THE PRODUCTION OF AQUEOUS DISPERSIONS OF CATIONIC HOMOAND COPOLYMERS USING AMPHOTERIC PROTECTIVE COLLOIDS

Details for Australian Patent Application No. 2003260474 (hide)

Owner BASF AKTIENGESELLSCHAFT

Inventors GAUWEILER, Werner; LEDUC, Marc; CHRISSTOFFELS, Lysander; GOTSCHE, Michael; WOOD, Claudia

Pub. Number AU-A-2003260474

PCT Number PCT/EP03/09597

PCT Pub. Number WO2004/022615

Priority 02019907.1 04.09.02 EP

Filing date 29 August 2003

Wipo publication date 29 March 2004

International Classifications

C08F 220/34 Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide, or nitrile thereof

C08F 220/04 Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide, or nitrile thereof

Event Publications

20 November 2003 Complete Application Filed

  Priority application(s): 02019907.1 04.09.02 EP

13 May 2004 Application Open to Public Inspection

  Published as AU-A-2003260474

26 May 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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