Inventor
GOTTSTEIN WILLIAM J
US11 patents
Patents
11 patentsUS4100346AJul 11, 1978
Certain 7(o-amino-methyl- or methylaminomethylphenyl- or cyclohexadienyl- or thienylacetamide)-3[1-carboxymethyl-(or ethyl- or propyl-)-tetrazol-5-ylthiomethyl]-3-cephem-4-carboxylic acids
BRISTOL MYERS CO34 citations92
US4380512AApr 19, 1983
2β-Chloromethyl-2α-methylpenam-3α-carboxylic acid sulfone and salts and esters thereof
BRISTOL MYERS CO19 citations80
US4091213AMay 23, 1978
7-Cyclizedamino-3-heterothiomethyl cephalosporin derivatives
BRISTOL MYERS CO9 citations73
US4340539AJul 20, 1982
Derivatives of 6-bromo penicillanic acid
BRISTOL MYERS CO6 citations72
US4297489AOct 27, 1981
7-α-Amino-substituted acylamino-3-(1-carboxymethyltetrazol-5-ylthiomethyl)-3-cephem-4-carboxylic acids
BRISTOL MYERS CO2 citations62
US4182863AJan 8, 1980
7-Amino-3-(1-carboxymethyltetrazol-5-ylthiomethyl)-3-cephem-4-carboxylic acid
BRISTOL MYERS CO4 citations62
US4172196AOct 23, 1979
Certain 7-α-substituted-α-hydroxyacetamido-3-(1-carboxymethyltetrazol-5-yl-thiomethyl)-3-cephem-4-carboxylic acids
BRISTOL MYERS CO3 citations62
US4064345ADec 20, 1977
Cephalosporins derivatives 7-cyclized α-amino-3-heterothio
BRISTOL MYERS CO2 citations62
US4444687AApr 24, 1984
2β-Chloromethyl-2α-methylpenam-3α-carboxylic acid sulfone methylene diol mixed esters
BRISTOL MYERS CO2 citations61
US4061862ADec 6, 1977
Derivatives of 7-(cyclized)phenylglycyl-3-triazolo-thio methyl cephalosporin
BRISTOL MYERS CO0 citations51
US4026888AMay 31, 1977
Certain derivatives of particular 3-thiolated cephalosporins
BRISTOL MYERS CO1 citations51