EP2247025 - Apparatus, method, and program for updating a pair of public and secret key for digital signature [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 24.05.2013 Database last updated on 18.11.2024 | Most recent event Tooltip | 17.07.2015 | Lapse of the patent in a contracting state New state(s): HU, LU | published on 19.08.2015 [2015/34] | Applicant(s) | For all designated states Sony Corporation 1-7-1 Konan Minato-ku Tokyo 108-0075 / JP | [2012/29] |
Former [2010/44] | For all designated states Sony Corporation 1-7-1 Konan Minato-ku Tokyo 108-0075 / JP | Inventor(s) | 01 /
Sakumoto, Koichi Sony Corporation 1-7-1 Konan Minato-ku Tokyo 108-0075 / JP | [2012/29] |
Former [2010/44] | 01 /
Sakumoto, Koichi Sony Corporation 1-7-1 Konan Minato-ku Tokyo 108-0075 / JP | Representative(s) | Horner, David Richard D Young & Co LLP 120 Holborn London EC1N 2DY / GB | [N/P] |
Former [2012/29] | Horner, David Richard D Young & Co LLP 120 Holborn London EC1N 2DY / GB | ||
Former [2010/44] | Horner, David Richard D Young & Co LLP 120 Holborn London EC1N 2DY / GB | Application number, filing date | 10157814.4 | 25.03.2010 | [2010/44] | Priority number, date | JP20090112080 | 01.05.2009 Original published format: JP 2009112080 | [2010/44] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP2247025 | Date: | 03.11.2010 | Language: | EN | [2010/44] | Type: | B1 Patent specification | No.: | EP2247025 | Date: | 18.07.2012 | Language: | EN | [2012/29] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 18.08.2010 | Classification | IPC: | H04L9/32 | [2010/44] | CPC: |
H04L9/3247 (EP,US);
H04L2209/60 (EP,US);
H04L2209/80 (EP,US)
| 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 [2010/44] | Title | German: | Vorrichtung, Verfahren und Programm zur Aktualisierung eines öffentlichen und geheimen Schlüsselpaares zur digitalen Signatur | [2010/44] | English: | Apparatus, method, and program for updating a pair of public and secret key for digital signature | [2010/44] | French: | Appareil, procédé et programme de mise à jour d'une bi-clé de signature | [2010/44] | Examination procedure | 26.03.2010 | Examination requested [2010/44] | 01.09.2010 | Despatch of a communication from the examining division (Time limit: M04) | 17.12.2010 | Reply to a communication from the examining division | 08.02.2012 | Communication of intention to grant the patent | 01.06.2012 | Fee for grant paid | 01.06.2012 | Fee for publishing/printing paid | Divisional application(s) | The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is 01.09.2010 | Opposition(s) | 19.04.2013 | No opposition filed within time limit [2013/26] | Fees paid | Renewal fee | 23.03.2012 | Renewal 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 Tooltip | HU | 25.03.2010 | AT | 18.07.2012 | BE | 18.07.2012 | CY | 18.07.2012 | CZ | 18.07.2012 | DK | 18.07.2012 | EE | 18.07.2012 | FI | 18.07.2012 | HR | 18.07.2012 | IT | 18.07.2012 | LT | 18.07.2012 | LV | 18.07.2012 | MK | 18.07.2012 | MT | 18.07.2012 | NL | 18.07.2012 | PL | 18.07.2012 | RO | 18.07.2012 | SE | 18.07.2012 | SI | 18.07.2012 | SK | 18.07.2012 | SM | 18.07.2012 | TR | 18.07.2012 | BG | 18.10.2012 | NO | 18.10.2012 | GR | 19.10.2012 | ES | 29.10.2012 | IS | 18.11.2012 | PT | 19.11.2012 | IE | 25.03.2013 | LU | 25.03.2013 | MC | 31.03.2013 | FR | 02.04.2013 | [2015/34] |
Former [2015/32] | AT | 18.07.2012 | |
BE | 18.07.2012 | ||
CY | 18.07.2012 | ||
CZ | 18.07.2012 | ||
DK | 18.07.2012 | ||
EE | 18.07.2012 | ||
FI | 18.07.2012 | ||
HR | 18.07.2012 | ||
IT | 18.07.2012 | ||
LT | 18.07.2012 | ||
LV | 18.07.2012 | ||
MK | 18.07.2012 | ||
MT | 18.07.2012 | ||
NL | 18.07.2012 | ||
PL | 18.07.2012 | ||
RO | 18.07.2012 | ||
SE | 18.07.2012 | ||
SI | 18.07.2012 | ||
SK | 18.07.2012 | ||
SM | 18.07.2012 | ||
TR | 18.07.2012 | ||
BG | 18.10.2012 | ||
NO | 18.10.2012 | ||
GR | 19.10.2012 | ||
ES | 29.10.2012 | ||
IS | 18.11.2012 | ||
PT | 19.11.2012 | ||
IE | 25.03.2013 | ||
MC | 31.03.2013 | ||
FR | 02.04.2013 | ||
Former [2015/24] | AT | 18.07.2012 | |
BE | 18.07.2012 | ||
CY | 18.07.2012 | ||
CZ | 18.07.2012 | ||
DK | 18.07.2012 | ||
EE | 18.07.2012 | ||
FI | 18.07.2012 | ||
HR | 18.07.2012 | ||
IT | 18.07.2012 | ||
LT | 18.07.2012 | ||
LV | 18.07.2012 | ||
MT | 18.07.2012 | ||
NL | 18.07.2012 | ||
PL | 18.07.2012 | ||
RO | 18.07.2012 | ||
SE | 18.07.2012 | ||
SI | 18.07.2012 | ||
SK | 18.07.2012 | ||
SM | 18.07.2012 | ||
BG | 18.10.2012 | ||
NO | 18.10.2012 | ||
GR | 19.10.2012 | ||
ES | 29.10.2012 | ||
IS | 18.11.2012 | ||
PT | 19.11.2012 | ||
IE | 25.03.2013 | ||
MC | 31.03.2013 | ||
FR | 02.04.2013 | ||
Former [2014/32] | AT | 18.07.2012 | |
BE | 18.07.2012 | ||
CY | 18.07.2012 | ||
CZ | 18.07.2012 | ||
DK | 18.07.2012 | ||
EE | 18.07.2012 | ||
FI | 18.07.2012 | ||
HR | 18.07.2012 | ||
IT | 18.07.2012 | ||
LT | 18.07.2012 | ||
LV | 18.07.2012 | ||
MT | 18.07.2012 | ||
NL | 18.07.2012 | ||
PL | 18.07.2012 | ||
RO | 18.07.2012 | ||
SE | 18.07.2012 | ||
SI | 18.07.2012 | ||
SK | 18.07.2012 | ||
BG | 18.10.2012 | ||
NO | 18.10.2012 | ||
GR | 19.10.2012 | ||
ES | 29.10.2012 | ||
IS | 18.11.2012 | ||
PT | 19.11.2012 | ||
IE | 25.03.2013 | ||
MC | 31.03.2013 | ||
FR | 02.04.2013 | ||
Former [2014/07] | AT | 18.07.2012 | |
BE | 18.07.2012 | ||
CY | 18.07.2012 | ||
CZ | 18.07.2012 | ||
DK | 18.07.2012 | ||
EE | 18.07.2012 | ||
FI | 18.07.2012 | ||
HR | 18.07.2012 | ||
IT | 18.07.2012 | ||
LT | 18.07.2012 | ||
LV | 18.07.2012 | ||
NL | 18.07.2012 | ||
PL | 18.07.2012 | ||
RO | 18.07.2012 | ||
SE | 18.07.2012 | ||
SI | 18.07.2012 | ||
SK | 18.07.2012 | ||
BG | 18.10.2012 | ||
NO | 18.10.2012 | ||
GR | 19.10.2012 | ||
ES | 29.10.2012 | ||
IS | 18.11.2012 | ||
PT | 19.11.2012 | ||
IE | 25.03.2013 | ||
MC | 31.03.2013 | ||
FR | 02.04.2013 | ||
Former [2013/47] | AT | 18.07.2012 | |
BE | 18.07.2012 | ||
CY | 18.07.2012 | ||
CZ | 18.07.2012 | ||
DK | 18.07.2012 | ||
EE | 18.07.2012 | ||
FI | 18.07.2012 | ||
HR | 18.07.2012 | ||
IT | 18.07.2012 | ||
LT | 18.07.2012 | ||
LV | 18.07.2012 | ||
NL | 18.07.2012 | ||
PL | 18.07.2012 | ||
RO | 18.07.2012 | ||
SE | 18.07.2012 | ||
SI | 18.07.2012 | ||
SK | 18.07.2012 | ||
BG | 18.10.2012 | ||
NO | 18.10.2012 | ||
GR | 19.10.2012 | ||
ES | 29.10.2012 | ||
IS | 18.11.2012 | ||
PT | 19.11.2012 | ||
MC | 31.03.2013 | ||
Former [2013/34] | AT | 18.07.2012 | |
BE | 18.07.2012 | ||
CY | 18.07.2012 | ||
CZ | 18.07.2012 | ||
DK | 18.07.2012 | ||
EE | 18.07.2012 | ||
FI | 18.07.2012 | ||
HR | 18.07.2012 | ||
IT | 18.07.2012 | ||
LT | 18.07.2012 | ||
LV | 18.07.2012 | ||
NL | 18.07.2012 | ||
PL | 18.07.2012 | ||
RO | 18.07.2012 | ||
SE | 18.07.2012 | ||
SI | 18.07.2012 | ||
SK | 18.07.2012 | ||
BG | 18.10.2012 | ||
NO | 18.10.2012 | ||
GR | 19.10.2012 | ||
ES | 29.10.2012 | ||
IS | 18.11.2012 | ||
PT | 19.11.2012 | ||
Former [2013/23] | AT | 18.07.2012 | |
BE | 18.07.2012 | ||
CY | 18.07.2012 | ||
CZ | 18.07.2012 | ||
DK | 18.07.2012 | ||
EE | 18.07.2012 | ||
FI | 18.07.2012 | ||
HR | 18.07.2012 | ||
IT | 18.07.2012 | ||
LT | 18.07.2012 | ||
LV | 18.07.2012 | ||
NL | 18.07.2012 | ||
PL | 18.07.2012 | ||
RO | 18.07.2012 | ||
SE | 18.07.2012 | ||
SI | 18.07.2012 | ||
SK | 18.07.2012 | ||
NO | 18.10.2012 | ||
GR | 19.10.2012 | ||
ES | 29.10.2012 | ||
IS | 18.11.2012 | ||
PT | 19.11.2012 | ||
Former [2013/22] | AT | 18.07.2012 | |
BE | 18.07.2012 | ||
CY | 18.07.2012 | ||
CZ | 18.07.2012 | ||
DK | 18.07.2012 | ||
EE | 18.07.2012 | ||
FI | 18.07.2012 | ||
HR | 18.07.2012 | ||
LT | 18.07.2012 | ||
LV | 18.07.2012 | ||
NL | 18.07.2012 | ||
PL | 18.07.2012 | ||
SE | 18.07.2012 | ||
SI | 18.07.2012 | ||
NO | 18.10.2012 | ||
GR | 19.10.2012 | ||
ES | 29.10.2012 | ||
IS | 18.11.2012 | ||
PT | 19.11.2012 | ||
Former [2013/21] | AT | 18.07.2012 | |
BE | 18.07.2012 | ||
CY | 18.07.2012 | ||
DK | 18.07.2012 | ||
FI | 18.07.2012 | ||
HR | 18.07.2012 | ||
LT | 18.07.2012 | ||
LV | 18.07.2012 | ||
NL | 18.07.2012 | ||
PL | 18.07.2012 | ||
SE | 18.07.2012 | ||
SI | 18.07.2012 | ||
NO | 18.10.2012 | ||
GR | 19.10.2012 | ||
IS | 18.11.2012 | ||
PT | 19.11.2012 | ||
Former [2013/15] | AT | 18.07.2012 | |
BE | 18.07.2012 | ||
CY | 18.07.2012 | ||
FI | 18.07.2012 | ||
HR | 18.07.2012 | ||
LT | 18.07.2012 | ||
LV | 18.07.2012 | ||
NL | 18.07.2012 | ||
PL | 18.07.2012 | ||
SE | 18.07.2012 | ||
SI | 18.07.2012 | ||
NO | 18.10.2012 | ||
GR | 19.10.2012 | ||
IS | 18.11.2012 | ||
PT | 19.11.2012 | ||
Former [2013/13] | AT | 18.07.2012 | |
BE | 18.07.2012 | ||
CY | 18.07.2012 | ||
FI | 18.07.2012 | ||
HR | 18.07.2012 | ||
LT | 18.07.2012 | ||
LV | 18.07.2012 | ||
PL | 18.07.2012 | ||
SE | 18.07.2012 | ||
SI | 18.07.2012 | ||
NO | 18.10.2012 | ||
GR | 19.10.2012 | ||
IS | 18.11.2012 | ||
PT | 19.11.2012 | ||
Former [2013/12] | AT | 18.07.2012 | |
BE | 18.07.2012 | ||
CY | 18.07.2012 | ||
FI | 18.07.2012 | ||
HR | 18.07.2012 | ||
LT | 18.07.2012 | ||
LV | 18.07.2012 | ||
PL | 18.07.2012 | ||
SE | 18.07.2012 | ||
SI | 18.07.2012 | ||
NO | 18.10.2012 | ||
GR | 19.10.2012 | ||
IS | 18.11.2012 | ||
Former [2013/11] | AT | 18.07.2012 | |
BE | 18.07.2012 | ||
CY | 18.07.2012 | ||
FI | 18.07.2012 | ||
HR | 18.07.2012 | ||
LT | 18.07.2012 | ||
LV | 18.07.2012 | ||
PL | 18.07.2012 | ||
SI | 18.07.2012 | ||
NO | 18.10.2012 | ||
GR | 19.10.2012 | ||
IS | 18.11.2012 | ||
Former [2013/10] | AT | 18.07.2012 | |
BE | 18.07.2012 | ||
CY | 18.07.2012 | ||
FI | 18.07.2012 | ||
HR | 18.07.2012 | ||
LT | 18.07.2012 | ||
NO | 18.10.2012 | ||
IS | 18.11.2012 | ||
Former [2013/09] | AT | 18.07.2012 | |
BE | 18.07.2012 | ||
FI | 18.07.2012 | ||
LT | 18.07.2012 | ||
NO | 18.10.2012 | ||
Former [2013/08] | AT | 18.07.2012 | |
BE | 18.07.2012 | ||
LT | 18.07.2012 | ||
NO | 18.10.2012 | ||
Former [2013/07] | AT | 18.07.2012 | Documents cited: | Search | [A]EP1843512 (MATSUSHITA ELECTRIC IND CO LTD [JP]) [A] 1-8 * abstract * * paragraphs [0044] , [0045] , [0124] - [0155]; claim 1 *; | [A]EP0898260 (NTT DATA CORP [JP], et al) [A] 1-8 * abstract * * paragraphs [0001] - [0031] * | [IDA] - KOICHI SAKUMOTO AND KEISUKE TANAKA, "Key-Substitutable Signature and its Application to Certified Signature", INTERNET CITATION, (20080101), pages 1 - 26, URL: http://www.is.titech.ac.jp/research/research-report/C/C-250.pdf, (20100728), XP007914176 [ID] 1,3-8 * pages 2,4 * * page 10 * [A] 2 | by applicant | JP3640785B | EP1843512 | EP0898260 |