Inventor
BURTON GEORGE
US29 patents
⚠️ This page may combine multiple inventors who share the name “BURTON GEORGE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PFIZER
10 patentsUS5919925AJul 6, 1999
2-isocephem and oxacephem derivatives and use as antibacterial agents
PFIZER21 citations89
US6825344B2Nov 30, 2004
Process for the preparation of cephalosporin compounds and synthetic intermediates
PFIZER5 citations71
US6077952AJun 20, 2000
Cephaloporins and homologues
PFIZER5 citations71
US6020329AFeb 1, 2000
Cephaloporins and homologues, preparations and pharmaceutical compositions
PFIZER9 citations71
US5716948AFeb 10, 1998
3-substituted carbacephems
PFIZER5 citations60
US5578591ANov 26, 1996
2-isocephem and oxacephem derivatives, and use as antibacterial agents
PFIZER3 citations59
US6080855AJun 27, 2000
2-isocephem and oxacephem derivatives and use as antibacterial agents
PFIZER0 citations49
US5602117AFeb 11, 1997
Cephalosporin compounds
PFIZER1 citations49
US5578592ANov 26, 1996
Cephalosporin derivatives
PFIZER0 citations42
US5635501AJun 3, 1997
Alphalosporins and 1-carba-1-dethia cephalosporins
PFIZER0 citations39
BEECHAM GROUP LTD
10 patentsUS4198406AApr 15, 1980
Carbamoyl heterocyclicthio cephalosporins and pharmaceutical compositions formulated therewith
BEECHAM GROUP LTD7 citations73
US4260625AApr 7, 1981
Penicillins
BEECHAM GROUP LTD5 citations62
US4185014AJan 22, 1980
Kentenimine intermediates for 6α-methoxy-α-carboxy penicillins
BEECHAM GROUP LTD2 citations62
US4160086AJul 3, 1979
3-Heterocyclicthio-7-α-carboxy 2-aryl acetamido cephalosporanic acid
BEECHAM GROUP LTD2 citations57
US3993758ANov 23, 1976
Cephalosporin compounds
BEECHAM GROUP LTD3 citations57
US4684639AAug 4, 1987
Antibacterial penicillins and cephalosporins
BEECHAM GROUP LTD4 citations56
US4260746AApr 7, 1981
Chemical intermediates useful to prepare cephalosporins
BEECHAM GROUP LTD1 citations51
US4202973AMay 13, 1980
Ketenimine cephalosporins
BEECHAM GROUP LTD1 citations51
US4182710AJan 8, 1980
Ketenimine intermediates for 6α-methoxy-α-carboxy penicillins
BEECHAM GROUP LTD0 citations51
US4312982AJan 26, 1982
α-Acylureidocephalosporins and salts and esters thereof
BEECHAM GROUP LTD0 citations43