Process for producing polytrimethylene ether glycol

Details for Australian Patent Application No. 2007207522 (hide)

Owner E. I. du Pont de Nemours and Company

Inventors Sunkara, Hari Babu; Zheng, Wei; Ng, Howard C.

Agent Houlihan2

Pub. Number AU-A-2007207522

PCT Pub. Number WO2007/084636

Priority 60/761,291 23.01.06 US

Filing date 19 January 2007

Wipo publication date 26 July 2007

International Classifications

C08G 65/34 (2006.01) Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule

Event Publications

3 July 2008 PCT application entered the National Phase

  PCT publication WO2007/084636 Priority application(s): WO2007/084636

6 January 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

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

2007207523-Manufacture of polytrimethylene ether glycol

2007207519-Viable non-toxic gram negative bacteria