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
Application filed by Celanese CorpfiledCriticalCelanese Corp
Priority claimed from IE60871Aexternal-prioritypatent/IE35242B1/en
Publication of IE35243LpublicationCriticalpatent/IE35243L/en
Publication of IE35243B1publicationCriticalpatent/IE35243B1/en