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.)
MPL
Original Assignee
MPL
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 CA155,609Aexternal-prioritypatent/CA1001031A/en
Application filed by MPLfiledCriticalMPL
Priority to CA233,275ApriorityCriticalpatent/CA1001032A/en
Application grantedgrantedCritical
Publication of CA1001032ApublicationCriticalpatent/CA1001032A/en