(19)

(11)

EP 1 723 776 A2

(12)

(88) Date of publication A3: 15.09.2005 (43) Date of publication: 22.11.2006 Bulletin 2006/47 (21) Application number: 05701280.9 (22) Date of filing: 31.01.2005

(51) International Patent Classification (IPC):  H04M 1/2745(2006.01) H04L 29/08(2006.01) H04M 1/725(2006.01) (86) International application number: PCT/EP2005/000941 (87) International publication number: WO 2005/076510 (18.08.2005 Gazette 2005/33)

(84) 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 (30) Priority: 30.01.2004 EP 04002154 21.05.2004 EP 04012120 26.05.2004 US 574489 P 01.07.2004 US 584698 P (71) Applicant: Combots Product GmbH & Co.KG 76227 Karlsruhe (DE)	(72) Inventors: COTTE, Pierre-Alain, c/o WEB.DE AG 76227 Karlsruhe (DE) GREVE, Michael, c/o WEB.DE AG 76227 Karlsruhe (DE) GREVE, Matthias, c/o WEB.DE AG 76227 Karlsruhe (DE) SCHÜLER, Frank 76228 Karlsruhe (DE) HÄWEL, Sven 76135 Karlsruhe (DE) (74) Representative: DTS München  St.-Anna-Strasse 15 80538 München 80538 München (DE)