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 US07/017,150external-prioritypatent/US5123951A/en
Priority claimed from PCT/US1987/000648external-prioritypatent/WO1987005781A2/en
Application filed by Rhone Poulenc BvfiledCriticalRhone Poulenc Bv
Priority to SG89494ApriorityCriticalpatent/SG89494G/en
Publication of SG89494GpublicationCriticalpatent/SG89494G/en