FLUORINATED FLUORENE DERIVATIVES

Details for Australian Patent Application No. 2002242720 (hide)

Owner MERCK PATENT GMBH

Inventors BREMER, Matthias; PAULUTH, Detlef; KLASEN-MEMMER, Melanie

Pub. Number AU-A-2002242720

PCT Pub. Number WO2002/079344

Priority 101 15 955.2 30.03.01 DE

Filing date 7 March 2002

Wipo publication date 15 October 2002

International Classifications

C09K 019/32 Liquid crystal materials - containing condensed ring systems, i.e. fused, bridged or spiro ring systems

C07C 025/22 Compounds containing at least one halogen atom bound to a six-membered aromatic ring

C07C 025/24 Compounds containing at least one halogen atom bound to a six-membered aromatic ring

C07C 043/225 Ethers

G02F 001/13 Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating - based on liquid crystals, e.g. single liquid crystal display cells

Event Publications

3 April 2003 Application Open to Public Inspection

  Published as AU-A-2002242720

19 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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

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