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EP1125395
European procedure
Extract from the Register of European Patents
EP About this file: EP1125395
| EP1125395 - METHOD AND ARRAY FOR AUTHENTICATING A FIRST INSTANCE AND A SECOND INSTANCE [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 07.10.2005 Database last updated on 20.05.2024 | Most recent event Tooltip | 07.10.2005 | No opposition filed within time limit | published on 23.11.2005 [2005/47] | Applicant(s) | For all designated states Infineon Technologies AG St.-Martin-Strasse 53 81669 München / DE | [2002/29] |
| Former [2001/34] | For all designated states SIEMENS AKTIENGESELLSCHAFT Wittelsbacherplatz 2 80333 München / DE | Inventor(s) | 01 /
EUCHNER, Martin Lorenzstr. 2 D-81737 München / DE | [2001/34] | Representative(s) | Zinkler, Franz, et al Schoppe, Zimmermann, Stöckeler Zinkler, Schenk & Partner mbB Patentanwälte Radlkoferstrasse 2 81373 München / DE | [N/P] |
| Former [2002/29] | Zinkler, Franz, et al Schoppe, Zimmermann, Stöckeler & Zinkler Postfach 71 08 67 81458 München / DE | Application number, filing date | 99957877.6 | 11.10.1999 | [2001/34] | WO1999DE03262 | Priority number, date | DE1998150665 | 03.11.1998 Original published format: DE 19850665 | [2001/34] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | WO0027070 | Date: | 11.05.2000 | Language: | DE | [2000/19] | Type: | A1 Application with search report | No.: | EP1125395 | Date: | 22.08.2001 | Language: | DE | The application published by WIPO in one of the EPO official languages on 11.05.2000 takes the place of the publication of the European patent application. | [2001/34] | Type: | B1 Patent specification | No.: | EP1125395 | Date: | 01.12.2004 | Language: | DE | [2004/49] | Search report(s) | International search report - published on: | EP | 11.05.2000 | Classification | IPC: | H04L9/32 | [2001/34] | CPC: |
H04L9/0844 (EP,US);
H04L9/3297 (EP,US)
| Designated contracting states | DE, FR, GB, IT [2004/21] |
| Former [2001/34] | AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE | Title | German: | VERFAHREN UND ANORDNUNG ZUR AUTHENTIFIKATION VON EINER ERSTEN INSTANZ UND EINER ZWEITEN INSTANZ | [2001/34] | English: | METHOD AND ARRAY FOR AUTHENTICATING A FIRST INSTANCE AND A SECOND INSTANCE | [2001/34] | French: | PROCEDE ET SYSTEME POUR AUTHENTIFIER UNE PREMIERE INSTANCE ET UNE SECONDE INSTANCE | [2001/34] | Entry into regional phase | 14.03.2001 | National basic fee paid | 14.03.2001 | Designation fee(s) paid | 14.03.2001 | Examination fee paid | Examination procedure | 12.04.2000 | Request for preliminary examination filed International Preliminary Examining Authority: EP | 14.03.2001 | Examination requested [2001/34] | 11.01.2002 | Despatch of a communication from the examining division (Time limit: M04) | 01.07.2002 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time | 09.09.2002 | Reply to a communication from the examining division | 19.04.2004 | Communication of intention to grant the patent | 12.08.2004 | Fee for grant paid | 12.08.2004 | Fee for publishing/printing paid | Opposition(s) | 02.09.2005 | No opposition filed within time limit [2005/47] | Request for further processing for: | 09.09.2002 | Request for further processing filed | 09.09.2002 | Full payment received (date of receipt of payment) Request granted | 25.09.2002 | Decision despatched | Fees paid | Renewal fee | 23.10.2001 | Renewal fee patent year 03 | 21.10.2002 | Renewal fee patent year 04 | 06.10.2003 | Renewal fee patent year 05 | 24.09.2004 | Renewal fee patent year 06 |
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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. | Cited in | International search | [A]DE3915262 (ASEA BROWN BOVERI [CH]) [A] 1-12 * column 3, line 19 - column 5, line 37 *; | [X]US5241599 (BELLOVIN STEVEN M [US], et al) [X] 1-12 * column 11, line 12 - column 12, line 59; figure 5 *; | [A] - HARN L, "Modified key agreement protocol based on the digital signature standard", ELECTRONICS LETTERS, 16 MARCH 1995, UK, vol. 31, no. 6, ISSN 0013-5194, pages 448 - 449, XP002132163 [A] 1-12 * page 449 * DOI: http://dx.doi.org/10.1049/el:19950298 | [A] - DIFFIE W ET AL, "Authentication and authenticated key exchanges", DESIGNS, CODES AND CRYPTOGRAPHY, JUNE 1992, NETHERLANDS, vol. 2, no. 2, ISSN 0925-1022, pages 107 - 125, XP000653208 [A] 1,12 * page 118 - page 120 * DOI: http://dx.doi.org/10.1007/BF00124891 | [A] - KOBLITZ N, "Elliptic curve cryptosystems", MATHEMATICS OF COMPUTATION, JAN. 1987, USA, vol. 48, no. 177, ISSN 0025-5718, pages 203 - 209, XP000671098 [A] 4 * page 205 - page 206 * |