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.)
Expired
Application number
CA717977A
Inventor
A. Davis Martin
O. Winthrop Stanley
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.)
Wyeth Canada Inc
Original Assignee
Ayerst Mckenna and Harrison Inc
Publication date
Application grantedgrantedCritical
Publication of CA717977ApublicationCriticalpatent/CA717977A/en