(19)

(11)

EP 1 203 306 A2

(12)

(88) Date of publication A3: 08.11.2001 (43) Date of publication: 08.05.2002 Bulletin 2002/19 (21) Application number: 00948192.0 (22) Date of filing: 28.07.2000

(51) International Patent Classification (IPC)7: G06F 17/00 (86) International application number: PCT/IB0001/059 (87) International publication number: WO 0109/742 (08.02.2001 Gazette 2001/06)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 30.07.1999 US 365341 06.08.1999 US 590208 (71) Applicant: Web2cad AG 92224 Amberg (DE)	(72) Inventors: BAUMANN, Georg D-92224 Amberg (DE) COTTE, Pierre-Alain D-92224 Amberg (DE) (74) Representative: Maiwald, Walter, Dr. Dipl.-Chem.  Maiwald Patentanwalts GmbHElisenhofElisenstrasse 3 80335 München 80335 München (DE)