Method of exchanging anions of tetraalkylammonium salts

Details for Australian Patent Application No. 2005230872 (hide)

Owner Albemarle Corporation

Inventors Everly, Charles R.; Knight, Christopher J.; Sauer, Joe D.

Agent Davies Collison Cave

Pub. Number AU-A-2005230872

PCT Pub. Number WO2005/097730

Priority 60/557,106 26.03.04 US

Filing date 25 March 2005

Wipo publication date 20 October 2005

International Classifications

A61K 31/14 (2006.01) - Quaternary ammonium compounds, e.g. edrophonium, choline

C07C 211/63 (2006.01) Compounds containing amino groups bound to a carbon skeleton

Event Publications

19 October 2006 PCT application entered the National Phase

  PCT publication WO2005/097730 Priority application(s): WO2005/097730

16 November 2006 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  Application withdrawn under section 141(1). 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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