WO2024084426 - -BIINDOLINE]-5,5'-DISULFONATE AND PROCESS FOR ITS PREPARATION THEREOF
National phase entry is expected:
Publication Number
WO/2024/084426
Publication Date
25.04.2024
International Application No.
PCT/IB2023/060559
International Filing Date
19.10.2023
Title **
[English]
-BIINDOLINE]-5,5'-DISULFONATE AND PROCESS FOR ITS PREPARATION THEREOF
[French]
FORMES SOLIDES DE 3,3'-DIOXO-[Δ2,2'-BIINDOLINE]-5,5'-DISULFONATE DISODIQUE ET LEUR PROCÉDÉ DE PRÉPARATION
Applicants **
BIOPHORE INDIA PHARMACEUTICALS PVT. LTD
Inventors
PULLAGURLA, Manik Reddy
RANGISETTY, Jagadeesh Babu
PITTA, Bhaskar Reddy
KOTHAKONDA, Kiran Kumar
BOGE, Rajesham
Priority Data
202241059654
19.10.2022
IN
Application details
| Total Number of Claims/PCT | * |
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| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
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International Searching Authority |
IP India
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| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
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| 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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| Translation |
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Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing, Examination, Granting | 2074 | |
| EPO | Filing, Examination, Granting | 11584 | |
| Japan | Filing, Examination, Granting | 2130 | |
| South Korea | Filing, Examination, Granting | 2056 | |
| USA | Filing, Examination, Granting | 8940 |
Total:
26,784
The term for entry into the National Phase has expired. This quotation is for informational purposes only
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Abstract[English]
-biindoline]-5,5'-disulfonate is having purity greater than 99.0% (w/w) by HPLC. The present invention further relates to process for the preparation of crystalline form of 3,3'-dioxo-[2,2'-biindolinylidene]-5,5'-disulfonic acid is having purity greater than 99.0% (w/w) by HPLC.[French]
-biindoline]-5,5'-disulfonate disodique ayant une pureté supérieure à 99,0 % (p/p) par HPLC. La présente invention concerne en outre un procédé de préparation de la forme cristalline de l'acide 3,3'-dioxo-[2,2'-biindolinylidène]-5,5'-disulfonique ayant une pureté supérieure à 99,0 % (p/p) par HPLC.