Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
John David Hargrove Christopher Ronald Polit Roger Crowson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BP Australia Pty Ltd
Original Assignee
BP Australia Pty Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB2947373Aexternal-prioritypatent/GB1436622A/en
Application filed by BP Australia Pty LtdfiledCriticalBP Australia Pty Ltd
Application grantedgrantedCritical
Publication of AU492615B2publicationCriticalpatent/AU492615B2/en
Publication of AU7003574ApublicationCriticalpatent/AU7003574A/en