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Process For The Preparation Of Dienogest Substantially Free Of Impurities
Abstract: The present invention provides novel process for preparation and purification of dienogest (I). The present invention provides dienogest (I) substantially free of impurities.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
20 April 2010
Publication Number
25/2022
Publication Type
INA
Invention Field
CHEMICAL
Status
Email
cal@patentindia.com
Parent Application
Applicants
LUPIN LIMITED
KALPATARU INSPIRE, 3RD FLOOR, OFF WESTERN EXPRESS HIGHWAY, SANTACRUZ (EAST), MUMBAI – 400 055, MAHARASHTRA, INDIA
Inventors
1. TAMBE, SUHAS GANPAT
LUPIN LIMITED (RESEARCH PARK), 46A / 47A, NANDE VILLAGE, TALUKA MULSHI, PUNE-411 042,MAHARASHTRA,INDIA.
2. KIRANGE, BHUSHAN BHANUDAS
LUPIN LIMITED (RESEARCH PARK), 46A / 47A, NANDE VILLAGE, TALUKA MULSHI, PUNE-411 042,MAHARASHTRA,INDIA
3. SINGH, GURVINDER PAL
LUPIN LIMITED (RESEARCH PARK), 46A / 47A, NANDE VILLAGE, TALUKA MULSHI, PUNE-411 042,MAHARASHTRA,INDIA
4. RAY, PURNA CHANDRA
LUPIN LIMITED (RESEARCH PARK), 46A / 47A, NANDE VILLAGE, TALUKA MULSHI, PUNE-411 042,MAHARASHTRA,INDIA
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 438-kol-2010-specification.pdf | 2011-10-06 |
| 2 | 438-KOL-2010-OTHERS.pdf | 2011-10-06 |
| 3 | 438-kol-2010-gpa.pdf | 2011-10-06 |
| 4 | 438-KOL-2010-FORM 5.pdf | 2011-10-06 |
| 5 | 438-kol-2010-form 3.pdf | 2011-10-06 |
| 6 | 438-KOL-2010-FORM 3-1.2.pdf | 2011-10-06 |
| 7 | 438-KOL-2010-FORM 3-1.1.pdf | 2011-10-06 |
| 8 | 438-kol-2010-form 2.pdf | 2011-10-06 |
| 9 | 438-KOL-2010-FORM 2-1.1.pdf | 2011-10-06 |
| 10 | 438-kol-2010-form 1.pdf | 2011-10-06 |
| 11 | 438-KOL-2010-FORM 1-1.1.pdf | 2011-10-06 |
| 12 | 438-kol-2010-description (provisional).pdf | 2011-10-06 |
| 13 | 438-KOL-2010-DESCRIPTION (COMPLETE).pdf | 2011-10-06 |
| 14 | 438-kol-2010-correspondence.pdf | 2011-10-06 |
| 15 | 438-KOL-2010-CORRESPONDENCE-1.5.pdf | 2011-10-06 |
| 16 | 438-KOL-2010-CORRESPONDENCE-1.3.pdf | 2011-10-06 |
| 17 | 438-KOL-2010-CORRESPONDENCE-1.1.pdf | 2011-10-06 |
| 18 | 438-KOL-2010-CORRESPONDENCE 1.4.pdf | 2011-10-06 |
| 19 | 438-KOL-2010-CORRESPONDENCE 1.2.pdf | 2011-10-06 |
| 20 | 438-KOL-2010-AMANDED CLAIMS.pdf | 2011-10-06 |
| 21 | 438-KOL-2010-ABSTRACT.pdf | 2011-10-06 |
| 22 | 438-KOL-2010-(28-07-2015)-CORRESPONDENCE.pdf | 2015-07-28 |
| 23 | 438-KOL-2010-(28-07-2015)-ANNEXURE TO FORM 3.pdf | 2015-07-28 |
| 24 | Other Document [15-09-2016(online)].pdf | 2016-09-15 |
| 25 | Form 13 [15-09-2016(online)].pdf | 2016-09-15 |
| 26 | 438-KOL-2010-FORM 3 [12-04-2018(online)].pdf | 2018-04-12 |
| 27 | 438-KOL-2010-FORM 3 [06-10-2018(online)].pdf | 2018-10-06 |
| 28 | 438-KOL-2010-FORM 3 [10-04-2019(online)].pdf | 2019-04-10 |
| 29 | 438-KOL-2010-FORM 3 [09-10-2019(online)].pdf | 2019-10-09 |
| 30 | 438-KOL-2010-FORM 3 [15-10-2020(online)].pdf | 2020-10-15 |
| 31 | 438-KOL-2010-FORM 3 [03-12-2020(online)].pdf | 2020-12-03 |
| 32 | 438-KOL-2010-FORM 3 [26-04-2021(online)].pdf | 2021-04-26 |
| 33 | 438-KOL-2010-FORM 3 [18-07-2022(online)].pdf | 2022-07-18 |
| 34 | 438-KOL-2010-FER.pdf | 2022-12-19 |
| 35 | 438-KOL-2010-FORM 3 [02-01-2023(online)].pdf | 2023-01-02 |
Search Strategy
| 1 | 438SearchStrategyE_16-08-2022.pdf |