ARRAY WAVEGUIDE DIFFRACTION GRATING TYPE OPTICAL MULTIPLEXER/BRANCHING FILTER

Details for Australian Patent Application No. 2002335233 (hide)

Owner NTT ELECTRONICS CORPORATION NIPPON TELEGRAPH AND TELEPHONE CORPORATION

Inventors INOUE, Yasuyuki; KOMINATO, Toshiumi; HIDA, Yasuhiro

Pub. Number AU-A-2002335233

PCT Number PCT/JP02/10479

PCT Pub. Number WO2003/036345

Priority 2001-322449 19.10.01 JP

Filing date 9 October 2002

Wipo publication date 6 May 2003

International Classifications

G02B 006/12 Light guides - of the integrated circuit kind

Event Publications

13 February 2003 Complete Application Filed

  Priority application(s): 2001-322449 19.10.01 JP

3 July 2003 Application Open to Public Inspection

  Published as AU-A-2002335233

8 July 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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