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
CA877458A
Inventor
M. Zingg Warren
P. Swift Paul
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.)
Dow Chemical Co
Original Assignee
Paul P Swift
Dow Chemical Co
Publication date
Application grantedgrantedCritical
Publication of CA877458ApublicationCriticalpatent/CA877458A/en