OPTICAL DEVICE AND ITS MANUFACTURING METHOD

Details for Australian Patent Application No. 2002355235 (hide)

Owner HITACHI CHEMICAL CO., LTD.

Inventors TAKAHASHI, Tooru; KIKUCHI, Hiroaki; YAGI, Sigeyuki; MIYADERA, Nobuo

Pub. Number AU-A-2002355235

PCT Number PCT/JP02/07673

PCT Pub. Number WO2003/010575

Priority 2001-227539 27.07.01 JP

Filing date 29 July 2002

Wipo publication date 17 February 2003

International Classifications

G02B 006/122 Light guides - Basic optical elements, e.g. light-guiding paths

G02B 006/13 Light guides - Integrated optical circuits characterised by the manufacturing method

Event Publications

20 March 2003 Complete Application Filed

  Priority application(s): 2001-227539 27.07.01 JP

29 May 2003 Application Open to Public Inspection

  Published as AU-A-2002355235

6 May 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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