METHOD FOR SEPARATING REACTION MIXTURES AND RECYCLING QUATERNARY SALTS

Details for Australian Patent Application No. 2002367100 (hide)

Owner BAYER AKTIENGESELLSCHAFT

Inventors REISINGER, Claus-Peter; HANSEN, Sven-Michael; FISCHER, Peter; TRAVING, Michael

Pub. Number AU-A-2002367100

PCT Number PCT/EP02/14571

PCT Pub. Number WO2003/055602

Priority 101 64 145.1 27.12.01 DE

Filing date 19 December 2002

Wipo publication date 15 July 2003

International Classifications

B01J 031/40 Catalysts comprising hydrides, coordination complexes or organic compounds - Regeneration or reactivation

C07C 277/06 Preparation of guanidine or its derivatives, i.e. compounds containing the group the singly-bound nitrogen atoms not being part of nitro or nitroso groups

Event Publications

4 September 2003 Application Open to Public Inspection

  Published as AU-A-2002367100

4 September 2003 Complete Application Filed

  Priority application(s): 101 64 145.1 27.12.01 DE

16 September 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

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

2002367101-PROCESS AND APPARATUS FOR BUILDING A TYRE

2002367099-METHOD FOR PRODUCING QUATERNARY SALT PHENOLATE SOLUTIONS AND FOR REGENERATING AND RECYCLING QUATERNARY SALT PHENOLATE SOLUTIONS FROM REACTION MIXTURES