METHOD FOR PRODUCING HIGH PURITY TEREPHTHALIC ACID

Details for Australian Patent Application No. 2003292831 (hide)

Owner MITSUBISHI CHEMICAL CORPORATION

Inventors NISHIO, Masaru; FUKUI, Katsuhiko; OOGI, Hironori; ISOGAI, Takayuki; INOUE, Kaoru

Pub. Number AU-A-2003292831

PCT Number PCT/JP2003/0167

PCT Pub. Number WO2004/063136

Priority 2003-2269 08.01.03 JP

Filing date 25 December 2003

Wipo publication date 10 August 2004

International Classifications

C07C 051/43 Preparation of carboxylic acids or their salts, halides, or anhydrides

C07C 051/265 Preparation of carboxylic acids or their salts, halides, or anhydrides

C07C 063/26 Compounds having carboxyl groups bound to carbon atoms of six-membered aromatic rings

Event Publications

22 April 2004 Complete Application Filed

  Priority application(s): 2003-2269 08.01.03 JP

9 September 2004 Application Open to Public Inspection

  Published as AU-A-2003292831

22 September 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

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