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.)
Robert Dennis Sullivan Frank Crowther Davis and' Robert William Martin Marshall Edward Doyle
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Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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Publication date
Application filed by Shell Internationale Research Maatschappij BVfiledCriticalShell Internationale Research Maatschappij BV
Application grantedgrantedCritical
Publication of AU249583B2publicationCriticalpatent/AU249583B2/en
Publication of AU6492960ApublicationCriticalpatent/AU6492960A/en