Optus Networks Pty Ltd (ACN 008 570 330) v Telstra Corporation Ltd (ACN 051 775 556) [2010] FCAFC 21

FEDERAL COURT OF AUSTRALIA

Optus Networks Pty Ltd (ACN 008 570 330) v Telstra Corporation Ltd (ACN 051 775 556) [2010] FCAFC 21 Citation: Optus Networks Pty Ltd (ACN 008 570 330) v Telstra Corporation Ltd (ACN 051 775 556) [2010] FCAFC 21

Appeal from: Optus Networks Pty Ltd v Telstra Corporation Ltd (No 3) [2009] FCA 728

Parties: OPTUS NETWORKS PTY LTD (ACN 008 570 330) v TELSTRA CORPORATION LIMITED (ACN 051 775 556)

File number(s): NSD 1194 of 2009

Judges: FINN, SUNDBERG AND JACOBSON JJ

Date of judgment: 4 March 2010

Catchwords: EQUITY – duty of confidentiality – confidential information defined in agreement between parties – whether concurrent equitable obligations exist

Cases cited: Attorney‑General v Jonathan Cape Ltd [1976] QB 752 cited Australian Medic‑Care Co Ltd v Hamilton Pharmaceuticals Pty Ltd (2009) 261 ALR cited Coles Supermarkets Australia Pty Ltd v FKP Ltd [2008] FCA 1915 considered Del Casale v Artedomus (Aust) Pty Ltd (2007) 73 IPR 326 considered Deta Nominees Pty Ltd v Viscount Plastic Products Pty Ltd [1979] VR 167 considered Hadley v Baxendale (1854) 9 Exch 341 cited Hospitality Group Pty Ltd v Australian Rugby Union Ltd (2001) 110 FCR 157 cited Mense v Milenkovic [1973] VR 784 cited Morison v Moat (1851) 9 Hare 241 cited Nicrotherm Electrical Company Ltd v Percy (1957) 74 RPC 207 cited Robb v Green [1895] 2 QB 315 cited Smith Kline & French Laboratories (Aust) Ltd v Secretary, Department of Community Services and Health (1990) 22 FCR 73 applied Tabcorp Holdings Ltd v Bowen Investments Pty Ltd (2009) 236 CLR 272 cited