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Extract from the Register of European Patents

EP About this file: EP1372119

EP1372119 - IC card and cryptographic communication method between IC cards [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  18.07.2008
Database last updated on 15.07.2024
Most recent event   Tooltip18.07.2008No opposition filed within time limitpublished on 20.08.2008  [2008/34]
Applicant(s)For all designated states
Sakamura, Ken
4-9-2 Osaki, Shinagawa-ku
Tokyo 141-0032 / JP
For all designated states
Koshizuka, Noboru
2-27-20, Nishikubo Musashino-shi
Tokyo 180-0013 / JP
For all designated states
NTT DoCoMo, Inc.
11-1, Nagatacho 2-chome
Chiyoda-ku
Tokyo 100-6150 / JP
[N/P]
Former [2007/39]For all designated states
Sakamura, Ken
4-9-2 Osaki, Shinagawa-ku
Tokyo 141-0032 / JP
For all designated states
Koshizuka, Noboru
2-27-20, Nishikubo Musashino-shi
Tokyo 180-0013 / JP
For all designated states
NTT DoCoMo, Inc.
11-1, Nagatacho 2-chome, Chiyoda-ku
Tokyo 100-6150 / JP
Former [2007/37]For all designated states
Sakamura, Ken
9-2, Osaki 4-chome Shinagawa-ku
Tokyo / JP
For all designated states
Koshizuka, Noboru
2-27-20, Nishikubo Musashino-shi
Tokyo 180-0013 / JP
For all designated states
NTT DoCoMo, Inc.
11-1, Nagatacho 2-chome, Chiyoda-ku
Tokyo 100-6150 / JP
Former [2003/51]For all designated states
Sakamura, Ken
4-9-2 Osaki, Shinagawa-ku
Tokyo 141-0032 / JP
For all designated states
Koshizuka, Noboru
2-27-20, Nishikubo
Musashino-shi, Tokyo 180-0013 / JP
For all designated states
NTT DoCoMo, Inc.
11-1, Nagatacho 2-chome, Chiyoda-ku
Tokyo 100-6150 / JP
Inventor(s)01 / Sakamura, Ken
4-9-2 Osaki
Shinagawa-ku, Tokyo 141-0032 / JP
02 / Koshizuka, Noboru
27-20, Nishikubo 2-chome
Musashino-shi, Tokyo / JP
03 / Aono, Hiroshi, c/o Int. Prop. Dept., NTT DoCoMo, Inc.
Sanno Park Tower, 11-1, Nagatacho 2-chome
Chiyoda-ku, Tokyo / JP
04 / Ishii, Kazuhiko, c/o Int. Prop. Dept., NTT DoCoMo, Inc.
Sanno Park Tower, 11-1, Nagatacho 2-chome
Chiyoda-ku, Tokyo / JP
05 / Mori, Kensaku, c/o Int. Prop. Dept., NTT DoCoMo, Inc.
Sanno Park Tower, 11-1, Nagatacho 2-chome
Chiyoda-ku, Tokyo / JP
06 / Hongo, Sadayuki, c/o Int. Prop. Dept., NTT DoCoMo, Inc.
Sanno Park Tower, 11-1, Nagatacho 2-chome
Chiyoda-ku, Tokyo / JP
 [2007/39]
Former [2007/37]01 / Sakamura, Ken
9-2, Osaki 4-chome
Shinagawa-ku, Tokyo / JP
02 / Koshizuka, Noboru
27-20, Nishikubo 2-chome
Musashino-shi, Tokyo / JP
03 / Aono, Hiroshi, c/o Int. Prop. Dept., NTT DoCoMo, Inc.
Sanno Park Tower, 11-1, Nagatacho 2-chome
Chiyoda-ku, Tokyo / JP
04 / Ishii, Kazuhiko, c/o Int. Prop. Dept., NTT DoCoMo, Inc.
Sanno Park Tower, 11-1, Nagatacho 2-chome
Chiyoda-ku, Tokyo / JP
05 / Mori, Kensaku, c/o Int. Prop. Dept., NTT DoCoMo, Inc.
Sanno Park Tower, 11-1, Nagatacho 2-chome
Chiyoda-ku, Tokyo / JP
06 / Hongo, Sadayuki, c/o Int. Prop. Dept., NTT DoCoMo, Inc.
Sanno Park Tower, 11-1, Nagatacho 2-chome
Chiyoda-ku, Tokyo / JP
Former [2003/51]01 / Sakamura, Ken
9-2, Osaki 4-chome
Shinagawa-ku, Tokyo / JP
02 / Koshizuka, Noboru
27-20, Nishikubo 2-chome
Musashino-shi, Tokyo / JP
03 / Aono, Hiroshi, Int. Prop. Dept., NTT DoCoMo, Inc
Sanno Park Tower, 11-1, Nagatacho 2-chome
Chiyoda-ku, Tokyo / JP
04 / Ishii, Kazuhiko, Int. Prop. Dept., NTT DoCoMo, Inc
Sanno Park Tower, 11-1, Nagatacho 2-chome
Chiyoda-ku, Tokyo / JP
05 / Mori, Kensaku, Int. Prop. Dept., NTT DoCoMo, Inc
Sanno Park Tower, 11-1, Nagatacho 2-chome
Chiyoda-ku, Tokyo / JP
06 / Hongo, Sadayuki, Int. Prop. Dept., NTT DoCoMo, Inc
Sanno Park Tower, 11-1, Nagatacho 2-chome
Chiyoda-ku, Tokyo / JP
Representative(s)Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastrasse 30
81925 München / DE
[N/P]
Former [2003/51]HOFFMANN - EITLE
Patent- und Rechtsanwälte Arabellastrasse 4
81925 München / DE
Application number, filing date03012242.810.06.2003
[2003/51]
Priority number, dateJP2002016919310.06.2002         Original published format: JP 2002169193
[2003/51]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1372119
Date:17.12.2003
Language:EN
[2003/51]
Type: B1 Patent specification 
No.:EP1372119
Date:12.09.2007
Language:EN
[2007/37]
Search report(s)(Supplementary) European search report - dispatched on:EP03.11.2003
ClassificationIPC:G07F7/10, G07F7/08
[2003/51]
CPC:
G07F7/1008 (EP,US); G06F17/00 (KR); G06F21/00 (KR);
G06Q20/341 (EP,US); G06Q20/40975 (EP,US); H04L9/16 (EP,US);
H04L9/3273 (EP,US); H04L2209/56 (EP,US); H04L2209/80 (EP,US) (-)
Designated contracting statesDE,   GB [2004/37]
Former [2003/51]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HU,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  RO,  SE,  SI,  SK,  TR 
TitleGerman:Chipkarte und Methode zur kryptographischen Kommunikation zwischen Chipkarten[2003/51]
English:IC card and cryptographic communication method between IC cards[2003/51]
French:Carte à puce et méthode de communication cryptée entre carte à puce[2003/51]
Examination procedure10.06.2003Examination requested  [2003/51]
24.03.2004Despatch of a communication from the examining division (Time limit: M04)
03.08.2004Reply to a communication from the examining division
23.11.2004Despatch of a communication from the examining division (Time limit: M06)
11.04.2005Reply to a communication from the examining division
15.02.2007Despatch of a communication from the examining division (Time limit: M01)
12.03.2007Reply to a communication from the examining division
16.04.2007Communication of intention to grant the patent
25.07.2007Fee for grant paid
25.07.2007Fee for publishing/printing paid
Opposition(s)13.06.2008No opposition filed within time limit [2008/34]
Fees paidRenewal fee
29.06.2005Renewal fee patent year 03
28.06.2006Renewal fee patent year 04
26.06.2007Renewal fee patent year 05
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Documents cited:Search[X]EP0668579  (AT & T CORP [US]) [X] 1-3 * page 3, lines 12-52 * * page 4, lines 3-32 * * page 5, lines 9-16 * * page 8, line 34 - page 10, line 40 * * figures 1,4A,4B *;
 [XY]EP0932128  (NTT DATA CORP [JP], et al) [X] 2 * figures 1-4,7,12; claims 7,19 * * column 1, paragraph 1 - paragraph 8 * * column 16, paragraph 48 - paragraph 50 * * column 34, paragraph 114 - column 36, paragraph 130 * * column 38, paragraph 149 - column 39 * [Y] 1,3;
 [A]US6192349  (HUSEMANN DIRK [CH], et al) [A] 2 * column 2, line 63 - column 3, line 67 * * figures 1,2,4 *;
 [Y]WO0167325  (PIA CORP [JP], et al) [Y] 1,3 * abstract *;
 [PX]WO02082386  (FREEDOM CARD LTD [GB], et al) [PX] 1-3 * figures 1,4,7,17; claims 1,10,17 * * page 6, line 6 - line 15 * * page 9, line 2 - line 26 * * page 13, line 8 - page 14, line 5 * * page 16, line 1 - page 17, line 9 * * page 22, line 9 - page 25, line 5 * * page 40, line 19 - line 28 * * page 49, line 26 - page 50, line 15 *;
 [A]  - "ISO/IEC 7816-4 : Interindustry command for interchange", ISO/IEC STANDARD, (19950901), URL: www.ttfn.net/techno/smartcards/iso7816_html, (20031016), XP002258173 [A] 1-3 * the whole document *
 [A]  - LEACH J, "Dynamic Authentication for Smartcards", COMPUTERS & SECURITY. INTERNATIONAL JOURNAL DEVOTED TO THE STUDY OF TECHNICAL AND FINANCIAL ASPECTS OF COMPUTER SECURITY, ELSEVIER SCIENCE PUBLISHERS. AMSTERDAM, NL, (1995), vol. 14, no. 5, ISSN 0167-4048, pages 385 - 389, XP004002047 [A] 1-3 * the whole document *

DOI:   http://dx.doi.org/10.1016/0167-4048(95)97089-S
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