Photochromic optical article and method for producing same

Details for Australian Patent Application No. 2005223188 (hide)

Owner Tokuyama Corporation

Inventors Kuwashima, Nobumasa; Izumi, Shinobu; Momoda, Junji; Nagoh, Hironobu

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2005223188

PCT Pub. Number WO2005/091055

Priority 2004-088377 25.03.04 JP; 2004-087380 24.03.04 JP

Filing date 23 March 2005

Wipo publication date 29 September 2005

Acceptance publication date 16 December 2010

International Classifications

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

B32B 9/00 (2006.01) Layered products characterised by particular substances used

B32B 27/18 (2006.01) Layered products essentially comprising synthetic resin - characterised by the use of special additives

G02B 5/23 (2006.01) Optical elements other than lenses

G02C 7/02 (2006.01) Optical parts - Lenses

G02C 7/10 (2006.01) Optical parts

Event Publications

19 October 2006 PCT application entered the National Phase

  PCT publication WO2005/091055 Priority application(s): WO2005/091055

16 December 2010 Application Accepted

  Published as AU-B-2005223188

14 April 2011 Standard Patent Sealed

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