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
CA839272A
Inventor
Stahle Helmut
Koppe Herbert
Zeile Karl
Hoefke Wolfgang
Samtleben Hans-Wolfgang
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
Boehringer Ingelheim GmbH
Publication date
Application grantedgrantedCritical
Publication of CA839272ApublicationCriticalpatent/CA839272A/en