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Extract from the Register of European Patents

EP About this file: EP1193665

EP1193665 - BLOCK ENCRYPTION DEVICE USING AUXILIARY CONVERSION [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  21.12.2012
Database last updated on 24.04.2024
Most recent event   Tooltip30.05.2014Lapse of the patent in a contracting state
New state(s): LU		published on 02.07.2014  [2014/27]
Applicant(s)For all designated states
MITSUBISHI DENKI KABUSHIKI KAISHA
7-3, Marunouchi 2-chome Chiyoda-ku
Tokyo 100-8310 / JP
For all designated states
Nippon Telegraph and Telephone Corporation
3-1, Ohtemachi 2-chome
Chiyoda-ku
Tokyo 100-0004 / JP
[2012/17]
Former [2012/07]For all designated states
MITSUBISHI DENKI KABUSHIKI KAISHA
7-3, Marunouchi 2-chome Chiyoda-ku
Tokyo 100-8310 / JP
For all designated states
Nippon Telegraph & Telephone Co. Ltd.
3-1, Ohtemachi 2-chome Chiyoda-ku
Tokyo 100-0004 / JP
Former [2006/18]For all designated states
MITSUBISHI DENKI KABUSHIKI KAISHA
7-3, Marunouchi 2-chome Chiyoda-ku
Tokyo 100-8310 / JP
For all designated states
Nippon Telegraph & Telephone Co. Ltd.
3-1, Ohtemachi 2-chome
Chiyoda-ku, Tokyo 100-0004 / JP
Former [2002/14]For all designated states
MITSUBISHI DENKI KABUSHIKI KAISHA
2-3, Marunouchi 2-chome, Chiyoda-ku
Tokyo 100-8310 / JP
For all designated states
Nippon Telegraph & Telephone Co. Ltd.
3-1, Ohtemachi 2-chome
Chiyoda-ku, Tokyo 100-0004 / JP
Inventor(s)01 / MATSUI, Mitsuru, c/o Mitsubishi Denki K.K.
7-3, Marunouchi 2-chome
Chiyoda-ku
Tokyo 100-8310 / JP
02 / TOKITA, Toshio, c/o Mitsubishi Denki K.K.
7-3, Marunouchi 2-chome
Chiyoda-ku
Tokyo 100-8310 / JP
03 / NAKAJIMA, Junko, c/o Mitsubishi Denki K.K.
7-3, Marunouchi 2-chome
Chiyoda-ku
Tokyo 100-8310 / JP
04 / KANDA, Masayuki, c/o Nippon Telegraph and Telephone Corporation
3-1, Otemachi 2-chome
Chiyoda-ku
Tokyo 100-0004 / JP
05 / MORIAI, Shiho, c/o Nippon Telegraph and Telephone Corporation
3-1, Otemachi 2-chome
Chiyoda-ku
Tokyo 100-0004 / JP
06 / AOKI, Kazumaro, c/o Nippon Telegraph and Telephone Corporation
3-1, Otemachi 2-chome
Chiyoda-ku
Tokyo 100-0004 / JP
 [2012/18]
Former [2012/17]01 / MATSUI, Mitsuru, c/o Mitsubishi Denki K.K.
7-3, Marunouchi 2-chome
Chiyoda-ku
Tokyo 100-8310 / JP
02 / TOKITA, Toshio, c/o Mitsubishi Denki K.K.
7-3, Marunouchi 2-chome
Chiyoda-ku
Tokyo 100-8310 / JP
03 / NAKAJIMA, Junko, c/o Mitsubishi Denki K.K.
7-3, Marunouchi 2-chome
Chiyoda-ku
Tokyo 100-8310 / JP
04 / KANDA, M., c/o Nippon Telegraph and Telephone Corporation
3-1, Otemachi 2-chome
Chiyoda-ku
Tokyo 100-0004 / JP
05 / MORIAI, S., c/o Nippon Telegraph and Telephone Corporation
3-1, Otemachi 2-chome
Chiyoda-ku
Tokyo 100-0004 / JP
06 / AOKI, K., c/o Nippon Telegraph and Telephone Corporation
3-1, Otemachi 2-chome
Chiyoda-ku
Tokyo 100-0004 / JP
Former [2011/49]01 / MATSUI, Mitsuru, c/o Mitsubishi Denki K.K.
7-3, Marunouchi 2-chome
Chiyoda-ku
Tokyo 100-8310 / JP
02 / TOKITA, Toshio, c/o Mitsubishi Denki K.K.
7-3, Marunouchi 2-chome
Chiyoda-ku
Tokyo 100-8310 / JP
03 / NAKAJIMA, Junko, c/o Mitsubishi Denki K.K.
7-3, Marunouchi 2-chome
Chiyoda-ku
Tokyo 100-8310 / JP
04 / KANDA, M., c/o Nipon Telegraph and Telephone Co.
3-1, Otemachi 2-chome,Chiyoda-ku
Tokyo 100-0004 / JP
05 / MORIAI, S., c/o Nippon Telegraph and Telephone Co.
3-1, Otemachi 2-chome
Chiyoda-ku
Tokyo 100-0004 / JP
06 / AOKI, K., c/o Nippon Telegraph and Telephone Corp.
3-1, Otemachi 2-chome
Chiyoda-ku
Tokyo 100-0004 / JP
Former [2002/14]01 / MATSUI, Mitsuru, c/o Mitsubishi Denki K.K.
2-3, Marunouchi 2-chome, Chiyoda-ku
Tokyo 100-8310 / JP
02 / TOKITA, Toshio, c/o Mitsubishi Denki K.K.
2-3, Marunouchi 2-chome, Chiyoda-ku
Tokyo 100-8310 / JP
03 / NAKAJIMA, Junko, c/o Mitsubishi Denki K.K.
2-3, Marunouchi 2-chome, Chiyoda-ku
Tokyo 100-8310 / JP
04 / KANDA, M., c/o Nipon Telegraph and Telephone Co.
3-1, Otemachi 2-chome,Chiyoda-ku
Tokyo 100-0004 / JP
05 / MORIAI, S., c/o Nippon Telegraph and Telephone Co.
3-1, Otemachi 2-chome, Chiyoda-ku
Tokyo 100-0004 / JP
06 / AOKI, K., c/o Nippon Telegraph and Telephone Corp.
3-1, Otemachi 2-chome, Chiyoda-ku
Tokyo 100-0004 / JP
Representative(s)Pfenning, Meinig & Partner mbB
Patent- und Rechtsanwälte
Theresienhöhe 11a
80339 München / DE
[N/P]
Former [2012/07]Pfenning, Meinig & Partner GbR
Patent- und Rechtsanwälte Theresienhöhe 13
80339 München / DE
Former [2002/14]Pfenning, Meinig & Partner
Mozartstrasse 17
80336 München / DE
Application number, filing date01912172.208.03.2001
[2002/14]
WO2001JP01796
Priority number, dateJP2000006461409.03.2000         Original published format: JP 2000064614
[2002/14]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO0167425
Date:13.09.2001
Language:EN
[2001/37]
Type: A1 Application with search report 
No.:EP1193665
Date:03.04.2002
Language:EN
The application published by WIPO in one of the EPO official languages on 13.09.2001 takes the place of the publication of the European patent application.
[2002/14]
Type: B1 Patent specification 
No.:EP1193665
Date:15.02.2012
Language:EN
[2012/07]
Type: B8 Corrected title page of specification 
No.:EP1193665
Date:11.07.2012
[2012/28]
Search report(s)International search report - published on:JP13.09.2001
(Supplementary) European search report - dispatched on:EP17.05.2006
ClassificationIPC:H04L9/06
[2006/15]
CPC:
H04L9/0625 (EP,US); G09C1/00 (KR); H04L2209/122 (EP,US);
H04L2209/125 (EP,US); H04L2209/24 (EP,US)
Former IPC [2002/14]G09C1/00
Designated contracting statesAT,   BE,   CH,   CY,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE,   TR [2002/14]
TitleGerman:BLOCKVERSCHLÜSSELUNGSEINRICHTUNG UNTER VERWENDUNG VON HILFSUMWANDLUNGEN[2002/14]
English:BLOCK ENCRYPTION DEVICE USING AUXILIARY CONVERSION[2002/14]
French:SYSTEME DE CHIFFRAGE DE BLOCS UTILISANT LA CONVERSION AUXILIAIRE[2002/14]
Entry into regional phase07.11.2001Translation filed 
07.11.2001National basic fee paid 
07.11.2001Search fee paid 
07.11.2001Designation fee(s) paid 
07.11.2001Examination fee paid 
Examination procedure07.11.2001Examination requested  [2002/14]
12.09.2006Despatch of a communication from the examining division (Time limit: M04)
16.01.2007Reply to a communication from the examining division
23.06.2008Despatch of a communication from the examining division (Time limit: M06)
23.12.2008Reply to a communication from the examining division
04.07.2011Communication of intention to grant the patent
28.10.2011Fee for grant paid
28.10.2011Fee for publishing/printing paid
Divisional application(s)EP06010073.2  / EP1686719
EP06010074.0  / EP1686720
EP06010075.7  / EP1686721
EP06010076.5  / EP1689113
EP06010077.3  / EP1689114
EP06010078.1  / EP1686722
The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  12.09.2006
Opposition(s)16.11.2012No opposition filed within time limit [2013/04]
Fees paidRenewal fee
31.03.2003Renewal fee patent year 03
30.03.2004Renewal fee patent year 04
31.03.2005Renewal fee patent year 05
28.03.2006Renewal fee patent year 06
30.03.2007Renewal fee patent year 07
19.03.2008Renewal fee patent year 08
31.03.2009Renewal fee patent year 09
26.03.2010Renewal fee patent year 10
29.03.2011Renewal fee patent year 11
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  TooltipCY15.02.2012
TR15.02.2012
IE08.03.2012
LU08.03.2012
MC31.03.2012
GR16.05.2012
PT15.06.2012
AT11.07.2012
[2014/27]
Former [2014/21]CY15.02.2012
TR15.02.2012
IE08.03.2012
MC31.03.2012
GR16.05.2012
PT15.06.2012
AT11.07.2012
Former [2013/08]CY15.02.2012
IE08.03.2012
MC31.03.2012
GR16.05.2012
PT15.06.2012
AT11.07.2012
Former [2013/07]CY15.02.2012
MC31.03.2012
GR16.05.2012
PT15.06.2012
AT11.07.2012
Former [2012/47]CY15.02.2012
MC31.03.2012
GR16.05.2012
PT15.06.2012
Former [2012/41]CY15.02.2012
GR16.05.2012
PT15.06.2012
Former [2012/37]GR16.05.2012
PT15.06.2012
Former [2012/36]GR16.05.2012
Documents cited:Search[A]  - MATSUI M, "New block encryption algorithm MISTY", FAST SOFTWARE ENCRYPTION. 4TH INTERNATIONAL WORKSHOP, FSE '97 PROCEEDINGS SPRINER-VERLAG BERLIN, GERMANY, (1997), ISBN 3-540-63247-6, pages 54 - 68, XP002367857 [A] 1-3,20,28-30,33 * abstract * * page 54, line 1 - page 56, line 7 * * page 58, line 1 - page 63, line 8 * * figures A,B,E *
 [A]  - KANDA M ET AL, "E2-a new 128-bit block cipher", IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS, COMMUNICATIONS AND COMPUTER SCIENCES INST. ELECTRON. INF. & COMMUN. ENG JAPAN, (200001), vol. E83-A, no. 1, ISSN 0916-8508, pages 48 - 59, XP002367858 [A] 1-3,20,28-30,33 * the whole document *
International search[Y]WO9709705  (MITSUBISHI ELECTRIC CORP [JP], et al);
 [X]JPH09269727  (TOSHIBA CORP);
 [X]JPH1152849  (NEC CORP);
 [Y]  - FUMIHIKO SANO ET AL., "Kakucho feistel gata angou kei ni okeru random kansuu ichi to shoumei kanou anzensei no kankei ni tsuite", 1997 NEN, ANGOU TO JOHO SECURITY SYMPOSIUM, SCIS97-24C, (19970131), pages 1 - 15, XP002942208
 [Y]  - Applied cryptography, JOHN WILEY & SONS, INC., (1995), XP002942209 [Y] * page 336 - page 339 *
 [XP]  - KAZUMARO AOKI ET AL., "128 Bit block angou camellia", DENSHI JOHO TSUUSHIN GAKKAI GIJUTSU KENKYU HOKOKU (ISEC2000-73, (20000518), vol. 100, no. 76, pages 47 - 75, XP002942210
 [XP]  - KAZUMARO AOKI ET AL., "128 Bit block angou camellia no jissou hyouka", DENSHI JOHO TSUSSHIN GAKKAI GIJUTSU KENKYU HOKOKU (ISEC2000-73), (20000922), vol. 100, no. 324, pages 131 - 138, XP002942211
by applicant   - "New block encryption algorithm MISTY", MATSUI M, FAST SOFTWARE ENCRYPTION. 4TH INTERNATIONAL WORKSHOP, FSE '97 PROCEEDINGS, SPRINGER-VERLAG BERLIN, (1997), pages 54 - 68
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.