Owner Descrete IP Pty Limited ACN/ARBN 123 198 952

Service PricewaterhouseCoopers Legal Level 8 GPO Box 427 Sydney NSW 2001

Filing Date 6 June 2007

Class 1 Binding chemicals, bonding agents and chemical additives for use in building materials, concrete and concrete products, concrete admixtures, concrete hardening compounds, concrete bonding compounds, chemicals and chemical products for use in building materials, coatings to protect concrete and concrete products from water

Class 19 Concrete blocks, bricks, pavers and building materials, aggregate materials, bottom ash materials and fly ash for use in concrete, concrete products, bricks and pavers, premixed concrete for pouring, non-metallic materials for use in concrete manufacture and forming, preformed concrete material, pre-cast concrete material, structural concrete, concrete pipes, products in the nature of concrete, render and surface coatings for concrete and other building products