WO2025219875 - SOLID FORMS OF RITLECITINIB OR ITS SALTS
National phase entry is expected:
Publication Number
WO/2025/219875
Publication Date
23.10.2025
International Application No.
PCT/IB2025/053941
International Filing Date
15.04.2025
Title **
[English]
SOLID FORMS OF RITLECITINIB OR ITS SALTS
[French]
FORMES SOLIDES DE RITLECITINIB OU DE SES SELS
Applicants **
ALEMBIC PHARMACEUTICALS LIMITED
Inventors
VOHRA, Irfan
GANDHI, Ojas
VISHWAKARMA, Priti
RAVAL, Prashant
SHAH, Bhavik
Priority Data
202421031118
17.04.2024
IN
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
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| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
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| Number of Pages with Drawings | * |
| Pages of Specification | * |
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| Number of Office Actions | * |
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International Searching Authority |
IP India
* |
| 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
* |
| Applicant's Legal Status |
Legal Entity
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| * | |
| * | |
| * | |
| * | |
| * | |
| Entry into National Phase under |
Chapter I
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| Patent Delivery |
Send the Letters Patent by Courier
* |
| 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 | 2275 | |
| EPO | Filing, Examination, Granting | 14281 | |
| Japan | Filing, Examination, Granting | 2309 | |
| South Korea | Filing, Examination, Granting | 2469 | |
| USA | Filing, Examination, Granting | 9540 |
Total:
30,874
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Abstract[English]
The present invention relates to solid forms of Ritlecitinib salt and process of preparation thereof More particularly the invention relates to crystalline form of Ritlecitinib fumarate salt and process of preparation thereof.[French]
La présente invention concerne des formes solides de sel de ritlecitinib et leur procédé de préparation. Plus particulièrement, l'invention concerne une forme cristalline de sel de fumarate de ritlecitinib et son procédé de préparation.