WO2023194837 - MULTI-COMPONENT BUFFER SYSTEM FOR PURIFICATION OF ANTIBODIES
National phase entry:
Publication Number
WO/2023/194837
Publication Date
12.10.2023
International Application No.
PCT/IB2023/052850
International Filing Date
23.03.2023
Title **
[English]
MULTI-COMPONENT BUFFER SYSTEM FOR PURIFICATION OF ANTIBODIES
[French]
SYSTÈME TAMPON À COMPOSANTS MULTIPLES POUR LA PURIFICATION D'ANTICORPS
Applicants **
INTAS PHARMACEUTICALS LTD.
Inventors
ADHIKARY, Laxmi
JOGLEKAR, Tushar
VASUDEVAN, Anoop
MODI, Dhrumil
PRAJAPATI, Pragati
PATEL, Niyati
DAKUA, Mukesh
Priority Data
202221020292
04.04.2022
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 | * |
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| 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
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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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* 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 | 1959 | |
| EPO | Filing, Examination, Granting | 11777 | |
| Japan | Filing, Examination, Granting | 1947 | |
| South Korea | Filing, Examination, Granting | 1583 | |
| USA | Filing, Examination, Granting | 4740 |

Total:
22,006
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 multi-component buffer system for purification of Antibodies. Specifically, present invention relates cation exchange chromatography process comprising multi-component buffer system and pH based elution for purification of antibodies. The present invention significantly reduces HMW and LMW species including 2H1L species.[French]
La présente invention concerne un système tampon à composants multiples pour la purification d'anticorps. Plus particulièrement, la présente invention concerne un procédé de chromatographie par échange de cations comprenant un système tampon à composants multiples et une élution basée sur le pH pour la purification d'anticorps. La présente invention réduit significativement les espèces HMW et LMW comprenant 2 espèces H1L.