Method and device for regulating pressure in a single-srew degassing extruder or in a cascade extruder

Details for Australian Patent Application No. 2002316850 (hide)

International Classifications

Event Publications

9 January 2003 Complete Application Filed

Priority application(s): 101 26 502.6 30.05.01 DE; 101 29 707.6 22.06.01 DE

8 May 2003 Application Open to Public Inspection

Published as AU-B-2002316850

9 November 2006 Application Accepted

Published as AU-B-2002316850

23 November 2006 Corrigenda

Applications Accepted - Name Index Under the name Rohm GmbH, Application NO. 2002316850, under INID (54), correct the title to Method and device for regulating pressure in a single-screw degassing extruder or in a cascade extruder

8 March 2007 Standard Patent Sealed

11 June 2009 Alteration of Name

The name of the patentee has been altered to Evonik Rohm GmbH

12 November 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

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