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Assignee: USV, Ltd.


Location: Mumbai, IN
No. of patents: 8

NumberTitleIssue Date
7897724Solid phase Fmoc chemistry process to prepare peptides
The present invention relates to an improved process for the preparation of N6-(aminoiminomethyl)-N2-(3-mercapto-1-oxopropyl)-L-lysylglycyl-L-α-aspartyl-L-tryptophyl-L-prolyl-L-cysteinamide, cyclic(1→6)-disulfide of formula (1), which involv...
03/01/2011
7846425Process for the preparation of sevelamer hydrochloride and formulation thereof
Disclosed herein is an improved process for preparation of Sevelamer hydrochloride having phosphate binding capacity of 4.7 to 6.4 mmol/g. Further, the invention discloses Sevelamer hydrochloride compositions and a novel process for preparation of said compositions ...
12/07/2010
7820409Chimeric human growth hormone derived from the placenta and pituitary isoform and processes for obtaining said chimera
A way to increase the production of recombinant polypeptides by combining pieces of several different isoforms of a given gene to make a chimeric isoform of the gene (using a chimeric gene can increase the production of polypeptide over 25%), or by inserting several...
10/26/2010
7678912Process for preparation of 4-amino-1-isobutyl-1H-imidazo[4,5-C]-quinoline (Imiquimod)
A process for preparation of 1-isobutyl-1H-imidazo-[4,5-c]-quinoline-5-N-oxide, comprising oxidation of 1-isobutyl-1H-imidazoquinoline with meta-chloroperbenzoic acid. ...
03/16/2010
7446200Rapid resolution process of clopidogrel base and a process for preparation of clopidogrel bisulfate polymorph-form I
The present invention discloses a rapid resolution process of racemic clopidogrel base followed by conversion of the resolved (S) isomer to crystalline Clopidogrel bisulfate Form I. The invention also discloses novel racemization process of the unwanted (R) isomer o...
11/04/2008
7439365Pharmaceutical salt of (1-benzyl-4-[(5,6-dimethoxy-1-indanone)-2-yl] methyl piperidine (Donepezil)
The present invention relates to the oxalate salt of 1-benzyl-4-[(5,6-dimethoxy-1-indanone)-2-yl]methyl piperidine, commonly known as Donepezil, and its method of preparation. ...
10/21/2008
7378439Process for the preparation of 4-(2-dipropylaminoethyl)-1,3-dihydro-2H-indol-2-one hydrochloride
The present invention discloses a novel process and novel intermediates for the Preparation of 4-[2-(di-n-propyl amino) ethyl]-1,3-dihydro-2H-indol-2-one, commonly known as Ropinirole (I) and pharmaceutical composition comprising the same. Further the present invent...
05/27/2008
7186842Polymorph of (1-benzyl-4-[(5,6-dimethoxy-1-indanone)-2-y1] methyl piperidine hydrochloride (Donepezil hydrochloride) and a process for producing thereof
The present invention discloses a novel, stable polymorph of 1-benzyl-4-[(5,6-dimethoxy-1-indanone)-2-yl] methyl piperidine hydrochloride commonly known as Donepezil hydrochloride. Further the present invention discloses a process for producing Donepezil HCl amorpho...
03/06/2007
 
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