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
CA867749A
Inventor
Mannhardt Heinz-Jurgen
Bruckner Klaus
Metz Harald
Bork Karl-Heinz
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 KGaA
Original Assignee
Merck KGaA
Publication date
Application grantedgrantedCritical
Publication of CA867749ApublicationCriticalpatent/CA867749A/en