Altering surface of display screen from matt to optically smooth

Details for Australian Patent Application No. 2002224242 (hide)

Owner Pure Depth Limited

Inventors Searle, Mark John

Agent Griffith Hack

Pub. Number AU-B-2002224242

PCT Pub. Number WO02/41046

Priority 508258 17.11.00 NZ; 508826 12.12.00 NZ

Filing date 16 November 2001

Wipo publication date 27 May 2002

Acceptance publication date 17 May 2007

International Classifications

G03B 21/62 (2006.01) Projectors or projection-type viewers - translucent

G02B 1/10 (2006.01) Optical elements characterised by the material of which they are made - Optical coatings produced by application to, or surface treatment of, optical elements

G02F 1/1335 (2006.01) Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating

G02F 1/13363 (2006.01) Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating

Event Publications

29 September 2005 Assignment before Grant

  Deep Video Imaging Limited The application has been assigned to Pure Depth Limited

17 May 2007 Application Accepted

  Published as AU-B-2002224242

13 September 2007 Standard Patent Sealed

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