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
CA883202A
Inventor
J. Koller Eugen
V. Datye Keshav
Litzler Alfred
Milicevic Branimir
J. Kangle Purushottam
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.)
BASF Schweiz AG
Original Assignee
Ciba AG
Publication date
Application grantedgrantedCritical
Publication of CA883202ApublicationCriticalpatent/CA883202A/en