Security device with metameric features using diffractive pigment flakes

Details for Australian Patent Application No. 2006249295 (hide)

Owner JDS Uniphase Corporation

Inventors Argoitia, Alberto; Chu, Dishuan; Teitelbaum, Neil

Agent Fisher Adams Kelly

Pub. Number AU-A-2006249295

Priority 60/750694 15.12.05 US

Filing date 11 December 2006

Wipo publication date 5 July 2007

International Classifications

G02B 5/18 (2006.01) Optical elements other than lenses - Diffracting gratings

B32B 5/16 (2006.01) Layered products characterised by the non-homogeneity or physical structure of a layer - characterised by features of a layer formed of particles, e.g. chips, chopped fibres, powder

B44F 1/08 (2006.01) Designs or pictures characterised by special or unusual light effects

Event Publications

4 January 2007 Complete Application Filed

  Priority application(s): 60/750694 15.12.05 US

5 July 2007 Application Open to Public Inspection

  Published as AU-A-2006249295

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