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
CA736494A
Inventor
Bien Hans-Samuel
Groll Manfred
Baumann Fritz
Wunderlich Klaus
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.)
Bayer AG
Original Assignee
Bayer AG
Publication date
Application grantedgrantedCritical
Publication of CA736494ApublicationCriticalpatent/CA736494A/en