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.)
Basell North America Inc
Original Assignee
Himont Inc
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
Priority claimed from ITMI920347Aexternal-prioritypatent/IT1254468B/it
Priority claimed from IT92BO347external-prioritypatent/IT1258201B/it
Application filed by Himont IncfiledCriticalHimont Inc
Publication of CA2085501A1publicationCriticalpatent/CA2085501A1/fr
Application grantedgrantedCritical
Publication of CA2085501CpublicationCriticalpatent/CA2085501C/fr