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(11)

EP 2 004 924 A1

(12)

(43) Date of publication: 24.12.2008 Bulletin 2008/52 (21) Application number: 07718631.0 (22) Date of filing: 27.03.2007

(51) International Patent Classification (IPC):  E04C 2/04(2006.01) E04C 2/38(2006.01) E04B 2/92(2006.01) E04B 2/28(2006.01) E04B 1/70(2006.01) E04C 2/52(2006.01) (86) International application number: PCT/AU2007/000384 (87) International publication number: WO 2007/109846 (04.10.2007 Gazette 2007/40)

(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 LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 28.03.2006 AU 2006901581 (71) Applicant: UPSTREAM INVESTMENTS LIMITED 30 Canton Road Tsimshatsui, Hong Kong (CN)	(72) Inventor: UPTON, Bruce Roseville, New South Wales 2069 (AU) (74) Representative: Karlsson, Leif Karl Gunnar et al Groth & Co. KB Box 6107 102 32 Stockholm 102 32 Stockholm (SE)