Polyester polyols, a process for the production thereof and the use thereof

Details for Australian Patent Application No. 2007221936 (hide)

Owner Bayer MaterialScience AG

Inventors Bauer, Erika; Klein, Gerhard; Schmidt, Manfred; Barnes, James-Michael; Nefzger, Hartmut; Krause, Jens

Agent Davies Collison Cave

Pub. Number AU-A-2007221936

Priority 102006048288.3 12.10.06 DE

Filing date 10 October 2007

Wipo publication date 1 May 2008

International Classifications

C08G 63/12 (2006.01) Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule

C08G 18/42 (2006.01) Polymeric products of isocyanates or isothiocyanates

C08G 63/02 (2006.01) Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule

C08G 63/40 (2006.01) Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule

Event Publications

25 October 2007 Complete Application Filed

  Priority application(s): 102006048288.3 12.10.06 DE

1 May 2008 Application Open to Public Inspection

  Published as AU-A-2007221936

9 June 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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