WIPO logo
Mobile | Deutsch | Español | Français | 日本語 | 한국어 | Português | Русский | 中文 | العربية |
PATENTSCOPE

Search International and National Patent Collections
World Intellectual Property Organization
Options
Query Language
Stem
Sort by:
List Length
Some content of this application is unavailable at the moment.
If this situation persist, please contact us atFeedback&Contact
1. (WO2013153497) SINGLE STEP FRACTIONATION METHOD
Latest bibliographic data on file with the International Bureau   

Pub. No.: WO/2013/153497 International Application No.: PCT/IB2013/052785
Publication Date: 17.10.2013 International Filing Date: 08.04.2013
IPC:
C07K 1/18 (2006.01) ,B01D 15/36 (2006.01)
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
K
PEPTIDES
1
General processes for the preparation of peptides
14
Extraction; Separation; Purification
16
by chromatography
18
Ion-exchange chromatography
B PERFORMING OPERATIONS; TRANSPORTING
01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
D
SEPARATION
15
Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
08
Selective adsorption, e.g. chromatography
26
characterised by the separation mechanism
36
involving ionic interaction, e.g. ion-exchange, ion-pair, ion-suppression or ion-exclusion
Applicants: DR. REDDY'S LABORATORIES LIMITED[IN/IN]; Intellectual Property Management, Biologics Development Center, Survey No. 47, Bachupalli, Qutubullapur R R District 500090, IN
Inventors: PATRA, Ashish K; IN
YETURU, Venkata Ramireddy; IN
JACOB, Jaby; IN
Agent: SANTHANAM, Kausalya; 128/129 Phase I, Royal Enclave Jakkur Post Srirampura Bangalore 560064, IN
Priority Data:
1431/CHE/201210.04.2012IN
Title (EN) SINGLE STEP FRACTIONATION METHOD
(FR) PROCÉDÉ DE FRACTIONNEMENT EN UNE SEULE ÉTAPE
Abstract:
(EN) Single step method of enriching highly sialylated variant/s of a protein by use of a strong ion exchange chromatography support and a p H gradient in absence of any salt gradient.
(FR) Procédé en une seule étape d'enrichissement du ou des variants très sialylés d'une protéine par utilisation d'un support de chromatographie fort d'échange d'ions et d'un gradient de pH en l'absence de tout gradient de sel.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG)
Publication Language: English (EN)
Filing Language: English (EN)