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An Improved Process For The Preparation Of Alfuzosin
Abstract: An improved process for the preparation of N-[3-[(4-amino-6,7-dimethoxy-2-quinazolinyl)methylamino]propyl]tetrahydrofuran-2-carboxamide of formula(1) by reacting N1-(4-amino-6,7-dimethoxyquinazolin-2-yl)-N1-methyl propane-1,3-diamine(v) with tetrahydrofuran-2-carboxylic acid or its reactive derivatives ia a solvent
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
26 December 2005
Publication Number
39/2007
Publication Type
INA
Invention Field
CHEMICAL
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2013-05-15
Renewal Date
Applicants
AUROBINDO PHARMA LIMITED
AUROBINO PHARMA LIMITED
PLOT NO 2
MAITRIVIHAR COMPLEX
AMEERPET
HYDERABAD 500 038
ANDHRA PRADESH
Inventors
1. KOILPILLAI JOSEPH PRABAHAR
AUROBINO PHARMA LIMITED
PLOT NO 2
MAITRIVIHAR COMPLEX
AMEERPET
HYDERABAD 500 038
ANDHRA PRADESH
2. SUBRAMANIAN MAGESH
AUROBINO PHARMA LIMITED
PLOT NO 2
MAITRIVIHAR COMPLEX
AMEERPET
HYDERABAD 500 038
ANDHRA PRADESH
3. MALLELA UPPALAIAH
AUROBINO PHARMA LIMITED
PLOT NO 2
MAITRIVIHAR COMPLEX
AMEERPET
HYDERABAD 500 038
ANDHRA PRADESH
4. MEENAKSISUNDERAM SIVAKUMARAN
AUROBINO PHARMA LIMITED
PLOT NO 2
MAITRIVIHAR COMPLEX
AMEERPET
HYDERABAD 500 038
ANDHRA PRADESH
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 1912-che-2005-form 1.pdf | 2011-09-03 |
| 1 | 1912-CHE-2005_EXAMREPORT.pdf | 2016-07-02 |
| 2 | 1912-che-2005-description(complete).pdf | 2011-09-03 |
| 2 | 1912-CHE-2005 CORRESPONDENCE OTHERS 26-02-2013.pdf | 2013-02-26 |
| 3 | 1912-che-2005-correspondnece-others.pdf | 2011-09-03 |
| 3 | 1912-CHE-2005 CORRESPONDENCE OTHERS 23-01-2013.pdf | 2013-01-23 |
| 4 | 1912-CHE-2005 EXAMINATION REPORT REPLY RECEIVED 23-02-2012.pdf | 2012-02-23 |
| 4 | 1912-che-2005-claims.pdf | 2011-09-03 |
| 5 | 1912-che-2005-abstract.pdf | 2011-09-03 |
| 5 | 1912-CHE-2005 AMENDED CLAIMS 23-02-2012.pdf | 2012-02-23 |
| 6 | 1912-che-2005-abstract image 2.jpg | 2011-09-03 |
| 6 | 1912-CHE-2005 AMENDED PAGES OF SPECIFICATION 23-02-2012.pdf | 2012-02-23 |
| 7 | 1912-che-2005-abstract image 1.jpg | 2011-09-03 |
| 7 | 1912-CHE-2005 FORM-1 23-02-2012.pdf | 2012-02-23 |
| 8 | 1912-che-2005-abstract image 1.jpg | 2011-09-03 |
| 8 | 1912-CHE-2005 FORM-1 23-02-2012.pdf | 2012-02-23 |
| 9 | 1912-che-2005-abstract image 2.jpg | 2011-09-03 |
| 9 | 1912-CHE-2005 AMENDED PAGES OF SPECIFICATION 23-02-2012.pdf | 2012-02-23 |
| 10 | 1912-CHE-2005 AMENDED CLAIMS 23-02-2012.pdf | 2012-02-23 |
| 10 | 1912-che-2005-abstract.pdf | 2011-09-03 |
| 11 | 1912-CHE-2005 EXAMINATION REPORT REPLY RECEIVED 23-02-2012.pdf | 2012-02-23 |
| 11 | 1912-che-2005-claims.pdf | 2011-09-03 |
| 12 | 1912-che-2005-correspondnece-others.pdf | 2011-09-03 |
| 12 | 1912-CHE-2005 CORRESPONDENCE OTHERS 23-01-2013.pdf | 2013-01-23 |
| 13 | 1912-che-2005-description(complete).pdf | 2011-09-03 |
| 13 | 1912-CHE-2005 CORRESPONDENCE OTHERS 26-02-2013.pdf | 2013-02-26 |
| 14 | 1912-CHE-2005_EXAMREPORT.pdf | 2016-07-02 |
| 14 | 1912-che-2005-form 1.pdf | 2011-09-03 |