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Attorney: Deshmukh, Esq.; Jayadeep R.


Number of patents: 53
Last date: July 14, 2009

1    
NumberTitleIssue Date
75604793,6-Disubstituted azabicyclo hexane derivatives as muscarinic receptor antagonists
This invention relates to derivatives of 3,6-disubstituted azabicyclo hexanes. The compounds of this invention can function as muscarinic receptor antagonists and can be used for the treatment of various diseases of the respiratory, urinary and gastrointestinal syst...
07/14/2009
7517905Substituted azabicyclo hexane derivatives as muscarinic receptor antagonists
This invention relates to the derivatives of substituted azabicyclo hexanes. The compounds of this invention can function as muscarinic receptor antagonists and can be used for the treatment of various diseases of the respiratory, urinary and gastrointestinal system...
04/14/2009
74887483,6-Disubstituted azabicyclo hexane derivatives as muscarinic receptor antagonists
This invention generally relates to derivatives of 3,6 disubstituted azabicyclo hexanes. The compounds of this invention can function as muscarinic receptor antagonists and can be used for the treatment of various diseases of the respiratory, urinary and gastrointes...
02/10/2009
7482463Amorphous form of esomeprazole salts
The invention relates to an amorphous form of the salts of the (-) enantiomer or (S)-enantiomer of omeprazole, i.e., esomeprazole. The invention also relates to processes for preparing amorphous esomeprazole salts and pharmaceutical compositions that include the amo...
01/27/2009
74657511-substituted-3-pyrrolidine derivatives as muscarinic receptor antagonists
This invention generally relates to the derivatives of 1-substituted-3-pyrroli dines having the structure of Formula (I): The compounds of this invention can function as muscarinic receptor antagonists, and can be used for the treatment of various diseases of the re...
12/16/2008
7462712Process for the preparation of imipenem
The present invention relates to an improved process for the preparation of imipenem comprising reacting a bicyclo ketone precursor of the Formula II, wherein R is a protecting group, with a phosphorohalidate in the presenc...
12/09/2008
74109933,6-disubstituted azabicyclo [3.1.0] hexane deriviatives useful as muscarinic receptor antagonists
This invention generally relates to the derivatives of 3,6 disubstituted azabicyclo[3.1.0] hexanes. The compounds of this invention are muscarinic receptor antagonists which are useful, inter-alia, for the treatment of various diseases of the respiratory, urinary an...
08/12/2008
73997793,6-disubstituted azabicyclo [3.1.0] hexane derivatives useful as muscarinic receptor antagonists
This invention generally relates to the derivatives of novel 3,6 disubstituted azabicyclo[3.1.0]hexanes. The compounds of this invention are muscarinic receptor antagonists which are useful, inter-alia for the treatment of various diseases of the respiratory, urinar...
07/15/2008
7332600Process for the preparation of crystalline imipenem
The present invention relates to a cost effective and industrially advantageous process for the preparation of imipenem of high purity, which comprises dissolving crude imipenerm in warm water to which some base has been added to obtain a solution, subjecting the re...
02/19/2008
72651473,6-disubstituted azabicyclo [3.1.0]hexane derivatives useful as muscarinic receptor antagonists
This invention generally relates to the derivatives of 3,6 disubstituted azabicyclo[3.1.0]hexanes. The compounds of this invention are muscarinic receptor antagonists which are useful, inter-alia, for the treatment of various diseases of the respiratory, urinary and...
09/04/2007
7241885Process for the isolation of crystalline imipenem
The present invention relates to a cost effective and industrially advantageous process for the preparation of imipenem of high purity comprising the steps of treating an aqueous solution containing imipenem with an organic solvent, wherein the imipenem is not lyoph...
07/10/2007
72328353,6-Disubstituted azabicyclo derivatives as muscarinic receptor antagonists
This invention relates to derivatives of 3,6-disubstituted azabicyclo compounds. The compounds of this invention can function as muscarinic receptor antagonists, and can be used for the treatment of various diseases of the respiratory, urinary and gastrointestinal s...
06/19/2007
7148355Process for the preparation of repaglinide
The present invention relates to a cost effective and industrially advantageous process for the preparation of repaglinide. ...
12/12/2006
7129365Process for the preparation of acitretin
The present invention relates to a cost effective and industrially useful process for the preparation of substantially pure acitretin. More specifically, the present invention relates to the preparation of acitretin of high purity and yield. ...
10/31/2006
7115281Processes for the preparation of oral dosage formulations of modafinil
The invention relates to processes for preparing, and pharmaceutical compositions of, modafinil dosage forms for oral administration. The dosage forms include a mixture of coarse and fine particles of modafinil. The process for preparing modafinil oral dosage forms ...
10/03/2006
7084301Tamsulosin derivative
The optically active compound, R (−)-5-[2-[[2-(2-ethoxyphenoxy)ethyl]amino]propyl]-2-hydroxybenzenesulfonamide in good optical purity, a metabolite of the α1-adrenergic blocking agent tamsulosin, and methods for the preparation thereof. Pharmaceutical ...
08/01/2006
7078430HMG CoA-reductase inhibitors
The invention relates to particular hydroxyl and protected hydroxyl derivatives of compounds known to be useful as HMG CoA-reductase inhibitors. In particular, herein are provided hydroxyl and protected hydroxyl compounds of Formula I ...
07/18/2006
7078534Process for the preparation of crystalline N-formimidoyl thienamycin monohydrate (imipenem monohydrate)
The present invention relates to a cost effective and commercially viable process for the preparation of crystalline N-formimidoyl thienamycin monohydrate (Imipenem monohydrate) of Formula I. ...
07/18/2006
7052886Process for the isolation of lovastatin
The process for the preparation and isolation of the hypolipaemic active substance lovastatin in substantially pure form having a purity of at least 95% which comprises lactonizing the mevinolinic acid to lovastatin in a totally aqueous medium. ...
05/30/2006
7045618Cefpodixime proxetil
The present invention relates to an improved and cost effective process for the industrial manufacture of cefpodoxime proxetil. More specifically, the present invention relates to the preparation of cefpodoxime proxetil of high purity and yield. The process comprise...
05/16/2006
7005516Derivatives of monosaccharides as cell adhesion inhibitors
This invention relates generally to compounds and processes for synthesizing derivatives of 2-3-O-isopropylidene-α-L-xylo-2-hexulofuranosonic acid. The compounds of this invention are useful, inter-alia, for the inhibition and prevention of cell adhesion and cell a...
02/28/2006
7005422Derivatives of monosaccharides as cell adhesion inhibitors
This invention relates generally to compounds and processes for synthesizing derivatives of 2-3-O-isopropylidene-α-L-xylo-2-hexulofuranosonic acid. The compounds of this invention are useful, inter-alia, for the inhibition and prevention of cell adhesion and cell a...
02/28/2006
6960356Orally administered drug delivery system providing temporal and spatial control
A pharmaceutical composition in the form of tablets or capsules provides a combination of temporal and spatial control of drug delivery to a patient for effective therapeutic results. The pharmaceutical composition comprises a drug, a gas generating component, a swe...
11/01/2005
6921839Synthesis of N,N-dimethyl-3-(4-methyl) benzoyl propionamide a key intermediate of zolpidem
The present invention relates to an improved and industrially advantageous process for the preparation of N,N-dimethyl-3-(4-methyl)benzoyl propionamide of Formula I, which is a key intermediate in the synthesis of zolp...
07/26/2005
6919450Process for the preparation of benazepril
The present invention relates to an improved process for the preparation of trifluoromethanesulfonic ester of ethyl (R)-2-hydroxy-4-phenylbutyrate, referred to here as triflate in structural Formula I, and to the use of this compound as intermediate for the preparat...
07/19/2005
69140641,4-Disubstituted piperazine derivatives useful as uro-selective α1-adrenoceptor blockers
The present invention relates to a novel 1,4-disubstituted piperazine derivatives of Formula I, and their pharmaceutically acceptable acid addition salts having excellent uro-selective α1-adrenoceptor antag...
07/05/2005
6894188Tamsulosin derivative
The optically active compound, R(−)-5-[2-[[2-(2-ethoxyphenoxy)ethyl]amino]propyl]-2-hydroxybenzenesulfonamide in good optical purity, a metabolite of the α1-adrenergic blocking agent tamsulosin, and methods for the preparation thereof. Pharmaceutical c...
05/17/2005
6890957Liquid formulation of metformin
The present invention is directed to a liquid formulation of metformin or its pharmaceutically acceptable salts thereof. The liquid pharmaceutical composition comprises a therapeutically effective amount of metformin or its pharmaceutically acceptable salt, in a liq...
05/10/2005
6833452Process for the preparation of highly pure crystalline (R,S)—cefuroxime axetil
A process for the preparation of highly pure crystalline form of cefuroxime-1-acetoxyethyl ester (cefuroxime axetil) from cefuroxime by reacting an amine salt of cefuroxime with an esterifying reagent. ...
12/21/2004
6822119Process for the preparation of tolterodine
The present invention relates to a cost effective and industrially advantageous process for the preparation of tolterodine and pharmaceutically acceptable salts thereof. ...
11/23/2004
68123441-(4-Arylpiperazin-1-yl)-ω-[N-(α,ω-dicarboximidoL)]-alkanes useful as uro-selective α1-adrenoceptor blockers
The present invention relates to certain novel piperazine derivatives having protracted uro-selective α1-adrenoceptor antagonistic activity exceeding those of previously described compounds. The compounds of the present invention hold promise for treatin...
11/02/2004
6803468Process for the synthesis of n-(5-methylnicontinoyl)-4 hydroxypiperidine, a key intermediate of rupatadine
The present invention relates to an improved and industrially advantageous process for the preparation of N-(5-methylnicotinoyl)-4-hydroxypiperidine of Formula I, as shown in the accompanied drawings. This compound is a key intermediate for the synthesis of rupatadi...
10/12/2004
6740337Bioavailable dosage form of isotretinoin
The present invention relates to a bioavailable pharmaceutical composition of 13-cis vitamin A acid (also known as 13-cis retinoic acid and isotretinoin) and a process for preparing the same. 13-cis vitamin A acid is a relatively water insoluble compound that degrad...
05/25/2004
6734307Oxazolidinone derivatives as antimicrobials
The present invention relates to certain substituted phenyl oxazolidinones and to processes for the synthesis of the same. This invention also relates to pharmaceutical compositions containing the compounds of the present invention as antimicrobials. The compounds a...
05/11/2004
6710049Azole compounds as anti-fungal agents
The present invention relates to the derivatives of specially substituted azole compounds which have improved antifungal activity as compared with presently available agents in this class and the processes for the preparation thereof. This invention also relates to ...
03/23/2004
6602999Amorphous form of cefpodoxime proxetil
A novel process for the production of an improved amorphous form of cefpodoxime proxetil [(6R-[6଱,7ଲ(Z))]-7-{E(2-Amino-4-thiazolyl)(methoxyimino)acetyl] amino]-3-(methoxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2. 0]oct-2-ene-2-carboxylic acid-...
08/05/2003
6565877Taste masked compositions
A taste masked composition which comprises a bitter tasting drug, a combination of two enteric polymers comprising, a methacrylic acid copolymer and a phthalate polymer is described. The composition of the present invention is prepared by dissolving the a...
05/20/2003
6559187Liquid formulation of metformin
The present invention is directed to a liquid formulation of metformin or its pharmaceutically acceptable salts thereof. The liquid pharmaceutical composition comprises a therapeutically effective amount of metformin or its pharmaceutically acceptable sal...
05/06/2003
6534494Process for the preparation of cefuroxime axetil in an amorphous form
A process for preparing cefuroxime axetil in substantially amorphous form comprises forming a mixture of crystalline cefuroxime axetil and at least one pharmaceutically acceptable excipient, and subjecting the mixture to milling for a period of time suffi...
03/18/2003
6441226Process for the preparation of isotretinoin
The present invention relates to a process for the preparation of 13-cis isomer of Vitamin A acid, commonly known as isotretinoin, in a single step....
08/27/2002
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