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(11)

EP 1 163 410 A1

(12)

(43) Date of publication: 19.12.2001 Bulletin 2001/51 (21) Application number: 99952046.3 (22) Date of filing: 18.09.1999

(51) International Patent Classification (IPC)7: E04H 4/16 (86) International application number: PCT/ZA9900/097 (87) International publication number: WO 0040/826 (13.07.2000 Gazette 2000/28)

(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: 06.01.1999 ZA 9900070 15.03.1999 ZA 9902058 (71) Applicant: OAK Nominees Ltd. Tortola (VG)	(72) Inventor: OAK Nominees Ltd. Tortola (VG) (74) Representative: Patentanwälte Wenzel & Kalkoff  Postfach 73 04 66 22124 Hamburg 22124 Hamburg (DE)