Global Patent Index - EP 1021168 A1

EP 1021168 A1 2000-07-26 - MICRO-PARTICULATE AND NANO-PARTICULATE POLYMERIC DELIVERY SYSTEM

Title (en)

MICRO-PARTICULATE AND NANO-PARTICULATE POLYMERIC DELIVERY SYSTEM

Title (de)

MIKRO- UND NANOAPARTIKULÄRES, POLYMERES VERABREICHUNGSSYSTEM

Title (fr)

DISPOSITIF D'ADMINISTRATION DE MICROPARTICULES OU DE NANOPARTICULES DE POLYMERES

Publication

EP 1021168 A1 (EN)

Application

EP 98952243 A

Priority

  • US 9821455 W
  • US 6294397 P

Abstract (en)

[origin: WO9918934A1] The present invention provides a method of making particles useful in drug delivery, comprising the steps of: contacting polyanionic polymers with cations in a stirred reactor so that polyanions and the cations react to form particles.

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

A61K 9/14; A61K 9/50; A61K 9/52; A61K 9/60; A61K 9/62; A61K 9/64

IPC 8 full level (invention and additional information)

A61K 9/51 (2006.01)

CPC (invention and additional information)

A61K 9/5115 (2013.01); A61K 9/5146 (2013.01); A61K 9/5161 (2013.01); A61K 9/5169 (2013.01); A61K 9/5192 (2013.01)

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 9918934 A1 19990422; AU 9799198 A 19990503; EP 1021168 A1 20000726; EP 1021168 A4 20060830

INPADOC legal status


2008-04-23 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20071016

2007-07-04 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20070605

2006-08-30 [A4] SUPPLEMENTARY SEARCH REPORT

- Effective date: 20060801

2000-07-26 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000508

2000-07-26 [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