PROCESS FOR PREPARING 3,3',5,5',6,6'-HEXAALKYL-2,2'-BIPHEN OLS, 3,3',4,4',5,5'-HEXAALKYL-2,2'-BIPHEN OLS AND 3,3',4,4',5,5',6,6'-OCTAALKYL-2,2'-BIP HENOLS

Details for Australian Patent Application No. 2002365394 (hide)

Owner E.I. DU PONT DE NEMOURS AND COMPANY

Inventors SHAPIRO, Rafael

Pub. Number AU-A-2002365394

PCT Number PCT/US02/37306

PCT Pub. Number WO2003/045883

Priority 09/994,133 26.11.01 US

Filing date 20 November 2002

Wipo publication date 10 June 2003

International Classifications

C07C 039/15 Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring

C07C 037/11 Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring

Event Publications

14 August 2003 Complete Application Filed

  Priority application(s): 09/994,133 26.11.01 US

21 August 2003 Application Open to Public Inspection

  Published as AU-A-2002365394

12 August 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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

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