Photochromic polymer compositions and articles thereof

Details for Australian Patent Application No. 2002357138 (hide)

Owner Transitions Optical, Inc.

Inventors Walters, Robert W; Stewart, Kevin J; Kumar, Anil; Blackburn, Forrest R

Agent Mallesons

Pub. Number AU-B-2002357138

PCT Number PCT/US02/39479

PCT Pub. Number WO2003/056390

Priority 10/310,911 06.12.02 US; 60/345,166 21.12.01 US

Filing date 10 December 2002

Wipo publication date 15 July 2003

Acceptance publication date 8 March 2007

International Classifications

G03C 1/73 (2006.01) Photosensitive materials - containing organic compounds

C09K 9/02 (2006.01) Tenebrescent materials, i.e. materials for which the range of wavelengths for energy adsorption is changed as a result of excitation by some form of energy - Organic tenebrescent materials

G03C 1/685 (2006.01) Photosensitive materials - Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances

Event Publications

27 March 2003 Complete Application Filed

  Priority application(s): 10/310,911 06.12.02 US; 60/345,166 21.12.01 US

4 September 2003 Application Open to Public Inspection

  Published as AU-B-2002357138

8 March 2007 Application Accepted

  Published as AU-B-2002357138

5 July 2007 Standard Patent Sealed

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