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
CA 27523
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.)
Witco Chemical Canada Ltd
Original Assignee
Witco Chemical Canada 1971 Ltd
Publication date
Priority to CA 27523priorityCriticalpatent/CA27523S/en
Application grantedgrantedCritical
Publication of CA27523SpublicationCriticalpatent/CA27523S/en