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
CA668880A
Inventor
E. Frick Wilhelm
Stammbach Walter
Schetty Guido
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.)
Novartis AG
Original Assignee
Guido Schetty
Wilhelm E Frick
JR Geigy AG
Publication date
Application grantedgrantedCritical
Publication of CA668880ApublicationCriticalpatent/CA668880A/en