Inventor · disambiguated record
David R. Kronenthal
Also filed as: KRONENTHAL DAVID · KRONENTHAL DAVID R
40 granted patents·1 pending application·356 citations·filing 1983–2022
97Inventor score
Files withSQUIBB & SONS INC20BRISTOL MYERS SQUIBB CO18GLAXOSMITHKLINE INTELLECTUAL PROPERTY NO 3 LTD2PATEL RAMESH N1
Top patents by PatentIndex Score
41 records- 0197US5278313AProcess for the preparation of 1,3-dioxane derivatives useful in the preparation of HMG-COA reductase inhibitorsSQUIBB & SONS INC·Filed 1992·Granted Jan 11, 1994·84 cites·4 claims
- 0294US5594153AProcess for the preparation of 1,3-dioxane derivatives useful in the preparation of HMG-COA reductase inhibitorsSQUIBB & SONS INC·Filed 1995·Granted Jan 14, 1997·52 cites·11 claims
- 0391US5457227AProcess for the preparation of 1,3-dioxane derivatives useful in the preparation of HMG-CoA reductase inhibitorsSQUIBB & SONS INC·Filed 1993·Granted Oct 10, 1995·29 cites·8 claims
- 0484US4912231AProcess for preparing (trans)-4-phenyl-L-proline derivativesSQUIBB & SONS INC·Filed 1988·Granted Mar 27, 1990·23 cites·17 claims
- 0580US5266710A(Exo,exo)-7-oxabicyclo[2.2.1]heptane-2,3-dimethanol; monoacyl ester and diacyl esterPATEL RAMESH N·Filed 1991·Granted Nov 30, 1993·23 cites·3 claims
- 0676US7601715B2Process for preparing triazole substituted azaindoleoxoacetic piperazine derivatives and novel salt forms produced thereinBRISTOL MYERS SQUIBB CO·Filed 2006·Granted Oct 13, 2009·4 cites·12 claims
- 0775US5347007AMethod of preparing 7-oxabicycloheptyl substituted heterocyclic amide prostaglandin analogs useful in the treatment of thrombotic and vasospastic diseaseSQUIBB & SONS INC·Filed 1993·Granted Sep 13, 1994·15 cites·1 claims
- 0872US9249171B2Sulfilimine and sulphoxide methods for producing festinavirBRISTOL MYERS SQUIBB CO·Filed 2013·Granted Feb 2, 2016·2 cites·20 claims
- 0972US6335324B1Beta lactam compounds and their use as inhibitors of tryptaseBRISTOL MYERS SQUIBB CO·Filed 1999·Granted Jan 1, 2002·37 cites·39 claims
- 1071US6248882B1Preparation of (s)-2-amino-6,6-dimethoxyhexanoic acid methyl ester via novel dioxolanesBRISTOL MYERS SQUIBB CO·Filed 2000·Granted Jun 19, 2001·5 cites·2 claims
- 1169US7034152B2Process for preparing the antiviral agent [1S-(1alpha,3 alpha,4beta )]-2-amino-1,9-dihydro-9-[4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl]-6H-purin-6-oneBRISTOL MYERS SQUIBB CO·Filed 2003·Granted Apr 25, 2006·4 cites·40 claims
- 1266US6399793B1Process for the preparation of α' chloroketonesBRISTOL MYERS SQUIBB CO·Filed 2001·Granted Jun 4, 2002·4 cites·17 claims
- 1363US5629429AProcess for preparing 4-arylamino-benzopyran and related compoundsBRISTOL MYERS SQUIBB CO·Filed 1995·Granted May 13, 1997·10 cites·15 claims
- 1462US6329542B1Preparation of (S)-2-amino-6,6-dimethoxyhexanoic acid methyl ester via novel dioxolanesBRISTOL MYERS SQUIBB CO·Filed 2000·Granted Dec 11, 2001·1 cites·8 claims
- 1560US5616775AProcess for preparing homocystein analogs useful as intermediates for compounds containing a fused bicyclic ringBRISTOL MYERS SQUIBB CO·Filed 1996·Granted Apr 1, 1997·7 cites·3 claims
- 1658US7968718B2Process for preparing triazole substituted azaindoleoxoacetic piperazine derivatives and novel salt forms produced thereinBRISTOL MYERS SQUIBB CO·Filed 2009·Granted Jun 28, 2011·0 cites·1 claims
- 1754US12503470B2Preparation of a P2X3 antagonistGLAXOSMITHKLINE INTELLECTUAL PROPERTY NO 3 LTD·Filed 2021·Granted Dec 23, 2025·0 cites·17 claims
- 1854US5260448AMethod for preparing 7-oxabicycloheptyl substituted heterocyclic amide prostaglandin analogs useful in the treatment of thrombotic and vasospastic diseaseSQUIBB & SONS INC·Filed 1992·Granted Nov 9, 1993·4 cites·28 claims
- 1954US4632985A3-acylamino-2-oxo-1-azetidinesulfonic acidsSQUIBB & SONS INC·Filed 1985·Granted Dec 30, 1986·4 cites·11 claims
- 2053US5332840AMethod for preparing a benzaldehyde intermediateBRISTOL MYERS SQUIBB CO·Filed 1993·Granted Jul 26, 1994·4 cites·3 claims
- 2153US5084387AMicrobiological hydrolysis for the preparation of (exo,exo)-7-oxabicyclo(2.2.1) heptane-2,3, monoacyl ester dimethanolSQUIBB & SONS INC·Filed 1990·Granted Jan 28, 1992·4 cites·16 claims
- 2253US4937355AProcess for preparing (trans)-4-substituted-dl-proline derivativesSQUIBB & SONS INC·Filed 1989·Granted Jun 26, 1990·9 cites·6 claims
- 2352US4638062A3-acylamino-2-oxo-1-azetidinesulfonic acidsSQUIBB & SONS INC·Filed 1985·Granted Jan 20, 1987·6 cites·15 claims
- 2452US2024351992A1Preparation of p2x3 antagonistGLAXOSMITHKLINE INTELLECTUAL PROPERTY NO 3 LTD·Filed 2022·Application pending·0 cites
- 2550US6486315B2Recrystallization processesBRISTOL MYERS SQUIBB CO·Filed 2001·Granted Nov 26, 2002·0 cites·10 claims
- 2650US6166227APreparation of (S)-2-amino-6, 6-dimethoxyhexanoic acid methyl ester via novel dioxolanesBRISTOL MYERS SQUIBB CO·Filed 1999·Granted Dec 26, 2000·6 cites·8 claims
- 2749US4501697A4-[[(Amidomethyl)oxy]methyl]-2-oxo-1-azetidinesulfonic acid saltsSQUIBB & SONS INC·Filed 1983·Granted Feb 26, 1985·2 cites·11 claims
- 2848US6444810B1Deprotection processesBRISTOL MYERS SQUIBB CO·Filed 2001·Granted Sep 3, 2002·0 cites·8 claims
- 2948US5274155AIntramolecular arbuzov process for the preparation of intermediates useful in the preparation of phosphorus containing HMG-COA reductase inhibitorsSQUIBB & SONS INC·Filed 1992·Granted Dec 28, 1993·4 cites·10 claims
- 3045US4978762AProcess 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 acidSQUIBB & SONS INC·Filed 1990·Granted Dec 18, 1990·2 cites·4 claims
- 3144US4574153A8-Oxo-2-oxa-1-azabicyclo(4.2.0)octane-3-carboxylic acidsSQUIBB & SONS INC·Filed 1985·Granted Mar 4, 1986·4 cites·17 claims
- 3241US4548751A(2-Oxo-1-azetidinyloxy)-2-propenoic acidSQUIBB & SONS INC·Filed 1983·Granted Oct 22, 1985·2 cites·9 claims
- 3340US7074921B2Process for the preparation of 3,7-disubstituted-2,3,4,5-tetrahydro-1H-1,4-benzodiazepine compoundsBRISTOL MYERS SQUIBB CO·Filed 2002·Granted Jul 11, 2006·0 cites·11 claims
- 3440US5245055AProcess for preparing a cis oxabicyclo olefinic acid and ester from an oxabicyclo pyranolSQUIBB & SONS INC·Filed 1990·Granted Sep 14, 1993·2 cites·18 claims
- 3536US5610308AProcess for preparing intermediates for thrombin inhibitorsBRISTOL MYERS SQUIBB CO·Filed 1995·Granted Mar 11, 1997·3 cites·16 claims
- 3633US5081266AProcess 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 acidSQUIBB & SONS INC·Filed 1990·Granted Jan 14, 1992·0 cites·2 claims
- 3732US5436347ABenzaldehyde intermediates useful in the preparation of 7-oxabicycloheptane carboxylic acid prostaglandin analog anti-thrombotic and anti-vasospastic compounds and method for preparing sameBRISTOL MYERS SQUIBB CO·Filed 1994·Granted Jul 25, 1995·0 cites·6 claims
- 3832US5084581AProcess for preparing (3R-(3aα,4β,7ββ,7aα))-octahydro-4,7 epoxyisobenzofuranol from associated aldehydesSQUIBB & SONS INC·Filed 1990·Granted Jan 28, 1992·0 cites·3 claims
- 3932US4551276A2-Oxoazetidin-1-yloxymethyl sulfonic acid and analogsSQUIBB & SONS INC·Filed 1984·Granted Nov 5, 1985·0 cites·19 claims
- 4031US6340752B1Deprotection and recrystallization processesBRISTOL MYERS SQUIBB CO·Filed 1998·Granted Jan 22, 2002·0 cites·10 claims
- 4131US4754041A3-acylamino-2-oxo-1-azetidinesulfonic acidsSQUIBB & SONS INC·Filed 1986·Granted Jun 28, 1988·0 cites·2 claims
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