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 US06/289,013external-prioritypatent/US4632830A/en
Application filed by Schweiz Serum & ImpfinstfiledCriticalSchweiz Serum & Impfinst
Application grantedgrantedCritical
Publication of ATE26799T1publicationCriticalpatent/ATE26799T1/de