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
CA832484A
Inventor
Koppe Herbert
Zeile Karl
Ludwig Gerhard
Englehardt Albrecht
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
Albrecht Englehardt
Boehringer Ingelheim GmbH
Publication date
Application grantedgrantedCritical
Publication of CA832484ApublicationCriticalpatent/CA832484A/en