EP1569380 - System for achieving anonymous communication of messages using secret key crytptography [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 24.04.2009 Database last updated on 24.08.2024 | Most recent event Tooltip | 30.09.2011 | Lapse of the patent in a contracting state New state(s): CY, TR | published on 02.11.2011 [2011/44] | Applicant(s) | For all designated states International Business Machines Corporation New Orchard Road Armonk, NY 10504 / US | [N/P] |
Former [2007/17] | For all designated states International Business Machines Corporation New Orchard Road Armonk, NY 10504 / US | ||
Former [2005/35] | For all designated states IBM Corporation New Orchard Road Armonk, NY 10504 / US | Inventor(s) | 01 /
Van Acker, Bernard Wijnegemstraat 28 B-2140 Borgerhout / BE | 02 /
Seliger, Frank In den Kreben 25 D-71157 Hildrizhausen / DE | 03 /
Marino, Anna c/da Vallone dei Lupi 2/C 83100 Avellino / IT | [2005/35] | Representative(s) | Bell, Mark, et al IBM France Intellectual Property Department Le Plan du Bois 06610 La Gaude / FR | [2008/23] |
Former [2005/35] | Etorre, Yves Nicolas, et al Compagnie IBM France, Département Propriété Intellectuelle 06610 La Gaude / FR | Application number, filing date | 05101167.4 | 16.02.2005 | [2005/35] | Priority number, date | EP20040368014 | 27.02.2004 Original published format: EP 04368014 | [2005/35] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP1569380 | Date: | 31.08.2005 | Language: | EN | [2005/35] | Type: | B1 Patent specification | No.: | EP1569380 | Date: | 18.06.2008 | Language: | EN | [2008/25] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 05.07.2005 | Classification | IPC: | H04L9/18 | [2005/35] | CPC: |
H04L63/0421 (EP,US);
H04L63/064 (EP,US);
H04L9/0827 (EP,US);
H04L2209/42 (EP,US);
H04L2209/463 (EP,US)
| Designated contracting states | AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IS, IT, LI, LT, LU, MC, NL, PL, PT, RO, SE, SI, SK, TR [2005/35] | Title | German: | System zum Erreichen einer anonymen Kommunikation einer Nachricht unter Verwendung einer Geheimschlüsselkryptographie | [2005/35] | English: | System for achieving anonymous communication of messages using secret key crytptography | [2005/35] | French: | Système pour réaliser une communication anonyme de messages en utilisant une cryptographie à clé secrête | [2005/35] | Examination procedure | 28.02.2006 | Examination requested [2006/17] | 03.05.2006 | Despatch of a communication from the examining division (Time limit: M06) | 22.09.2006 | Reply to a communication from the examining division | 08.11.2007 | Communication of intention to grant the patent | 03.12.2007 | Fee for grant paid | 03.12.2007 | Fee for publishing/printing paid | Opposition(s) | 19.03.2009 | No opposition filed within time limit [2009/22] | Fees paid | Renewal fee | 16.02.2007 | Renewal fee patent year 03 | 26.02.2008 | Renewal fee patent year 04 |
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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. | Lapses during opposition Tooltip | AT | 18.06.2008 | BE | 18.06.2008 | CY | 18.06.2008 | CZ | 18.06.2008 | DK | 18.06.2008 | EE | 18.06.2008 | FI | 18.06.2008 | IT | 18.06.2008 | LT | 18.06.2008 | NL | 18.06.2008 | PL | 18.06.2008 | RO | 18.06.2008 | SI | 18.06.2008 | SK | 18.06.2008 | TR | 18.06.2008 | BG | 18.09.2008 | SE | 18.09.2008 | GR | 19.09.2008 | ES | 29.09.2008 | IS | 18.10.2008 | PT | 18.11.2008 | HU | 19.12.2008 | IE | 16.02.2009 | LU | 16.02.2009 | CH | 28.02.2009 | LI | 28.02.2009 | MC | 28.02.2009 | [2011/43] |
Former [2011/32] | AT | 18.06.2008 | |
BE | 18.06.2008 | ||
CZ | 18.06.2008 | ||
DK | 18.06.2008 | ||
EE | 18.06.2008 | ||
FI | 18.06.2008 | ||
IT | 18.06.2008 | ||
LT | 18.06.2008 | ||
NL | 18.06.2008 | ||
PL | 18.06.2008 | ||
RO | 18.06.2008 | ||
SI | 18.06.2008 | ||
SK | 18.06.2008 | ||
BG | 18.09.2008 | ||
SE | 18.09.2008 | ||
GR | 19.09.2008 | ||
ES | 29.09.2008 | ||
IS | 18.10.2008 | ||
PT | 18.11.2008 | ||
HU | 19.12.2008 | ||
IE | 16.02.2009 | ||
LU | 16.02.2009 | ||
CH | 28.02.2009 | ||
LI | 28.02.2009 | ||
MC | 28.02.2009 | ||
Former [2011/21] | AT | 18.06.2008 | |
BE | 18.06.2008 | ||
CZ | 18.06.2008 | ||
DK | 18.06.2008 | ||
EE | 18.06.2008 | ||
FI | 18.06.2008 | ||
IT | 18.06.2008 | ||
LT | 18.06.2008 | ||
NL | 18.06.2008 | ||
PL | 18.06.2008 | ||
RO | 18.06.2008 | ||
SI | 18.06.2008 | ||
SK | 18.06.2008 | ||
BG | 18.09.2008 | ||
SE | 18.09.2008 | ||
GR | 19.09.2008 | ||
ES | 29.09.2008 | ||
IS | 18.10.2008 | ||
PT | 18.11.2008 | ||
IE | 16.02.2009 | ||
LU | 16.02.2009 | ||
CH | 28.02.2009 | ||
LI | 28.02.2009 | ||
MC | 28.02.2009 | ||
Former [2010/52] | AT | 18.06.2008 | |
BE | 18.06.2008 | ||
CZ | 18.06.2008 | ||
DK | 18.06.2008 | ||
EE | 18.06.2008 | ||
FI | 18.06.2008 | ||
IT | 18.06.2008 | ||
LT | 18.06.2008 | ||
NL | 18.06.2008 | ||
PL | 18.06.2008 | ||
RO | 18.06.2008 | ||
SI | 18.06.2008 | ||
SK | 18.06.2008 | ||
BG | 18.09.2008 | ||
SE | 18.09.2008 | ||
GR | 19.09.2008 | ||
ES | 29.09.2008 | ||
IS | 18.10.2008 | ||
PT | 18.11.2008 | ||
IE | 16.02.2009 | ||
CH | 28.02.2009 | ||
LI | 28.02.2009 | ||
MC | 28.02.2009 | ||
Former [2010/07] | AT | 18.06.2008 | |
BE | 18.06.2008 | ||
CZ | 18.06.2008 | ||
DK | 18.06.2008 | ||
EE | 18.06.2008 | ||
FI | 18.06.2008 | ||
IT | 18.06.2008 | ||
LT | 18.06.2008 | ||
NL | 18.06.2008 | ||
PL | 18.06.2008 | ||
RO | 18.06.2008 | ||
SI | 18.06.2008 | ||
SK | 18.06.2008 | ||
BG | 18.09.2008 | ||
SE | 18.09.2008 | ||
ES | 29.09.2008 | ||
IS | 18.10.2008 | ||
PT | 18.11.2008 | ||
IE | 16.02.2009 | ||
CH | 28.02.2009 | ||
LI | 28.02.2009 | ||
MC | 28.02.2009 | ||
Former [2009/48] | AT | 18.06.2008 | |
BE | 18.06.2008 | ||
CZ | 18.06.2008 | ||
DK | 18.06.2008 | ||
EE | 18.06.2008 | ||
FI | 18.06.2008 | ||
IT | 18.06.2008 | ||
LT | 18.06.2008 | ||
NL | 18.06.2008 | ||
PL | 18.06.2008 | ||
RO | 18.06.2008 | ||
SI | 18.06.2008 | ||
SK | 18.06.2008 | ||
BG | 18.09.2008 | ||
SE | 18.09.2008 | ||
ES | 29.09.2008 | ||
IS | 18.10.2008 | ||
PT | 18.11.2008 | ||
CH | 28.02.2009 | ||
LI | 28.02.2009 | ||
MC | 28.02.2009 | ||
Former [2009/45] | AT | 18.06.2008 | |
BE | 18.06.2008 | ||
CZ | 18.06.2008 | ||
DK | 18.06.2008 | ||
EE | 18.06.2008 | ||
FI | 18.06.2008 | ||
IT | 18.06.2008 | ||
LT | 18.06.2008 | ||
NL | 18.06.2008 | ||
PL | 18.06.2008 | ||
RO | 18.06.2008 | ||
SI | 18.06.2008 | ||
SK | 18.06.2008 | ||
BG | 18.09.2008 | ||
SE | 18.09.2008 | ||
ES | 29.09.2008 | ||
IS | 18.10.2008 | ||
PT | 18.11.2008 | ||
MC | 28.02.2009 | ||
Former [2009/24] | AT | 18.06.2008 | |
BE | 18.06.2008 | ||
CZ | 18.06.2008 | ||
DK | 18.06.2008 | ||
EE | 18.06.2008 | ||
FI | 18.06.2008 | ||
LT | 18.06.2008 | ||
NL | 18.06.2008 | ||
PL | 18.06.2008 | ||
RO | 18.06.2008 | ||
SI | 18.06.2008 | ||
SK | 18.06.2008 | ||
BG | 18.09.2008 | ||
SE | 18.09.2008 | ||
ES | 29.09.2008 | ||
IS | 18.10.2008 | ||
PT | 18.11.2008 | ||
Former [2009/22] | AT | 18.06.2008 | |
BE | 18.06.2008 | ||
CZ | 18.06.2008 | ||
DK | 18.06.2008 | ||
EE | 18.06.2008 | ||
FI | 18.06.2008 | ||
LT | 18.06.2008 | ||
NL | 18.06.2008 | ||
PL | 18.06.2008 | ||
RO | 18.06.2008 | ||
SI | 18.06.2008 | ||
SK | 18.06.2008 | ||
SE | 18.09.2008 | ||
ES | 29.09.2008 | ||
IS | 18.10.2008 | ||
PT | 18.11.2008 | ||
Former [2009/20] | AT | 18.06.2008 | |
BE | 18.06.2008 | ||
CZ | 18.06.2008 | ||
DK | 18.06.2008 | ||
FI | 18.06.2008 | ||
LT | 18.06.2008 | ||
NL | 18.06.2008 | ||
PL | 18.06.2008 | ||
RO | 18.06.2008 | ||
SI | 18.06.2008 | ||
SK | 18.06.2008 | ||
SE | 18.09.2008 | ||
ES | 29.09.2008 | ||
IS | 18.10.2008 | ||
PT | 18.11.2008 | ||
Former [2009/14] | AT | 18.06.2008 | |
BE | 18.06.2008 | ||
CZ | 18.06.2008 | ||
FI | 18.06.2008 | ||
LT | 18.06.2008 | ||
NL | 18.06.2008 | ||
PL | 18.06.2008 | ||
RO | 18.06.2008 | ||
SI | 18.06.2008 | ||
SK | 18.06.2008 | ||
SE | 18.09.2008 | ||
ES | 29.09.2008 | ||
IS | 18.10.2008 | ||
PT | 18.11.2008 | ||
Former [2009/13] | AT | 18.06.2008 | |
BE | 18.06.2008 | ||
CZ | 18.06.2008 | ||
FI | 18.06.2008 | ||
LT | 18.06.2008 | ||
NL | 18.06.2008 | ||
PL | 18.06.2008 | ||
SI | 18.06.2008 | ||
SK | 18.06.2008 | ||
SE | 18.09.2008 | ||
ES | 29.09.2008 | ||
IS | 18.10.2008 | ||
Former [2009/10] | AT | 18.06.2008 | |
CZ | 18.06.2008 | ||
FI | 18.06.2008 | ||
LT | 18.06.2008 | ||
NL | 18.06.2008 | ||
PL | 18.06.2008 | ||
SI | 18.06.2008 | ||
SE | 18.09.2008 | ||
IS | 18.10.2008 | ||
Former [2009/07] | AT | 18.06.2008 | |
FI | 18.06.2008 | ||
NL | 18.06.2008 | ||
PL | 18.06.2008 | ||
SI | 18.06.2008 | ||
SE | 18.09.2008 | ||
Former [2009/01] | AT | 18.06.2008 | |
FI | 18.06.2008 | ||
NL | 18.06.2008 | ||
PL | 18.06.2008 | ||
SI | 18.06.2008 | ||
Former [2008/50] | AT | 18.06.2008 | |
FI | 18.06.2008 | ||
PL | 18.06.2008 | ||
SI | 18.06.2008 | ||
Former [2008/48] | SI | 18.06.2008 | Documents cited: | Search | [A] - DOLEV S ET AL, "XOR-TREES FOR EFFICIENT ANONYMOUS MULTICAST AND RECEPTION", ACM TRANSACTIONS ON INFORMATION AND SYSTEM SECURITY, ACM, NEW YORK, NY, US, (200005), vol. 3, no. 2, ISSN 1094-9224, pages 63 - 84, XP001063774 [A] 1 * page 69, line 7 - line 32 * DOI: http://dx.doi.org/10.1145/354876.354877 |