Global Patent Index - EP 1100467 A1

EP 1100467 A1 2001-05-23 - METHOD FOR MAKING COATED GABAPENTINE OR PREGABALINE PARTICLES

Title (en)

METHOD FOR MAKING COATED GABAPENTINE OR PREGABALINE PARTICLES

Title (de)

VERFAHREN ZUR HERSTELLUNG VON GABAPENTIN ODER PREGABALIN BESCHICHTETER PARTIKELN

Title (fr)

PROCEDE DE FABRICATION DE PARTICULES DE GABAPENTINE OU DE PREGABALINE ENROBEES

Publication

EP 1100467 A1 (FR)

Application

EP 99932956 A

Priority

  • FR 9901811 W
  • FR 9810091 A

Abstract (en)

[origin: FR2781793A1] The invention concerns a method for making coated particles of gamma -aminobutyric acid analogue whereof the lactam content by weight relative to the weight of gamma -aminobutyric acid analogue is less than 0.5 %. The invention is characterised in that it consists in spraying a coating solution comprising at least a polymer in an organic solvent on said gamma -aminobutyric acid analogue particles.

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

A61K 9/16; A61K 31/195

IPC 8 full level (invention and additional information)

A61K 9/32 (2006.01); A61K 9/16 (2006.01); A61K 9/20 (2006.01); A61K 9/26 (2006.01); A61K 9/50 (2006.01); A61K 31/195 (2006.01); A61K 47/04 (2006.01); A61K 47/10 (2006.01); A61K 47/18 (2006.01); A61K 47/22 (2006.01); A61K 47/26 (2006.01); A61K 47/30 (2006.01); A61K 47/32 (2006.01); A61K 47/36 (2006.01); A61K 47/38 (2006.01); A61P 25/08 (2006.01); A61P 29/00 (2006.01)

CPC (invention and additional information)

A61K 9/5026 (2013.01); A61K 9/1635 (2013.01); A61K 9/2081 (2013.01); A61K 31/195 (2013.01)

Citation (search report)

See references of WO 0007568A1

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

FR 2781793 A1 20000204; FR 2781793 B1 20010720; AR 021746 A1 20020807; AU 4916099 A 20000228; AU 742701 B2 20020110; CA 2338173 A1 20000217; CN 1321083 A 20011107; EP 1100467 A1 20010523; JP 2002522375 A 20020723; NZ 509980 A 20030725; PE 10302000 A1 20001012; US 2002012679 A1 20020131; US 6488964 B2 20021203; WO 0007568 A1 20000217; ZA 200100943 B 20010905

INPADOC legal status


2005-05-04 [18R] REFUSED

- Effective date: 20041211

2002-04-24 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20020308

2002-01-23 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: ETHYPHARM

2001-05-23 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20010208

2001-05-23 [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