Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canadian Celanese Ltd
Original Assignee
Canadian Celanese Ltd
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 Canadian Celanese LtdfiledCriticalCanadian Celanese Ltd
Priority to ES275572ApriorityCriticalpatent/ES275572A1/es
Publication of ES275572A1publicationCriticalpatent/ES275572A1/es