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
CA869546A
Inventor
Appel Karl-Richard
Jerchel Dietrich
Thomas Klaus
Ost Walter
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.)
Boehringer Ingelheim GmbH
Original Assignee
Dietrich Jerchel
Karl-Richard Appel
Walter Ost
Boehringer Ingelheim GmbH
Publication date
Application grantedgrantedCritical
Publication of CA869546ApublicationCriticalpatent/CA869546A/en