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
CA838131A
Inventor
Weber Karl-Heinz
H. J. Hauptmann Karl
Zeile Karl
Danneberg Peter
Giesemann Rolf
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 CA838131ApublicationCriticalpatent/CA838131A/en