Dyno Nobel Asia Pacific Ltd v Orica Australia Pty Ltd [1999] FCA 1369

FEDERAL COURT OF AUSTRALIA

Dyno Nobel Asia Pacific Ltd v Orica Australia Pty Ltd [1999] FCA 1369

PATENTS – revocation – explosives – whether "method of blasting" is a patentable invention – meaning of "invention" – whether manner of manufacture – prior art documents –obviousness – meaning of "person skilled in the relevant art" – common general knowledge – whether "diligent searcher" – novelty – prior use

Patents Act 1990 (Cth) Patents Act 1952 (Cth)

N V Philips Gloeilampenfabrieken v Mirabella International Pty Ltd (1995) 183 CLR 655 Commissioner of Patents v Microcell Limited (1958-59) 102 CLR 232 National Research Development Corporation v Commissioner of Patents (1959) 102 CLR 252 Advanced Building Systems Pty Ltd v Ramset Fasteners Aust Pty Ltd (1997-8) 194 CLR 171 Minnesota Mining and Manufacture Co v Beiersdorf (Aust) Ltd (1980) 144 CLR 253 Graham Hart (1971) Pty Ltd v S W Hart & Co Pty Ltd (1978) 141 CLR 305 Technograph Printed Circuits Limited v Mills and Rockley (Electronics) Limited (1972) RPC 346 Beecham Group Limited's (Amoxycillin) Application [1980] RPC 261 Re Cooper's Animal Health Australia Limited v Western Stock Distributors Pty Ltd (1986) 67 ALR 390 Bristol-Myers Company (Johnson's) Application [1975] RPC 127

DYNO NOBEL ASIA PACIFIC LIMITED (FORMERLY DYNO WESFARMERS LIMITED) (ACN 003 269 010) AND DYNO NOBEL INC v ORICA AUSTRALIA PTY LTD (FORMERLY ICI AUSTRALIA PROPRIETARY LIMITED) (ACN 004 117 828)

QG 47 of 1996 DOWSETT J 5 OCTOBER 1999 BRISBANE

IN THE FEDERAL COURT OF AUSTRALIA

QUEENSLAND DISTRICT REGISTRY QG 47 OF 1996

BETWEEN: DYNO NOBEL ASIA PACIFIC LIMITED (FORMERLY DYNO WESFARMERS LIMITED) (ACN 003 269 010)

First Applicant

DYNO NOBEL INC

Second Applicant

AND: ORICA AUSTRALIA PTY LTD (FORMERLY ICI AUSTRALIA PROPRIETARY LIMITED) (ACN 004 117 828)