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An Improved Process For The Preparation Of Dasatinib Polymorph
Abstract: The present invention is related to an improved process for the preparation of dasatinib anhydrous crystalline Neat form N-6 with high purity and high yield. The present invention also relates to purification of dasatinib crystalline Neat form N-6.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
01 December 2016
Publication Number
23/2018
Publication Type
INA
Invention Field
CHEMICAL
Status
Email
patent@natcopharma.co.in
Parent Application
Applicants
NATCO PHARMA LTD
NATCO PHARMA LTD,
NATCO HOUSE,
ROAD NO.2, BANJARA HILLS,
HYDERABAD.
Inventors
1. Konakanchi Durga Prasad
NATCO PHARMA LTD,
NATCO HOUSE,
ROAD NO.2, BANJARA HILLS,
HYDERABAD-500034.
2. Gongalla Buchappa
NATCO PHARMA LTD,
NATCO HOUSE,
ROAD NO.2, BANJARA HILLS,
HYDERABAD-500034.
3. Kotra Uma Naresh babu
NATCO PHARMA LTD,
NATCO HOUSE,
ROAD NO.2, BANJARA HILLS,
HYDERABAD-500034.
4. Sakkani Srinivasulu
NATCO PHARMA LTD,
NATCO HOUSE,
ROAD NO.2, BANJARA HILLS,
HYDERABAD-500034.
5. Ragidi Dharmender
NATCO PHARMA LTD,
NATCO HOUSE,
ROAD NO.2, BANJARA HILLS,
HYDERABAD-500034.
6. Sikha Kotayyababu
NATCO PHARMA LTD,
NATCO HOUSE,
ROAD NO.2, BANJARA HILLS,
HYDERABAD-500034.
7. Nannapaneni Venkaiah Chowdary
NATCO PHARMA LTD,
NATCO HOUSE,
ROAD NO.2, BANJARA HILLS,
HYDERABAD-500034.
Specification
SOFT COPY ATTACHED IN PDF
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 201641041096-FORM 3 [28-10-2021(online)].pdf | 2021-10-28 |
| 1 | Form5_As Filed_01-12-2016.pdf | 2016-12-01 |
| 2 | 201641041096-FER.pdf | 2021-10-17 |
| 2 | Form3_As Filed_01-12-2016.pdf | 2016-12-01 |
| 3 | Form2 Title Page_Complete_01-12-2016.pdf | 2016-12-01 |
| 3 | 201641041096-FORM 3 [03-05-2021(online)].pdf | 2021-05-03 |
| 4 | Drawing_As Filed_01-12-2016.pdf | 2016-12-01 |
| 4 | 201641041096-FORM 18 [18-11-2020(online)].pdf | 2020-11-18 |
| 5 | Description Complete_As Filed_01-12-2016.pdf | 2016-12-01 |
| 5 | 201641041096-FORM 3 [02-11-2020(online)].pdf | 2020-11-02 |
| 6 | Claims_As Filed_01-12-2016.pdf | 2016-12-01 |
| 6 | 201641041096-FORM 3 [20-05-2020(online)].pdf | 2020-05-20 |
| 7 | Abstract_As Filed_01-12-2016.pdf | 2016-12-01 |
| 7 | 201641041096-FORM 3 [25-11-2019(online)].pdf | 2019-11-25 |
| 8 | 201641041096-FORM 3 [30-10-2018(online)].pdf | 2018-10-30 |
| 8 | Correspondence by Applicant_CS_15-12-2016.pdf | 2016-12-15 |
| 9 | CERTIFIED COPIES TRANSMISSION TO IB [11-04-2017(online)].pdf | 2017-04-11 |
| 10 | Correspondence by Applicant_CS_15-12-2016.pdf | 2016-12-15 |
| 10 | 201641041096-FORM 3 [30-10-2018(online)].pdf | 2018-10-30 |
| 11 | Abstract_As Filed_01-12-2016.pdf | 2016-12-01 |
| 11 | 201641041096-FORM 3 [25-11-2019(online)].pdf | 2019-11-25 |
| 12 | Claims_As Filed_01-12-2016.pdf | 2016-12-01 |
| 12 | 201641041096-FORM 3 [20-05-2020(online)].pdf | 2020-05-20 |
| 13 | Description Complete_As Filed_01-12-2016.pdf | 2016-12-01 |
| 13 | 201641041096-FORM 3 [02-11-2020(online)].pdf | 2020-11-02 |
| 14 | Drawing_As Filed_01-12-2016.pdf | 2016-12-01 |
| 14 | 201641041096-FORM 18 [18-11-2020(online)].pdf | 2020-11-18 |
| 15 | Form2 Title Page_Complete_01-12-2016.pdf | 2016-12-01 |
| 15 | 201641041096-FORM 3 [03-05-2021(online)].pdf | 2021-05-03 |
| 16 | Form3_As Filed_01-12-2016.pdf | 2016-12-01 |
| 16 | 201641041096-FER.pdf | 2021-10-17 |
| 17 | Form5_As Filed_01-12-2016.pdf | 2016-12-01 |
| 17 | 201641041096-FORM 3 [28-10-2021(online)].pdf | 2021-10-28 |
Search Strategy
| 1 | SearchstrategyE_19-01-2021.pdf |