Inventor
BLASZCZAK LARRY C
US17 patents
Patents
17 patentsUS5142039AAug 25, 1992
β-lactam antibiotics
LILLY CO ELI8 citations73
US4983732AJan 8, 1991
Method of deprotection of 3-amino azetidinones
LILLY CO ELI7 citations73
US5453502ASep 26, 1995
1,3,4 substituted and bicyclic derivatives of 2-azetidinones and processes for preparation thereof
LILLY CO ELI12 citations72
US5239068AAug 24, 1993
Bicyclic β-lactam antibiotics
LILLY CO ELI2 citations62
US4771135ASep 13, 1988
Process for carbon-carbon bond formation at the C-4 position of 3-acylaminoazetidinones and products and starting materials therefor
LILLY CO ELI6 citations62
US4492693AJan 8, 1985
Benzothienylglycyl cephalosporin derivatives
LILLY CO ELI2 citations62
US4492694AJan 8, 1985
Indolylglycyl cephalosporin derivatives
LILLY CO ELI3 citations62
US4490370ADec 25, 1984
Naphthylglycyl cephalosporin derivatives
LILLY CO ELI2 citations62
US4320055AMar 16, 1982
Process for penicillin epimerization
LILLY CO ELI5 citations62
US4271305AJun 2, 1981
Thiazolinoazetidinones and process therefor
LILLY CO ELI2 citations61
US4230644AOct 28, 1980
Halogenating reagents
LILLY CO ELI3 citations61
US4226986AOct 7, 1980
Process for halogenation of β-lactam compounds
LILLY CO ELI5 citations61
US4211702AJul 8, 1980
Process for preparation of penicillin and cephalosporin imino halides
LILLY CO ELI4 citations61
US5393882AFeb 28, 1995
Bicyclic β-lactam antibiotics
LILLY CO ELI0 citations51
US4939249AJul 3, 1990
Process for 1-carba(dethia) cephalosporins
LILLY CO ELI1 citations51
US5037975AAug 6, 1991
Cephalosporin free radical compounds
LILLY CO ELI0 citations41
US4918185AApr 17, 1990
Process for carbon-carbon bond formation at the C-4 position of 3-acylaminoazetidinones and products and starting materials therefor
LILLY CO ELI0 citations41