OPTICAL WAVEGUIDE ARTICLE INCLUDING A FLUORINE-CONTAINING ZONE

Details for Australian Patent Application No. 2002254766 (hide)

Owner 3M INNOVATIVE PROPERTIES COMPANY

Inventors DONALDS, Lawrence, J.; CHIARELI, Alessandra, O.; ANDERSON, Mark, T.; SCHARDT, Craig, R.; ONSTOTT, James, R.

Pub. Number AU-A-2002254766

PCT Pub. Number WO2002/098809

Priority 09/934,388 21.08.01 US; 60/294,740 30.05.01 US

Filing date 2 May 2002

Wipo publication date 16 December 2002

International Classifications

C03C 003/06 Glass compositions -

C03C 023/00 Other surface treatment of glass not in the form of fibres or filaments

C03C 025/60 Surface treatment of fibres or filaments from glass, minerals, or slags - by diffusing ions or metals into the surface

G02B 006/22 Light guides

H01S 005/00 Semiconductor lasers

C03B 037/018 Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags - by glass deposition on a glass substrate, e.g. by chemical vapour deposition

C03C 013/04 Fibre or filament compositions

Event Publications

8 May 2003 Application Open to Public Inspection

  Published as AU-A-2002254766

11 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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