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.)
Trans Canada Pipelines Ltd
Original Assignee
Trans Canada Pipelines 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 Trans Canada Pipelines LtdfiledCriticalTrans Canada Pipelines Ltd
Priority to CA136,613ApriorityCriticalpatent/CA942011A/en
Application grantedgrantedCritical
Publication of CA942011ApublicationCriticalpatent/CA942011A/en