A SWITCH ARRANGEMENT AND A SWITCH MATRIX STRUCTURE FOR A KEYPAD

Details for Australian Patent Application No. 2003216762 (hide)

Owner NOKIA CORPORATION

Inventors MAATTA, Esa; SAUKKO, Jari; VAHAYPYA, Henri

Pub. Number AU-A-2003216762

PCT Number PCT/FI03/00261

PCT Pub. Number WO2003/088487

Priority 20020717 12.04.02 FI

Filing date 8 April 2003

Wipo publication date 27 October 2003

International Classifications

H03K 017/968 Electronic switching or gating, i.e. not by contact-making and -breaking

H04M 001/22 Substation equipment, e.g. for use by subscribers - Illumination

H01H 013/70 Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch - having a plurality of operating members associated with different sets of contacts, e.g. keyboard

Event Publications

31 July 2003 Complete Application Filed

  Priority application(s): 20020717 12.04.02 FI

4 December 2003 Application Open to Public Inspection

  Published as AU-A-2003216762

6 January 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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