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
CA855219A
Inventor
Farge Daniel
Jeanmart Claude
N. Messer Mayer
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.)
Rhone Poulenc SA
Original Assignee
Rhone Poulenc SA
Publication date
Application grantedgrantedCritical
Publication of CA855219ApublicationCriticalpatent/CA855219A/en