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.)
University of Toronto
Original Assignee
University of Toronto
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 US05/555,202external-prioritypatent/US4023398A/en
Application filed by University of TorontofiledCriticalUniversity of Toronto
Application grantedgrantedCritical
Publication of CA1025563ApublicationCriticalpatent/CA1025563A/en