Process for the preparation of diphenic acid

Details for Australian Patent Application No. 2002348768 (hide)

Owner Council of Scientific and Industrial Research

Inventors Tiwari, Kaushal Kishore; Rao, Sukuru Ramakrishna; Bit, Kumares Chandra; Mishra, Kamlesh Kumar; Thakur, Sanjay Kumar

Agent FB Rice

Pub. Number AU-B-2002348768

PCT Number PCT/IB02/05612

PCT Pub. Number WO2004/056739

Filing date 23 December 2002

Wipo publication date 14 July 2004

Acceptance publication date 23 April 2009

International Classifications

C07C 51/31 (2006.01) Preparation of carboxylic acids or their salts, halides, or anhydrides

Event Publications

13 March 2003 Complete Application Filed

19 August 2004 Application Open to Public Inspection

  Published as AU-B-2002348768

23 April 2009 Application Accepted

  Published as AU-B-2002348768

20 August 2009 Standard Patent Sealed

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