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Extract from the Register of European Patents

EP About this file: EP0891670

EP0891670 - METHOD FOR PROVIDING A SECURE COMMUNICATION BETWEEN TWO DEVICES AND APPLICATION OF THIS METHOD [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  11.04.2008
Database last updated on 21.08.2024
Most recent event   Tooltip28.08.2009Change - representativepublished on 30.09.2009  [2009/40]
Applicant(s)For all designated states
Irdeto Access B.V.
Jupiterstraat 42
2132 HD Hoofddorp / NL
[2000/33]
Former [1999/03]For all designated states
Digco B.V.
Jupiterstraat 42
2132 HD Hoofddorp / NL
Inventor(s)01 / RIX, Simon, Paul, Ashley
51 Ixia Road, Primrose Hill
Germiston, Transvaal / ZA
02 / GLASSPOOL, Andrew
Telford Point, Telford Road
Basingstoke RG21 2XZ / GB
03 / DAVIES, Donald, Watts
15 Hawkewood Road
Sunbury-on-Thames, Middlesex TW16 6HL / GB
[1999/03]
Representative(s)de Vries, Johannes Hendrik Fokke
De Vries & Metman Overschiestraat 180
1062 XK Amsterdam / NL
[2009/40]
Former [1999/03]de Vries, Johannes Hendrik Fokke
De Vries & Metman, Gebouw Autumn, Overschiestraat 184 N
1062 XK Amsterdam / NL
Application number, filing date97916402.721.03.1997
[1999/03]
WO1997EP01557
Priority number, dateEP1996020090703.04.1996         Original published format: EP 96200907
[1999/03]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9738530
Date:16.10.1997
Language:EN
[1997/44]
Type: A1 Application with search report 
No.:EP0891670
Date:20.01.1999
Language:EN
The application published by WIPO in one of the EPO official languages on 16.10.1997 takes the place of the publication of the European patent application.
[1999/03]
Type: B1 Patent specification 
No.:EP0891670
Date:14.06.2000
Language:EN
[2000/24]
Type: B2 New European patent specification 
No.:EP0891670
Date:14.05.2008
Language:EN
[2008/20]
Search report(s)International search report - published on:EP16.10.1997
ClassificationIPC:H04N7/16, H04N7/167
[1999/03]
CPC:
H04N21/4367 (EP,US); H04L9/0825 (EP,US); H04N21/4181 (EP,US);
H04N7/163 (EP,US); H04N7/1675 (EP,US); H04L2209/60 (EP,US);
H04L9/30 (EP,US) (-)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE [1999/03]
TitleGerman:VERFAHREN ZUR GESICHERTEN ÜBERTRAGUNG ZWISCHEN ZWEI GERÄTEN UND DESSEN ANWENDUNG[1999/03]
English:METHOD FOR PROVIDING A SECURE COMMUNICATION BETWEEN TWO DEVICES AND APPLICATION OF THIS METHOD[1999/03]
French:PROCEDE SERVANT A ETABLIR UNE COMMUNICATION SURE ENTRE DEUX DISPOSITIFS ET MISE EN APPLICATION DU PROCEDE[1999/03]
Entry into regional phase11.09.1998National basic fee paid 
11.09.1998Designation fee(s) paid 
11.09.1998Examination fee paid 
Examination procedure29.10.1997Request for preliminary examination filed
International Preliminary Examining Authority: EP
11.09.1998Examination requested  [1999/03]
18.05.1999Despatch of communication of intention to grant (Approval: Yes)
28.09.1999Communication of intention to grant the patent
16.11.1999Fee for grant paid
16.11.1999Fee for publishing/printing paid
Opposition(s)Opponent(s)01  13.03.2001  12.04.2001  ADMISSIBLE
CANAL + TECHNOLOGIES SOCIETE ANONYME
34 PLACE RAOUL DAUTRY
75516 PARIS CEDEX 15 / FR
Opponent's representative
Weihs, Bruno Konrad
Osha Liang
121, Avenue des Champs Elysées
75008 Paris / FR
 [N/P]
Former [2008/44]
Opponent(s)01  13.03.2001  12.04.2001  ADMISSIBLE
CANAL + TECHNOLOGIES SOCIETE ANONYME
34 PLACE RAOUL DAUTRY
75516 PARIS CEDEX 15 / FR
Opponent's representative
Weihs, Bruno Konrad
Osha Liang 32 avenue de l'Opéra
75002 Paris / FR
Former [2004/05]
Opponent(s)01  13.03.2001  12.04.2001  ADMISSIBLE
CANAL + TECHNOLOGIES SOCIETE ANONYME
34 PLACE RAOUL DAUTRY
75516 PARIS CEDEX 15 / FR
Opponent's representative
Weihs, Bruno
Rosenthal & Osha, 121, avenue des Champs Elysées
75008 Paris / FR
Former [2001/18]
Opponent(s)01  13.03.2001  12.04.2001  ADMISSIBLE
CANAL + TECHNOLOGIES SOCIETE ANONYME
34 PLACE RAOUL DAUTRY
75516 PARIS CEDEX 15 / FR
Opponent's representative
Cozens, Paul Dennis
Mathys & Squire 100 Grays Inn Road
London WC1X 8AL / GB
20.04.2001Invitation to proprietor to file observations on the notice of opposition
03.08.2001Reply of patent proprietor to notice(s) of opposition
25.09.2002Date of oral proceedings
16.01.2003Despatch of minutes of oral proceedings
16.01.2003Despatch of communication that the patent will be revoked
20.06.2007Despatch of interlocutory decision in opposition
30.06.2007Legal effect of interlocutory decision in opposition
10.03.2008Despatch of communication that the patent will be maintained as amended
27.03.2008Fee for printing new specification paid
Appeal following opposition25.03.2003Appeal received No.  T0419/03
23.05.2003Statement of grounds filed
20.06.2007Result of appeal procedure: maintenance in amended form
20.06.2007Date of oral proceedings
26.06.2007Minutes of the oral proceedings despatched
Fees paidRenewal fee
30.03.1999Renewal fee patent year 03
31.03.2000Renewal fee patent year 04
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  TooltipMC31.03.2001
AT21.03.2002
FI21.03.2002
IE21.03.2002
LU21.03.2002
SE22.03.2002
BE31.03.2002
CH31.03.2002
LI31.03.2002
DK02.04.2002
PT30.09.2002
GR07.10.2002
[2006/39]
Former [2004/40]AT21.03.2002
FI21.03.2002
IE21.03.2002
LU21.03.2002
SE22.03.2002
BE31.03.2002
CH31.03.2002
LI31.03.2002
DK02.04.2002
PT30.09.2002
GR07.10.2002
Former [2004/39]AT21.03.2002
IE21.03.2002
LU21.03.2002
SE22.03.2002
BE31.03.2002
CH31.03.2002
LI31.03.2002
DK02.04.2002
PT30.09.2002
GR07.10.2002
Former [2003/48]AT21.03.2002
IE21.03.2002
SE22.03.2002
BE31.03.2002
CH31.03.2002
LI31.03.2002
DK02.04.2002
PT30.09.2002
GR07.10.2002
Former [2003/46]AT21.03.2002
IE21.03.2002
SE22.03.2002
CH31.03.2002
LI31.03.2002
DK02.04.2002
PT30.09.2002
GR07.10.2002
Former [2003/31]AT21.03.2002
IE21.03.2002
SE22.03.2002
CH31.03.2002
LI31.03.2002
PT30.09.2002
GR07.10.2002
Former [2003/21]IE21.03.2002
SE22.03.2002
PT30.09.2002
GR07.10.2002
Former [2003/20]IE21.03.2002
SE22.03.2002
GR07.10.2002
Former [2003/17]IE21.03.2002
SE22.03.2002
Former [2002/49]SE22.03.2002
Cited inInternational search[A]EP0428252  (NEWS DATA SECURITY PRODUCTS LT [HK]) [A] 1-12 * the whole document *;
 [A]US5029207  (GAMMIE KEITH B [CA]) [A] 1,7,10* abstract *;
 [A]EP0658054  (NEWS DATACOM LTD [GB]) [A] 1-12 * column 1, line 37 - column 4, line 31 *;
 [A]  - COUTROT F ET AL, "A SINGLE CONDITIONAL ACCESS SYSTEM FOR SATELLITE-CABLE AND TERRESTRIAL TV", IEEE TRANSACTIONS ON CONSUMER ELECTRONICS, (19890801), vol. 35, no. 3, pages 464 - 468, XP000065971 [A] 1-12 * the whole document *

DOI:   http://dx.doi.org/10.1109/30.44305
ExaminationUS5111504
    - Chapters 2 and 3 of "Applied Cryptography" by Schneier, second edition, published by John Wiley and Sons Inc., 18 October 1995.
    - "Protocols for Public Key Cryptosystems" by Merkle, published in Proceedings of the 1980 Symposium on Security and Privacy, pp. 122-134, Published: New York, NY, USA, 1980.
    - "Issues in the Design of a Key Distribution Centre" by Price and Davies, NPL Report DNACS 43/81, April 1981.
    - "Cryptographic Key Distribution for Terminal to Terminal Communications" by Lennon, Matyas and Meyer, published in IBM Technical Disclosure Bulletin, Vol. 22, No. 2, July 1979, pages 636 to 639.
    - "Functional model of a conditional access system" by EBU Project Group B/CA, published in EBU Technical Review, Winter 1995, No. 266, Grand-Saconnex, CH, pages 64 to 77.
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.