METHOD OF RECOVERING CUMENE

Details for Australian Patent Application No. 2002236239 (hide)

Owner SUMITOMO CHEMICAL COMPANY, LIMITED

Inventors KATAO, Masaaki; TSUJI, Junpei

Pub. Number AU-A-2002236239

PCT Pub. Number WO2002/072507

Priority 2001-71782 14.03.01 JP

Filing date 7 March 2002

Wipo publication date 24 September 2002

International Classifications

C07C 004/24 Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms

C07C 015/085 Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic part

C07D 301/19 Heterocyclic compounds having oxygen atoms, with or without sulfur, selenium, or tellurium atoms, as ring hetero atoms

C07D 303/04 Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom

Event Publications

20 March 2003 Application Open to Public Inspection

  Published as AU-A-2002236239

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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

2002236240-METHOD FOR REGENERATING SOLID CATALYST

2002236238-OPTICAL INFORMATION RECORDING MEDIUM