Inventor
KRONENTHAL DAVID
US19 patents
⚠️ This page may combine multiple inventors who share the name “KRONENTHAL DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SQUIBB & SONS INC
17 patentsUS4912231AMar 27, 1990
Process for preparing (trans)-4-phenyl-L-proline derivatives
SQUIBB & SONS INC23 citations89
US5347007ASep 13, 1994
Method of preparing 7-oxabicycloheptyl substituted heterocyclic amide prostaglandin analogs useful in the treatment of thrombotic and vasospastic disease
SQUIBB & SONS INC15 citations73
US4937355AJun 26, 1990
Process for preparing (trans)-4-substituted-dl-proline derivatives
SQUIBB & SONS INC9 citations71
US5084387AJan 28, 1992
Microbiological hydrolysis for the preparation of (exo,exo)-7-oxabicyclo(2.2.1) heptane-2,3, monoacyl ester dimethanol
SQUIBB & SONS INC4 citations63
US5274155ADec 28, 1993
Intramolecular arbuzov process for the preparation of intermediates useful in the preparation of phosphorus containing HMG-COA reductase inhibitors
SQUIBB & SONS INC4 citations62
US5260448ANov 9, 1993
Method for preparing 7-oxabicycloheptyl substituted heterocyclic amide prostaglandin analogs useful in the treatment of thrombotic and vasospastic disease
SQUIBB & SONS INC4 citations62
US4978762ADec 18, 1990
Process for preparing [1S-[1α,2α)Z),3α,4α]]-7-[3-[[[[[1-oxoheptyl]-amino]acetyl]amino]methyl]-7-oxabicyclo-[2,2,1]hept-2-yl]-5-heptenoic acid
SQUIBB & SONS INC2 citations62
US4638062AJan 20, 1987
3-acylamino-2-oxo-1-azetidinesulfonic acids
SQUIBB & SONS INC6 citations62
US4632985ADec 30, 1986
3-acylamino-2-oxo-1-azetidinesulfonic acids
SQUIBB & SONS INC4 citations62
US4548751AOct 22, 1985
(2-Oxo-1-azetidinyloxy)-2-propenoic acid
SQUIBB & SONS INC2 citations62
US4501697AFeb 26, 1985
4-[[(Amidomethyl)oxy]methyl]-2-oxo-1-azetidinesulfonic acid salts
SQUIBB & SONS INC2 citations62
US4574153AMar 4, 1986
8-Oxo-2-oxa-1-azabicyclo(4.2.0)octane-3-carboxylic acids
SQUIBB & SONS INC4 citations60
US5245055ASep 14, 1993
Process for preparing a cis oxabicyclo olefinic acid and ester from an oxabicyclo pyranol
SQUIBB & SONS INC2 citations53
US5084581AJan 28, 1992
Process for preparing (3R-(3aα,4β,7ββ,7aα))-octahydro-4,7 epoxyisobenzofuranol from associated aldehydes
SQUIBB & SONS INC0 citations52
US5081266AJan 14, 1992
Process for preparing [1S-[1α,2α(Z),3α,4α]]-7-[3-[[[[(1-oxoheptyl)-amino]acetyl]amino]methyl]-7-oxabicyclo-[2.2.1]hept-2-yl]-5-heptenoic acid
SQUIBB & SONS INC0 citations51
US4754041AJun 28, 1988
3-acylamino-2-oxo-1-azetidinesulfonic acids
SQUIBB & SONS INC0 citations51
US4551276ANov 5, 1985
2-Oxoazetidin-1-yloxymethyl sulfonic acid and analogs
SQUIBB & SONS INC0 citations41