High molecular weight cationic and anionic polymers comprising zwitterionic monomers

Details for Australian Patent Application No. 2002352927 (hide)

Owner Nalco Company

Inventors Gray, Ross T; Govoni, Steven T; Begala, Arthur J; Murray, Patrick G; Coffey, Martin J

Agent Griffith Hack

Pub. Number AU-B-2002352927

PCT Number PCT/US02/37874

PCT Pub. Number WO2003/051941

Priority 10/023,370 17.12.01 US

Filing date 26 November 2002

Wipo publication date 30 June 2003

Acceptance publication date 20 September 2007

International Classifications

C08F 220/54 (2006.01) 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 220/34 (2006.01) 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 220/58 (2006.01) 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 220/60 (2006.01) 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 246/00 (2006.01) Copolymers in which the nature of only the monomers in minority is defined

D21H 17/45 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

D21H 21/10 (2006.01) Non-fibrous material added to the pulp, characterised by its function, form or properties - Retention agents or drainage improvers

D21H 17/42 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

D21H 17/44 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

Event Publications

20 March 2003 Complete Application Filed

  Priority application(s): 10/023,370 17.12.01 US

28 August 2003 Application Open to Public Inspection

  Published as AU-B-2002352927

24 June 2004 Change of Name(s) of Applicant(s), Section 104

  Ondeo Nalco Company The name of the applicant has been changed to Nalco Company

20 September 2007 Application Accepted

  Published as AU-B-2002352927

17 January 2008 Standard Patent Sealed

24 June 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2002352928-METHOD FOR CONDITIONING A METERING BLADE

2002352926-UNIVERSAL SECURITY CAMERA