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- Google Patents
AU490932B2 - 4-oxo-ben zopyran derivatives
- Google Patents
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.)
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.)
Fisons Ltd
Original Assignee
Fisons Ltd
Filing date
Publication date
Priority claimed from GB12784/74Aexternal-prioritypatent/GB1499323A/en
Application filed by Fisons LtdfiledCriticalFisons Ltd
Application grantedgrantedCritical
Publication of AU490932B2publicationCriticalpatent/AU490932B2/en
Publication of AU7929675ApublicationCriticalpatent/AU7929675A/en