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 GB838302888Aexternal-prioritypatent/GB8302888D0/en
Priority claimed from GB838312624Aexternal-prioritypatent/GB8312624D0/en
Application filed by PfizerfiledCriticalPfizer
Priority claimed from EP83305278Aexternal-prioritypatent/EP0106515B1/de
Application grantedgrantedCritical
Publication of ATE39486T1publicationCriticalpatent/ATE39486T1/de