WO2024214053 - METHOD FOR PURIFICATION OF LEUPRORELIN OR PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF
National phase entry is expected:
Publication Number
WO/2024/214053
Publication Date
17.10.2024
International Application No.
PCT/IB2024/053593
International Filing Date
12.04.2024
Title **
[English]
METHOD FOR PURIFICATION OF LEUPRORELIN OR PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF
[French]
PROCÉDÉ DE PURIFICATION DE LEUPRORÉLINE OU DE SELS PHARMACEUTIQUEMENT ACCEPTABLES DE CELLE-CI
Applicants **
PIRAMAL PHARMA LIMITED
Inventors
PATEL, Suchitkumar
PATEL, Devyani
KOTTURI, Sharadsrikar
RAOLJI, Gajendrasinh
Priority Data
202321027537
13.04.2023
IN
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
| Number of Priorities | * |
| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
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| Pages of Specification | * |
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| Number of Office Actions | * |
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International Searching Authority |
IP Australia
* |
| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
* |
| Type of Assignment |
The Standard Agent's Assignment
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| Applicant's Legal Status |
Legal Entity
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| * | |
| * | |
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| Entry into National Phase under |
Chapter I
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| Patent Delivery |
Send the Letters Patent by Courier
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| 译文 |
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* The data is based on automatic recognition. Please verify and amend if necessary.
** IP-Coster compiles data from publicly available sources. If this data includes your personal information, you can contact us to request its removal.
Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing, Examination, Granting | 1975 | |
| EPO | Filing, Examination, Granting | 11223 | |
| Japan | Filing, Examination, Granting | 1949 | |
| South Korea | Filing, Examination, Granting | 1584 | |
| USA | Filing, Examination, Granting | 4740 |
Total:
21,471
The term for entry into the National Phase has expired. This quotation is for informational purposes only
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Abstract[English]
The present invention provides an improved process for purification and isolation of leuprorelin or pharmaceutically acceptable salt(s) thereof by preparative supercritical fluid chromatography (preparative SFC) method, wherein the said process provides more than 98% purity of leuprorelin or salt(s) thereof.[French]
La présente invention concerne un procédé amélioré de purification et d'isolement de leuproréline ou de sel(s) pharmaceutiquement acceptable(s) de celle-ci par un procédé de chromatographie en fluide supercritique préparative (SFC préparative), ledit procédé fournissant plus de 98% de pureté de leuproréline ou de sel(s) de celle-ci.