WO2023012822 - CONTINUOUS PROCESS FOR PREPARATION OF PREGABALIN
National phase entry is expected:
Publication Number
WO/2023/012822
Publication Date
09.02.2023
International Application No.
PCT/IN2022/050691
International Filing Date
01.08.2022
Title **
[English]
CONTINUOUS PROCESS FOR PREPARATION OF PREGABALIN
[French]
PROCÉDÉ CONTINU DE PRÉPARATION DE PRÉGABALINE
Applicants **
ALEMBIC PHARMACEUTICALS LIMITED
Inventors
SHRIHARI, Mane
KEYUR, Thaker
PRADIP, Mali
TUSHAR, Shelar
DIP, Pandya
NEHA, Deshpande
Priority Data
202121034925
03.08.2021
IN
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
| Number of Priorities | * |
| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
| Pages for Publication | * |
| Number of Pages with Drawings | * |
| Pages of Specification | * |
| * | |
| Number of Office Actions | * |
| * | |
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
* |
| * | |
| * | |
| * | |
| * | |
| * | |
| Entry into National Phase under |
Chapter I
* |
| Patent Delivery |
Send the Letters Patent by Courier
* |
| Translation |
|
* 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 | 2216 | |
| EPO | Filing, Examination, Granting | 13598 | |
| Japan | Filing, Examination, Granting | 2276 | |
| South Korea | Filing, Examination, Granting | 2403 | |
| USA | Filing, Examination, Granting | 4740 |
Total:
25,233
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 relates to a continuous process for the preparation of Pregabalin of formula (I), reaction is carried out in an Oscillating Baffled Reactor. NH2COOHCH3CH3Formula (I)[French]
La présente invention concerne un procédé continu de préparation de prégabaline de formule (I), la réaction étant effectuée dans un réacteur oscillant à déflecteurs. NH2COOHCH3CH3