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
CA933157A
Inventor
K. Wasson Burton
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.)
Merck Frosst Canada and Co
Original Assignee
Charles E Frosst and Co
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 Charles E Frosst and CofiledCriticalCharles E Frosst and Co
Application grantedgrantedCritical
Publication of CA933157ApublicationCriticalpatent/CA933157A/en