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An Improved Process For The Preparation Of Linagliptin
Abstract: The present invention relates to an industrially feasible and economically viable process for preparation of linagliptin of formula I in significantly high yield and purity. Formula I
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
02 September 2016
Publication Number
10/2018
Publication Type
INA
Invention Field
PHARMACEUTICALS
Status
Email
Parent Application
Applicants
PIRAMAL ENTERPRISES LIMITED
PIRAMAL TOWER, GANPATRAO KADAM MARG, LOWER PAREL, MUMBAI, MAHARASHTRA, INDIA 400013
Inventors
1. CHENNAMSETTY, SUNEEL MANOHAR BABU
LIGHT HALL A WING, HIRANANDANI BUSINESS PARK, SAKI VIHAR ROAD, CHANDIVALI, ANDHERI (E), MUMBAI, MAHARASHTRA, INDIA, 400072
2. GHARPURE, MILIND
LIGHT HALL A WING, HIRANANDANI BUSINESS PARK, SAKI VIHAR ROAD, CHANDIVALI, ANDHERI (E), MUMBAI, MAHARASHTRA, INDIA, 400072
3. ZALTE, YOGESH
LIGHT HALL A WING, HIRANANDANI BUSINESS PARK, SAKI VIHAR ROAD, CHANDIVALI, ANDHERI (E), MUMBAI, MAHARASHTRA, INDIA, 400072
4. CHAVAN, KAMLESH
LIGHT HALL A WING, HIRANANDANI BUSINESS PARK, SAKI VIHAR ROAD, CHANDIVALI, ANDHERI (E), MUMBAI, MAHARASHTRA, INDIA, 400072
5. THOMBRE, PRAVIN
LIGHT HALL A WING, HIRANANDANI BUSINESS PARK, SAKI VIHAR ROAD, CHANDIVALI, ANDHERI (E), MUMBAI, MAHARASHTRA, INDIA, 400072
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 201621030017-FER.pdf | 2021-10-18 |
| 1 | 201621030017-FORM 1-28-09-2016.pdf | 2016-09-28 |
| 2 | 201621030017-CORRESPONDENCE-28-09-2016.pdf | 2016-09-28 |
| 2 | 201621030017-8(i)-Substitution-Change Of Applicant - Form 6 [04-12-2020(online)].pdf | 2020-12-04 |
| 3 | 201621030017-FORM 5-01-09-2017.pdf | 2017-09-01 |
| 3 | 201621030017-ASSIGNMENT DOCUMENTS [04-12-2020(online)].pdf | 2020-12-04 |
| 4 | 201621030017-PA [04-12-2020(online)].pdf | 2020-12-04 |
| 4 | 201621030017-FORM 3-01-09-2017.pdf | 2017-09-01 |
| 5 | 201621030017-FORM 2-01-09-2017.pdf | 2017-09-01 |
| 5 | 201621030017-FORM 18 [31-08-2020(online)].pdf | 2020-08-31 |
| 6 | 201621030017-FORM 2(TITLE PAGE)-01-09-2017.pdf | 2017-09-01 |
| 6 | 201621030017-Correspondence-121017.pdf | 2018-08-11 |
| 7 | 201621030017-Form 1-020916.pdf | 2018-08-11 |
| 7 | 201621030017-FORM 1-01-09-2017.pdf | 2017-09-01 |
| 8 | 201621030017-Form 2(Title Page)-020916.pdf | 2018-08-11 |
| 8 | 201621030017-DESCRIPTION(COMPLETE)-01-09-2017.pdf | 2017-09-01 |
| 9 | 201621030017-Form 3-020916.pdf | 2018-08-11 |
| 9 | 201621030017-Correspondence-01-09-2017.pdf | 2017-09-01 |
| 10 | 201621030017-CLAIMS-01-09-2017.pdf | 2017-09-01 |
| 10 | 201621030017-Other Patent Document-020916.pdf | 2018-08-11 |
| 11 | 201621030017-ABSTRACT-01-09-2017.pdf | 2017-09-01 |
| 11 | Abstract1.jpg | 2018-08-11 |
| 12 | 201621030017-ABSTRACT-01-09-2017.pdf | 2017-09-01 |
| 12 | Abstract1.jpg | 2018-08-11 |
| 13 | 201621030017-CLAIMS-01-09-2017.pdf | 2017-09-01 |
| 13 | 201621030017-Other Patent Document-020916.pdf | 2018-08-11 |
| 14 | 201621030017-Correspondence-01-09-2017.pdf | 2017-09-01 |
| 14 | 201621030017-Form 3-020916.pdf | 2018-08-11 |
| 15 | 201621030017-DESCRIPTION(COMPLETE)-01-09-2017.pdf | 2017-09-01 |
| 15 | 201621030017-Form 2(Title Page)-020916.pdf | 2018-08-11 |
| 16 | 201621030017-FORM 1-01-09-2017.pdf | 2017-09-01 |
| 16 | 201621030017-Form 1-020916.pdf | 2018-08-11 |
| 17 | 201621030017-Correspondence-121017.pdf | 2018-08-11 |
| 17 | 201621030017-FORM 2(TITLE PAGE)-01-09-2017.pdf | 2017-09-01 |
| 18 | 201621030017-FORM 18 [31-08-2020(online)].pdf | 2020-08-31 |
| 18 | 201621030017-FORM 2-01-09-2017.pdf | 2017-09-01 |
| 19 | 201621030017-PA [04-12-2020(online)].pdf | 2020-12-04 |
| 19 | 201621030017-FORM 3-01-09-2017.pdf | 2017-09-01 |
| 20 | 201621030017-FORM 5-01-09-2017.pdf | 2017-09-01 |
| 20 | 201621030017-ASSIGNMENT DOCUMENTS [04-12-2020(online)].pdf | 2020-12-04 |
| 21 | 201621030017-CORRESPONDENCE-28-09-2016.pdf | 2016-09-28 |
| 21 | 201621030017-8(i)-Substitution-Change Of Applicant - Form 6 [04-12-2020(online)].pdf | 2020-12-04 |
| 22 | 201621030017-FORM 1-28-09-2016.pdf | 2016-09-28 |
| 22 | 201621030017-FER.pdf | 2021-10-18 |
Search Strategy
| 1 | 20193701179826E_02-02-2021.pdf |