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.)
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Publication date
Priority claimed from CS853202Aexternal-prioritypatent/CS252828B2/en
Application filed by PfizerfiledCriticalPfizer
Priority to CS861189ApriorityCriticalpatent/CS252847B2/en
Publication of CS118986A2publicationCriticalpatent/CS118986A2/en
Publication of CS252847B2publicationCriticalpatent/CS252847B2/en