Global Patent Index - EP 2283036 A1

EP 2283036 A1 20110216 - METHOD FOR PURIFYING ERYTHROPOIETIN

Title (en)

METHOD FOR PURIFYING ERYTHROPOIETIN

Title (de)

VERFAHREN ZUR AUFREINIGUNG VON ERYTHROPOIETIN

Title (fr)

PROCÉDÉ DE PURIFICATION D'ÉRYTROPOÏÉTINE

Publication

EP 2283036 A1 20110216 (DE)

Application

EP 09757442 A 20090528

Priority

  • EP 2009056544 W 20090528
  • DE 102008002209 A 20080604

Abstract (en)

[origin: US2011152506A1] The present invention relates to a method for preparing erythropoietin, wherein culture supernatant of erythropoietin-producing eukaryotic cells containing erythropoietin are subjected to the following steps: a) Removing the cell components; and b) treating the product from a) to the following chromatography steps in the sequence indicated i) reversed phase chromatography; ii) anion exchange chromatography; iii) hydroxyapatite chromatography.

IPC 8 full level

C07K 14/505 (2006.01)

CPC (source: EP US)

C07K 14/505 (2013.01 - EP US)

Citation (search report)

See references of WO 2009147060A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA RS

DOCDB simple family (publication)

US 2011152506 A1 20110623; BR PI0914877 A2 20151124; CA 2727042 A1 20091210; CN 102056940 A 20110511; DE 102008002209 A1 20091210; EP 2283036 A1 20110216; IL 209654 A0 20110228; JP 2011521993 A 20110728; WO 2009147060 A1 20091210

DOCDB simple family (application)

US 99620309 A 20090528; BR PI0914877 A 20090528; CA 2727042 A 20090528; CN 200980120764 A 20090528; DE 102008002209 A 20080604; EP 09757442 A 20090528; EP 2009056544 W 20090528; IL 20965410 A 20101130; JP 2011512075 A 20090528