-
Tricyclic compounds
-
Patent number 6,268,520
-
Issue date Jul 31, 2001
-
Hoechst Marion Roussel
-
Francis Brion
-
C07 - ORGANIC CHEMISTRY
-
Tricyclic compounds
-
Patent number 5,959,146
-
Issue date Sep 28, 1999
-
Hoechst Marion Roussel
-
Francis Brion
-
C07 - ORGANIC CHEMISTRY
-
Tricyclic compounds
-
Patent number 5,705,704
-
Issue date Jan 6, 1998
-
Roussel Uclaf
-
Francis Brion
-
C07 - ORGANIC CHEMISTRY
-
Cephalosporins
-
Patent number 4,992,431
-
Issue date Feb 12, 1991
-
RousselUclaf
-
Rene Heymes
-
C07 - ORGANIC CHEMISTRY
-