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
CA758580A
Inventor
Beerstecher Wolfgang
Metz Harald
Bruckner 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.)
Merck KGaA
Original Assignee
E Merck AG
Publication date
Application grantedgrantedCritical
Publication of CA758580ApublicationCriticalpatent/CA758580A/en