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Priority claimed from US06/366,713external-prioritypatent/US4421657A/en
Priority claimed from US06/366,712external-prioritypatent/US4419250A/en
Priority claimed from CA000425408Aexternal-prioritypatent/CA1209934A/fr
Application filed by Colgate Palmolive CofiledCriticalColgate Palmolive Co
Priority to CA000508962ApriorityCriticalpatent/CA1260417A/fr
Application grantedgrantedCritical
Publication of CA1260417ApublicationCriticalpatent/CA1260417A/fr