Global Patent Index - EP 1259533 A1

EP 1259533 A1 2002-11-27 - A NOVEL PROCESS FOR MANUFACTURING BETULINIC ACID FROM ZIZIPHUS JUJUBA

Title (en)

A NOVEL PROCESS FOR MANUFACTURING BETULINIC ACID FROM ZIZIPHUS JUJUBA

Title (de)

EIN VERFAHREN ZUR ISOLIERUNG VON BETULINSAUER VON ZIZIPHUS JUJUBA

Title (fr)

NOUVEAU PROCEDE DE FABRICATION DE L'ACIDE BETULINIQUE A PARTIR DE i ZIZIPHUS JUJUBA /i

Publication

EP 1259533 A1 (EN)

Application

EP 00914351 A

Priority

IN 0000019 W

Abstract (en)

[origin: WO0164709A1] A novel, simple and ecofriendly method for manufacturing betulinic acid from the plant extract of <i>Ziziphus jujuba</i> (Rhamnaceae) by solvent crystallisation without employing chromatographic separation.

IPC 1-7 (main, further and additional classification)

C07J 63/00

IPC 8 full level (invention and additional information)

C07J 63/00 (2006.01)

CPC (invention and additional information)

C07J 63/008 (2013.01)

Citation (search report)

See references of WO 0164709A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

WO 0164709 A1 20010907; AU 3574400 A 20010912; EP 1259533 A1 20021127

INPADOC legal status


2004-08-18 [18W] APPLICATION WITHDRAWN

- Effective date: 20040625

2003-03-12 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20030122

2002-11-27 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20020828

2002-11-27 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2002-11-27 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Free text: AL;LT;LV;MK;RO;SI