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A Process For Preparation Of Novel Polymorph Of (S) N (1 Carboxy 2 Methyl Prop 1 Yl) N Pentanoyl N [2' (1 H Tetrazol 5 Yl)bi Phenyl 4 Ylmethyl] Amine
Abstract: Disclosed herein is vovel crystalline froms of Valsartan namely, a crystalline form designated as From A, and its solvates thereof, novel crystalline form of Valsartan desiganted as From B and solvates thereof, novel crystalline from of Valsartan designated as From C and solvates thereof , novel crystalline form of Valsartan designated as From d and its solvates thereof, processes for their preparation, phrmaceutical compositions containing these polymorphs and their use in medicine. The present invention further discloses a novel process for preparing a stable amorphous form of Valsartan and in this connection to amorphous form of Valsartan produced by such processes. The present invention also discloses a novel process for obtaining stable From I crystals of Valsartan.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
22 March 2005
Publication Number
16/2007
Publication Type
INA
Invention Field
PHARMACEUTICALS
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2011-03-15
Renewal Date
Applicants
IPCA LABORATORIES LTD.
48, KANDIVLI INDUSTRIAL ESTATE, MUMBAI-400 067,
Inventors
1. KUMAR, ASHOK
A4/203-4, STERLING CHS, SUNDERAVAN COMPLEX, ANDHERI(WEST), MUMBAI-400 053,
2. NIMBALKAR MANMOHAN MADHAVRAO
UTKARSH-46, SAYANI ROAD, KHEDGULLI, PRABHADEVI, MUMBAI-400 025, MAHARASHTRA, INDIA
3. BHAYANI PRITI JAYESH
8/NEW KRISHNAKUNJ SOCIETY, OPP. SAMRUDHI SHOPPING CENTRE, SWAMI SAMARTH MARG, KANDIVLI VILLAGE, KANDIVLI(WEST), MUMBAI-400 067, MAHARASHTRA, INDIA
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 324-MUM-2005-ABSTRACT(9-1-2006).pdf | 2018-08-09 |
| 1 | 324-MUM-2005-FORM D(24-11-2008).pdf | 2008-11-24 |
| 2 | 324-mum-2005-abstract(granted)-(15-3-2011).pdf | 2018-08-09 |
| 2 | 324-MUM-2005-FORM 3(24-11-2008).pdf | 2008-11-24 |
| 3 | 324-mum-2005-form 2(24-11-2008).pdf | 2008-11-24 |
| 3 | 324-mum-2005-cancelled pages(7-3-2011).pdf | 2018-08-09 |
| 4 | 324-MUM-2005-DESCRIPTION(COMPLETE)-(24-11-2008).pdf | 2008-11-24 |
| 4 | 324-mum-2005-claims(9-1-2006).pdf | 2018-08-09 |
| 5 | 324-MUM-2005-CORRESPONDENCE(24-11-2008).pdf | 2008-11-24 |
| 5 | 324-MUM-2005-CLAIMS(AMENDED)-(7-3-2011).pdf | 2018-08-09 |
| 6 | 324-mum-2005-claims(granted)-(15-3-2011).pdf | 2018-08-09 |
| 6 | 324-mum-2005-claims(amended)-(24-11-2008).pdf | 2008-11-24 |
| 7 | 324-MUM-2005-CLAIMS(MARKED COPY)-(7-3-2011).pdf | 2018-08-09 |
| 7 | 324-MUM-2005-CLAIMS(24-11-2008).pdf | 2008-11-24 |
| 8 | 324-MUM-2005-CORRESPONDENCE(21-2-2011).pdf | 2018-08-09 |
| 8 | 324-MUM-2004-CORRESPONDENCE(RENEWAL PAYMENT LETTER)-05-04-2011.pdf | 2011-04-05 |
| 9 | 324-MUM-2005-CORRESPONDENCE(29-5-2009).pdf | 2018-08-09 |
| 9 | 324-MUM-2005-REPLY TO HEARING(7-3-2011).pdf | 2018-08-09 |
| 10 | 324-mum-2005-correspondence(ipo)-(15-3-2011).pdf | 2018-08-09 |
| 10 | 324-mum-2005-form 5(9-1-2006).pdf | 2018-08-09 |
| 11 | 324-MUM-2005-DESCRIPTION(COMPLETE)-(29-5-2009).pdf | 2018-08-09 |
| 11 | 324-mum-2005-form 5(1-2-2006).pdf | 2018-08-09 |
| 12 | 324-mum-2005-description(complete)-(9-1-2006).pdf | 2018-08-09 |
| 12 | 324-MUM-2005-FORM 3(22-3-2005).pdf | 2018-08-09 |
| 13 | 324-mum-2005-description(granted)-(15-3-2011).pdf | 2018-08-09 |
| 13 | 324-mum-2005-form 26(22-3-2005).pdf | 2018-08-09 |
| 14 | 324-mum-2005-description(provisional)-(22-3-2005).pdf | 2018-08-09 |
| 14 | 324-mum-2005-form 2(title page)-(provisional)-(22-3-2005).pdf | 2018-08-09 |
| 15 | 324-MUM-2005-DRAWING(9-1-2006).pdf | 2018-08-09 |
| 15 | 324-mum-2005-form 2(title page)-(granted)-(15-3-2011).pdf | 2018-08-09 |
| 16 | 324-mum-2005-drawing(granted)-(15-3-2011).pdf | 2018-08-09 |
| 16 | 324-mum-2005-form 2(title page)-(complete)-(9-1-2006).pdf | 2018-08-09 |
| 17 | 324-MUM-2005-FORM 2(TITLE PAGE)-(29-5-2009).pdf | 2018-08-09 |
| 17 | 324-mum-2005-drawing(provisional)-(22-3-2005).pdf | 2018-08-09 |
| 18 | 324-MUM-2005-FORM 1(22-3-2005).pdf | 2018-08-09 |
| 18 | 324-mum-2005-form 2(provisional)-(22-3-2005).pdf | 2018-08-09 |
| 19 | 324-MUM-2005-FORM 1(29-5-2009).pdf | 2018-08-09 |
| 19 | 324-mum-2005-form 2(granted)-(15-3-2011).pdf | 2018-08-09 |
| 20 | 324-mum-2005-form 18(3-11-2006).pdf | 2018-08-09 |
| 20 | 324-mum-2005-form 2(complete)-(9-1-2006).pdf | 2018-08-09 |
| 21 | 324-mum-2005-form 2(29-5-2009).pdf | 2018-08-09 |
| 22 | 324-mum-2005-form 18(3-11-2006).pdf | 2018-08-09 |
| 22 | 324-mum-2005-form 2(complete)-(9-1-2006).pdf | 2018-08-09 |
| 23 | 324-MUM-2005-FORM 1(29-5-2009).pdf | 2018-08-09 |
| 23 | 324-mum-2005-form 2(granted)-(15-3-2011).pdf | 2018-08-09 |
| 24 | 324-mum-2005-form 2(provisional)-(22-3-2005).pdf | 2018-08-09 |
| 24 | 324-MUM-2005-FORM 1(22-3-2005).pdf | 2018-08-09 |
| 25 | 324-MUM-2005-FORM 2(TITLE PAGE)-(29-5-2009).pdf | 2018-08-09 |
| 25 | 324-mum-2005-drawing(provisional)-(22-3-2005).pdf | 2018-08-09 |
| 26 | 324-mum-2005-drawing(granted)-(15-3-2011).pdf | 2018-08-09 |
| 26 | 324-mum-2005-form 2(title page)-(complete)-(9-1-2006).pdf | 2018-08-09 |
| 27 | 324-MUM-2005-DRAWING(9-1-2006).pdf | 2018-08-09 |
| 27 | 324-mum-2005-form 2(title page)-(granted)-(15-3-2011).pdf | 2018-08-09 |
| 28 | 324-mum-2005-description(provisional)-(22-3-2005).pdf | 2018-08-09 |
| 28 | 324-mum-2005-form 2(title page)-(provisional)-(22-3-2005).pdf | 2018-08-09 |
| 29 | 324-mum-2005-description(granted)-(15-3-2011).pdf | 2018-08-09 |
| 29 | 324-mum-2005-form 26(22-3-2005).pdf | 2018-08-09 |
| 30 | 324-mum-2005-description(complete)-(9-1-2006).pdf | 2018-08-09 |
| 30 | 324-MUM-2005-FORM 3(22-3-2005).pdf | 2018-08-09 |
| 31 | 324-MUM-2005-DESCRIPTION(COMPLETE)-(29-5-2009).pdf | 2018-08-09 |
| 31 | 324-mum-2005-form 5(1-2-2006).pdf | 2018-08-09 |
| 32 | 324-mum-2005-correspondence(ipo)-(15-3-2011).pdf | 2018-08-09 |
| 32 | 324-mum-2005-form 5(9-1-2006).pdf | 2018-08-09 |
| 33 | 324-MUM-2005-CORRESPONDENCE(29-5-2009).pdf | 2018-08-09 |
| 33 | 324-MUM-2005-REPLY TO HEARING(7-3-2011).pdf | 2018-08-09 |
| 34 | 324-MUM-2004-CORRESPONDENCE(RENEWAL PAYMENT LETTER)-05-04-2011.pdf | 2011-04-05 |
| 34 | 324-MUM-2005-CORRESPONDENCE(21-2-2011).pdf | 2018-08-09 |
| 35 | 324-MUM-2005-CLAIMS(24-11-2008).pdf | 2008-11-24 |
| 35 | 324-MUM-2005-CLAIMS(MARKED COPY)-(7-3-2011).pdf | 2018-08-09 |
| 36 | 324-mum-2005-claims(granted)-(15-3-2011).pdf | 2018-08-09 |
| 36 | 324-mum-2005-claims(amended)-(24-11-2008).pdf | 2008-11-24 |
| 37 | 324-MUM-2005-CORRESPONDENCE(24-11-2008).pdf | 2008-11-24 |
| 37 | 324-MUM-2005-CLAIMS(AMENDED)-(7-3-2011).pdf | 2018-08-09 |
| 38 | 324-MUM-2005-DESCRIPTION(COMPLETE)-(24-11-2008).pdf | 2008-11-24 |
| 38 | 324-mum-2005-claims(9-1-2006).pdf | 2018-08-09 |
| 39 | 324-mum-2005-form 2(24-11-2008).pdf | 2008-11-24 |
| 39 | 324-mum-2005-cancelled pages(7-3-2011).pdf | 2018-08-09 |
| 40 | 324-MUM-2005-FORM 3(24-11-2008).pdf | 2008-11-24 |
| 40 | 324-mum-2005-abstract(granted)-(15-3-2011).pdf | 2018-08-09 |
| 41 | 324-MUM-2005-FORM D(24-11-2008).pdf | 2008-11-24 |
| 41 | 324-MUM-2005-ABSTRACT(9-1-2006).pdf | 2018-08-09 |