Photochromic materials having electron-withdrawing substituents

Details for Australian Patent Application No. 2006327228 (hide)

Owner Transitions Optical, Inc.

Inventors Chopra, Anu; Kim, Beon-Kyu; Van Gemert, Barry

Agent Mallesons

Pub. Number AU-B-2006327228

PCT Pub. Number WO2007/073462

Priority 11/314,141 21.12.05 US

Filing date 5 December 2006

Wipo publication date 28 June 2007

Acceptance publication date 22 April 2010

International Classifications

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

C07D 311/92 (2006.01) Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings

C07D 409/04 (2006.01) Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms

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

Event Publications

19 June 2008 PCT application entered the National Phase

  PCT publication WO2007/073462 Priority application(s): WO2007/073462

22 April 2010 Application Accepted

  Published as AU-B-2006327228

19 August 2010 Standard Patent Sealed

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