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.)
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Shell Internationale Research Maatschappij BV
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Shell Internationale Research Maatschappij BV
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Filing date
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Application filed by Shell Internationale Research Maatschappij BVfiledCriticalShell Internationale Research Maatschappij BV
Priority to FR874887ApriorityCriticalpatent/FR1302268A/fr
Application grantedgrantedCritical
Publication of FR1302268ApublicationCriticalpatent/FR1302268A/fr