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.)
Merck and Co Inc
Original Assignee
Merck and Co Inc
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 US11984Aexternal-prioritypatent/US3418316A/en
Priority claimed from CA154,366Aexternal-prioritypatent/CA1002892A/en
Application filed by Merck and Co IncfiledCriticalMerck and Co Inc
Priority to CA268,807ApriorityCriticalpatent/CA1024506A/fr
Application grantedgrantedCritical
Publication of CA1024506ApublicationCriticalpatent/CA1024506A/fr