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
CA769078A
Inventor
Hegedus Balthasar
Kaiser Ado
Zeller Paul
Muller Marcel
Gutmann Hugo
Bollag Werner
Langemann Albert
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
Publication date
Application grantedgrantedCritical
Publication of CA769078ApublicationCriticalpatent/CA769078A/en