REFRACTIVE INDEX GRATING MANUFACTURING PROCESS

Details for Australian Patent Application No. 2001270165 (hide)

Owner 3M INNOVATIVE PROPERTIES COMPANY

Inventors GATES, Brian, J.; CRONK, Bryon, J.; COWHER, John, T.; LABRAKE, Dwayne, L.; NELSON, Brian, K.; WALKER, Christopher, B.; GATICA, Anthony, W.; DOWER, William, V.; LEBLANC, Stephen, P.; PEPIN, Ronald, P.

Pub. Number AU-A-2001270165

PCT Pub. Number WO2002/073258

Priority 09/804,767 13.03.01 US

Filing date 26 June 2001

Wipo publication date 24 September 2002

International Classifications

G02B 006/16 Light guides

G02B 006/245 Light guides - Removing protective coverings of light guides before coupling

G03F 007/00 Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printed surfaces

C03C 025/12 Surface treatment of fibres or filaments from glass, minerals, or slags - General methods for coating

B29C 047/02 Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form - incorporating preformed parts or layers, e.g. extrusion moulding around inserts or for coating articles

Event Publications

20 March 2003 Application Open to Public Inspection

  Published as AU-A-2001270165

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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