EP2378706 - ZERO-KNOWLEDGE PROOF SYSTEM, ZERO-KNOWLEDGE PROOF DEVICE, ZERO-KNOWLEDGE VERIFICATION DEVICE, ZERO-KNOWLEDGE PROOF METHOD AND PROGRAM THEREFOR [Right-click to bookmark this link] | Status | The application has been withdrawn Status updated on 07.07.2017 Database last updated on 31.08.2024 | Most recent event Tooltip | 07.07.2017 | Withdrawal of application | published on 09.08.2017 [2017/32] | Applicant(s) | For all designated states NEC Corporation 7-1, Shiba 5-chome Minato-ku Tokyo 108-8001 / JP | [2011/42] |
Former [2011/42] | For all designated states Nec Corporation 7-1 Shiba 5-chome Minato-ku Tokyo 108-8001 / JP | Inventor(s) | 01 /
TERANISHI Isamu c/o NEC CORPORATION 7-1, Shiba 5-chome Minato-ku Tokyo 108-8001 / JP | [2011/42] | Representative(s) | Betten & Resch Patent- und Rechtsanwälte PartGmbB Maximiliansplatz 14 80333 München / DE | [N/P] |
Former [2011/42] | Betten & Resch Patentanwälte Theatinerstrasse 8 80333 München / DE | Application number, filing date | 09831924.7 | 09.12.2009 | WO2009JP70605 | Priority number, date | JP20080316022 | 11.12.2008 Original published format: JP 2008316022 | [2011/42] | Filing language | JA | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO2010067820 | Date: | 17.06.2010 | Language: | JA | [2010/24] | Type: | A1 Application with search report | No.: | EP2378706 | Date: | 19.10.2011 | Language: | EN | [2011/42] | Search report(s) | International search report - published on: | JP | 17.06.2010 | (Supplementary) European search report - dispatched on: | EP | 29.05.2017 | Classification | IPC: | H04L9/32, H04L9/30, H04W12/06, H04L29/08 | [2017/26] | CPC: |
H04L67/04 (EP,US);
H04L9/3013 (EP,US);
H04L9/3218 (EP,US);
H04L9/3236 (EP,US);
H04W12/06 (EP,US);
H04L2209/463 (EP,US);
H04L2209/80 (EP,US)
(-)
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Former IPC [2011/42] | H04L9/32 | Designated contracting states | AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, SE, SI, SK, SM, TR | Title | German: | NULL-KENNTNIS-BEWEISSYSTEM, NULL-KENNTNIS-BEWEISEINRICHTUNG, NULL-KENNTNIS-VERIFIKATIONSEINRICHTUNG, NULL-KENNTNIS-BEWEISVERFAHREN UND PROGRAMM DAFÜR | [2011/42] | English: | ZERO-KNOWLEDGE PROOF SYSTEM, ZERO-KNOWLEDGE PROOF DEVICE, ZERO-KNOWLEDGE VERIFICATION DEVICE, ZERO-KNOWLEDGE PROOF METHOD AND PROGRAM THEREFOR | [2011/42] | French: | SYSTÈME DE PREUVE À CONNAISSANCE NULLE, DISPOSITIF DE PREUVE À CONNAISSANCE NULLE, DISPOSITIF DE VÉRIFICATION À CONNAISSANCE NULLE, PROCÉDÉ DE PREUVE À CONNAISSANCE NULLE ET PROGRAMME ASSOCIÉ | [2011/42] | Entry into regional phase | 31.05.2011 | Translation filed | 11.07.2011 | National basic fee paid | 11.07.2011 | Search fee paid | 11.07.2011 | Designation fee(s) paid | 11.07.2011 | Examination fee paid | Examination procedure | 11.07.2011 | Examination requested [2011/42] | 03.07.2017 | Application withdrawn by applicant [2017/32] | Fees paid | Renewal fee | 02.01.2012 | Renewal fee patent year 03 | 02.01.2013 | Renewal fee patent year 04 | 02.01.2014 | Renewal fee patent year 05 | 05.01.2015 | Renewal fee patent year 06 | 04.01.2016 | Renewal fee patent year 07 | 02.01.2017 | Renewal fee patent year 08 |
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Documents cited: | Search | [I]US2008301449 (TERANISHI ISAMU [JP]) [I] 1-9 * figure 1 * * paragraphs [0071] - [0102] *; | [IA]US2004117630 (FURUKAWA JUN [JP]) [I] 6,9 * paragraphs [0007] - [0012] - [0041] * [A] 1-5,7,8; | [A]US2008133912 (YAMAMOTO GO [JP], et al) [A] 1-9 * paragraphs [0139] , [0225] * | International search | [A]WO2006077701 (NEC CORP [JP], et al); | [A]WO2007007836 (NIPPON TELEGRAPH & TELEPHONE [JP], et al); | [A]JP2003218858 (NIPPON TELEGRAPH & TELEPHONE); | [A]JP2005252349 (JAPAN PROCESS DEV CO LTD) | by applicant | JP2006077701 | JP2000067141 | JP2003218858 | JP2007503134 | - "Claus-Peter Schnorr. Efficient Signature Generation by Smart Cards", J. CRYPTOLOGY, (1991), vol. 4, no. 3, pages 161 - 174 |