Global Patent Index - EP 1071499 A1

EP 1071499 A1 2001-01-31 - SEPARATION OF SUBSTANCE MIXTURES USING POLYSACCHARIDES

Title (en)

SEPARATION OF SUBSTANCE MIXTURES USING POLYSACCHARIDES

Title (de)

TRENNUNG VON STOFFGEMISCHEN UNTER EINSATZ VON POLYSACCHARIDEN

Title (fr)

PROCEDE DE SEPARATION DE MELANGES DE SUBSTANCES AU MOYEN DE POLYSACCHARIDES

Publication

EP 1071499 A1 (DE)

Application

EP 99907417 A

Priority

  • DE 19803415 A
  • EP 9900473 W

Abstract (en)

[origin: DE19803415A1] The invention relates to a method for separating substance mixtures by chromatography using spherical microparticles consisting of chemically and physically unmodified, water-insoluble, linear polysaccharides.

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

B01D 15/08; G01N 30/48; B01J 20/22

IPC 8 full level (invention and additional information)

B01J 20/281 (2006.01); B01D 15/08 (2006.01); B01J 20/24 (2006.01); B01J 20/26 (2006.01); C07B 57/00 (2006.01); C07B 63/00 (2006.01); C07C 29/76 (2006.01); C07C 37/82 (2006.01); G01N 30/88 (2006.01); G01N 30/90 (2006.01)

CPC (invention and additional information)

G01N 30/482 (2013.01); B01D 15/3833 (2013.01); B01J 20/26 (2013.01); C07B 57/00 (2013.01); C07B 63/00 (2013.01); C07C 29/76 (2013.01); C07C 37/82 (2013.01); B01J 2220/54 (2013.01); C07B 2200/07 (2013.01); C07C 2602/28 (2017.05)

Combination set (CPC)

  1. C07C 29/76 + C07C 35/36
  2. C07C 29/76 + C07C 33/18
  3. C07C 37/82 + C07C 39/14

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB IE IT LI NL PT SE

EPO simple patent family

DE 19803415 A1 19990805; AU 2718999 A 19990816; CA 2319386 A1 19990805; CN 1289263 A 20010328; EP 1071499 A1 20010131; JP 2002501811 A 20020122; WO 9938594 A1 19990805

INPADOC legal status


2003-08-13 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20030128

2002-10-30 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20020917

2002-10-16 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: CELANESE VENTURES GMBH

2001-01-31 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000829

2001-01-31 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

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