Controlled release urea product and method of preparing said product

Details for Australian Patent Application No. 2002244559 (hide)

Owner DE CASTRO, Fernando, Basile

Inventors Stockhoff, Peter; De Castro, Fernando Basile

Agent Griffith Hack

Pub. Number AU-A-2002244559

PCT Pub. Number WO2002/076718

Priority PI 0101344-0 23.03.01 BR

Filing date 20 March 2002

Wipo publication date 8 October 2002

International Classifications

B32B 001/00 Layered products essentially having a general shape other than plane

B32B 005/16 Layered products characterised by the non-homogeneity or physical structure of a layer - characterised by features of a layer formed of particles, e.g. chips, chopped fibres, powder

B32B 009/04 Layered products characterised by particular substances used - comprising such substance as the main or only constituent of a layer, next to another layer of a specific substance

B32B 013/00 Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material

C05B 015/00 Organic phosphatic fertilisers

C05C 009/00 Fertilisers containing urea or urea compounds

Event Publications

27 March 2003 Application Open to Public Inspection

  Published as AU-A-2002244559

28 July 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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