Inventor
SCARTAZZINI RICCARDO
CH20 patents
⚠️ This page may combine multiple inventors who share the name “SCARTAZZINI RICCARDO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CIBA GEIGY CORP
19 patentsUS4389524AJun 21, 1983
Cepham compounds
CIBA GEIGY CORP11 citations82
US4073902AFeb 14, 1978
O-Substituted 7β-amino-3-cephem-3-ol-4-carboxylic acid compounds
CIBA GEIGY CORP15 citations82
US4668781AMay 26, 1987
Ceph-3-one compounds and process for their manufacture
CIBA GEIGY CORP7 citations73
US4591642AMay 27, 1986
Cephem and cepham derivatives
CIBA GEIGY CORP5 citations73
US4477658AOct 16, 1984
Process for the preparation of cepham and cephem compounds
CIBA GEIGY CORP11 citations73
US4411897AOct 25, 1983
Crystalline salts
CIBA GEIGY CORP8 citations73
US4405778ASep 20, 1983
Process for preparing cephalosporin ethers
CIBA GEIGY CORP10 citations73
US4248868AFeb 3, 1981
Cephem carbonylmethyl derivatives
CIBA GEIGY CORP8 citations73
US3989695ANov 2, 1976
7β-Amino-cepham-3-ol-4-carboxylic acid compounds
CIBA GEIGY CORP13 citations73
US4313945AFeb 2, 1982
7-Thiazolyl-acetamido-cephem derivatives with terminal aminocarboxylic acid grouping
CIBA GEIGY CORP9 citations69
US4508723AApr 2, 1985
6-Azaoligocycloalkylmethyleneaminopenam compounds
CIBA GEIGY CORP7 citations68
US4467101AAug 21, 1984
Compounds with terminal aminocarboxylic acid grouping
CIBA GEIGY CORP5 citations62
US4374134AFeb 15, 1983
Cephalosporin compounds with terminal aminocarboxylic acid groupings and anti-bacterial use thereof
CIBA GEIGY CORP3 citations62
US4301279ANov 17, 1981
Process for the production of 3-hydroxy compounds
CIBA GEIGY CORP3 citations62
US4430498AFeb 7, 1984
8-Oxo-5-thia-1-azabicyclo(4,2,0)oct-2-ene compounds
CIBA GEIGY CORP4 citations61
US4464366AAug 7, 1984
Cephem compounds having a terminal aminocarboxylic acid grouping and containing an azacyclyl(thio)ureido group
CIBA GEIGY CORP3 citations60
US4436903AMar 13, 1984
Process for the production of 7 β-substituted-3-unsubstituted-3-cephem-4-carboxylic acid compounds
CIBA GEIGY CORP1 citations52
US4172832AOct 30, 1979
Mercaptoalcohols and process for their manufacture
CIBA GEIGY CORP0 citations50
US4288364ASep 8, 1981
Fragmentation procedure for preparing 3-amino-azetidinones
CIBA GEIGY CORP0 citations38