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.)
NOV Canada ULC
Original Assignee
Vector Oil Tool 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 Vector Oil Tool LtdfiledCriticalVector Oil Tool Ltd
Priority to CA 2068608priorityCriticalpatent/CA2068608A1/fr
Publication of CA2068608A1publicationCriticalpatent/CA2068608A1/fr