11.2005
CZ30.11.2005
EE30.11.2005
FI30.11.2005
LI30.11.2005
NL30.11.2005
SI30.11.2005
SK30.11.2005
TR30.11.2005
CY13.12.2005
IE13.12.2005
MC31.12.2005
LU30.01.2006
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
ES13.03.2006
PT02.05.2006
Former [2007/11]AT30.11.2005
BE30.11.2005
CH30.11.2005
CZ30.11.2005
EE30.11.2005
FI30.11.2005
LI30.11.2005
NL30.11.2005
SI30.11.2005
SK30.11.2005
TR30.11.2005
IE13.12.2005
MC31.12.2005
LU30.01.2006
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
ES13.03.2006
PT02.05.2006
Former [2006/52]AT30.11.2005
BE30.11.2005
CH30.11.2005
CZ30.11.2005
FI30.11.2005
LI30.11.2005
NL30.11.2005
SI30.11.2005
SK30.11.2005
TR30.11.2005
IE13.12.2005
MC31.12.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
ES13.03.2006
PT02.05.2006
Former [2006/50]AT30.11.2005
BE30.11.2005
CH30.11.2005
CZ30.11.2005
FI30.11.2005
LI30.11.2005
NL30.11.2005
SI30.11.2005
SK30.11.2005
IE13.12.2005
MC31.12.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
ES13.03.2006
PT02.05.2006
Former [2006/48]AT30.11.2005
BE30.11.2005
CH30.11.2005
CZ30.11.2005
FI30.11.2005
LI30.11.2005
NL30.11.2005
SI30.11.2005
SK30.11.2005
IE13.12.2005
MC31.12.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
PT02.05.2006
Former [2006/40]AT30.11.2005
BE30.11.2005
CH30.11.2005
CZ30.11.2005
FI30.11.2005
LI30.11.2005
NL30.11.2005
SK30.11.2005
MC31.12.2005
BG28.02.2006
DK28.02.2006
GR28.02.2006
SE28.02.2006
Former [2006/38]AT30.11.2005
BE30.11.2005
CH30.11.2005
CZ30.11.2005
FI30.11.2005
LI30.11.2005
NL30.11.2005
SK30.11.2005
DK28.02.2006
GR28.02.2006
SE28.02.2006
Former [2006/36]AT30.11.2005
BE30.11.2005
CH30.11.2005
CZ30.11.2005
FI30.11.2005
LI30.11.2005
NL30.11.2005
SK30.11.2005
DK28.02.2006
SE28.02.2006
Former [2006/35]AT30.11.2005
CH30.11.2005
CZ30.11.2005
FI30.11.2005
LI30.11.2005
NL30.11.2005
SK30.11.2005
DK28.02.2006
SE28.02.2006
Former [2006/34]AT30.11.2005
CH30.11.2005
FI30.11.2005
LI30.11.2005
NL30.11.2005
DK28.02.2006
SE28.02.2006
Former [2006/33]CH30.11.2005
FI30.11.2005
LI30.11.2005
NL30.11.2005
SE28.02.2006
Former [2006/27]FI30.11.2005
NL30.11.2005
SE28.02.2006
Former [2006/23]FI30.11.2005
NL30.11.2005
Cited inInternational search[AD]   NAOR M ET AL: "Visual cryptography", ADVANCES IN CRYPTOLOGY. EUROCRYPT, XX, XX, 12 May 1994 (1994-05-12), pages 1 - 12, XP002205767 [AD] 1,2,5 * page 1; figure 1 *
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.