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Inventor

Ramesh N. Patel

Inventor
Bridgewater, NJ, US

Overview

65→
Patents
1980–2012
Patent span
Chemistry
Primary field (CPC C)

Patents· 65 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C12Pprimary
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture25%
C07DHeterocyclic compounds18%
C12NMicroorganisms or enzymes13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
C07CAcyclic or carbocyclic compounds4%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations4%
A61KPreparations for medical, dental or toiletry purposes3%
C07BGeneral methods of organic chemistry3%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms3%
C12YEnzymes3%
PatentTitleYear
8,299,054'Cyclic 11-beta hydroxysteroid dehydrogenase type 1 inhibitors'20128,278,462'Methods and compounds for producing dipeptidyl peptidase IV inhibitors and intermediates thereof'20127,705,033'Methods and compounds for producing dipeptidyl peptidase IV inhibitors and intermediates thereof'20107,696,328'N-carbobenzyloxy (N-CBZ)-deprotecting enzyme and uses therefor'20107,655,689'Fused heterocyclic succinimide compounds and analogs thereof, modulators of nuclear hormone receptor function'20107,611,880'Enzymatic ammonolysis process for the preparation of intermediates for DPP IV inhibitors'20097,517,904'Fused heterocyclic succinimide compounds and analogs thereof, modulators of nuclear hormone receptor function'20097,420,079'Methods and compounds for producing dipeptidyl peptidase IV inhibitors and intermediates thereof'20087,416,876'N-carbobenzyloxy (N-CBZ)-deprotecting enzyme'20087,393,667'Stereoselective reduction process for the preparation of pyrrolotriazine compounds'20087,223,573'Enzymatic ammonolysis process for the preparation of intermediates for DPP IV inhibitors'20077,141,578'Fused heterocyclic succinimide compounds and analogs thereof, modulators of nuclear hormone receptor function'20067,119,188'N-carbobenzyloxy (N-CBZ)-deprotecting enzyme and uses therefor'20067,087,418'Pichia pastoris formate dehydrogenase and uses therefor'20067,083,973'Stereoselective reduction of substituted oxo-butanes'20067,063,977'Enzymatic resolution of t-butyl taxane derivatives'20067,034,152'Process 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-one'20066,953,679'Method for the preparation of fused heterocyclic succinimide compounds and analogs thereof'20056,929,935'Gluconobacter oxydans 2-ketoreductase enzyme and applications thereof'20056,828,119'Enzymatic deprotection of amines and hydroxides'20046,800,477'Stereoselective reduction of substituted acetophenone'20046,649,387'Enzymatic oxidative deamination process'20036,541,242'Enzymatic processes for the resolution of enantiomeric mixtures of compounds useful as intermediates in the preparation of taxanes'20036,515,170'Enzymatic oxidative deamination process'20036,486,331'Substituted alkylketo compounds and process'20026,468,781'Stereoselective reductive amination of ketones'20026,433,198'Preparation of 6--hydroxy-7-deoxytaxanes using nocardioides luteus or a hydroxylase isolated therefrom'20026,348,337'Process for the preparation of C-4 deacetyltaxanes'20026,261,810'Enzymatic oxidative deamination process'20016,162,622'Preparation of 6 hydroxy-7-deoxytaxanes using nocardioides luteus'20006,140,088'Stereoselective reductive amination of ketones'2000H0001893'Enzymatic reduction method for the preparation of halohydrins'20005,986,095'Enantioselective preparation of halophenyl alcohols and acylates'1999H0001817'Enzymatic methods for the preparation of pradimicins'19995,879,929'Enzymatic processes for the resolution of enantiomeric mixtures of lactams useful as intermediates in the preparation of taxanes'19995,811,292'Lipase esterification processes for resolution of enantiomeric mixtures of intermediates in the preparation of taxanes'19985,739,016'Enzymatic hydrolysis method for the preparation of C-13 hydroxyl-bearing taxanes, and use thereof in the preparation of C-13 acyloxy-bearing taxanes'19985,700,669'Enzymatic hydrolysis method for the conversion of C-7 sugar to C-7 hydroxyl taxanes'19975,686,298'Enzymatic reduction method for the preparation of compounds useful for preparing taxanes'1997H0001679'Process for preparing an optically pure intermediate for a phosphonosulfonate soualene synthetase inhibitor'19975,567,614'Enzymatic processes for resolution of enantiomeric mixtures of compounds useful as intermediates in the preparation of taxanes'19965,559,017'Microbial reduction of benzazepines and benzothiazepine derivatives'19965,523,219'Enzymatic hydrolysis method for the preparation of C-10 hydroxyl-bearing taxanes and enzymatic esterification method for the preparation of C-10 acyloxy-bearing'19965,516,676'Preparation of C-13 hydroxyl-bearing taxanes using nocardioides or a hydrolase isolated therefrom'19965,478,734'Method of chiral epoxidation of benzopyran or pyranopyridine derivatives using microorganisms'19955,420,337'Enzymatic reduction method for the preparation of compounds useful for preparing taxanes'19955,420,037'Process for separation of enantiomeric 3-mercapto-2-substituted alkanoic acid using lipase P30 and synthesis of captopril type compounds'19955,413,935'Process for selecting an enantiomer of a hydroxy lactone using pseudomonas lipase'19955,393,663'Stereoselective preparation of halophenyl alcohols from ketones'19955,391,495'Stereoselective reduction of ketones'19955,324,662'Stereoselective microbial or enzymatic reduction of 3,5-dioxo esters to 3-hydroxy-5-oxo, 3-oxo-5-hydroxy, and 3,5-dihydroxy esters'19945,266,710'(Exo,exo)-7-oxabicyclo[2.2.1]heptane-2,3-dimethanol; monoacyl ester and diacyl ester'19935,177,006'Enzymatic resolution process'19935,128,263'Enzymatic resolution process hydrolyzing thio-ester'19925,106,736'Enzymatic process for enantiomer-specific perparation of mercapto alkanoic acid compounds'19925,084,387'Microbiological hydrolysis for the preparation of (exo,exo)-7-oxabicyclo(2.2.1) heptane-2,3, monoacyl ester dimethanol'19924,587,216'Microbiological oxidation reactions using purified monooxygenase enzyme components'19864,375,515'Method for producing microbial cells and use thereof to produce oxidation products'19834,368,267'Epoxidation of lower .alpha.-olefins'19834,347,319'Microbiological epoxidation process'19824,269,940'Microbiological alkane oxidation process'19814,268,630'Microbiological production of ketones from C.sub.3 -C.sub.6 alkanes'19814,266,034'Method for producing microbial cells and use thereof to produce oxidation products'19814,250,259'Microbiological production of ketones from C.sub.3 -C.sub.6 secondary alcohols'19814,241,184'Secondary alcohol dehydrogenase enzyme and use thereof'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–1986Patents assigned to EXXON RESEARCH ENGINEERING CO (9)· patent assignee history
1980–1986Based in Edison, NJ, US· patent location history
1992–1999Patents assigned to SQUIBB & SONS INC (14)· patent assignee history
1992–2012Based in Bridgewater, NJ, US· patent location history
1993–2012Patents assigned to PATEL RAMESH N (3)· patent assignee history
1995–2012Patents assigned to BRISTOL MYERS SQUIBB CO (41)· patent assignee history
2012Patents assigned to HANSON RONALD L (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BRISTOL MYERS SQUIBB CO411995–2012
SQUIBB & SONS INC141992–1999
EXXON RESEARCH ENGINEERING CO91980–1986
PATEL RAMESH Nself31993–2012
HANSON RONALD L22012
Locations
LocationPatentsSpan
Bridgewater, New Jersey, US561992–2012
Edison, New Jersey, US91980–1986