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Priority claimed from US06/381,062external-prioritypatent/US4413127A/en
Priority claimed from US06/381,162external-prioritypatent/US4417054A/en
Priority claimed from US06/471,961external-prioritypatent/US4469871A/en
Application filed by Sterling Drug IncfiledCriticalSterling Drug Inc
Priority claimed from EP83104984Aexternal-prioritypatent/EP0095152B1/de
Application grantedgrantedCritical
Publication of ATE23039T1publicationCriticalpatent/ATE23039T1/de