Indeno-fused photochromic naphthopyrans, naphthols and photochromic articles

Details for Australian Patent Application No. 2007202187 (hide)

Owner Transitions Optical, Inc.

Inventors Nelson, Clara E; Walters, Robert W; Chopra, Anu; Kumar, Anil

Agent Mallesons

Pub. Number AU-B-2007202187

Parent 2004311372

Filing date 16 May 2007

Wipo publication date 7 June 2007

Acceptance publication date 26 August 2010

International Classifications

C07D 405/04 (2006.01) Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom

C07D 491/04 (2006.01) Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups , , or

Event Publications

31 May 2007 Complete Application Filed

7 June 2007 Application Open to Public Inspection

  Published as AU-B-2007202187

26 August 2010 Application Accepted

  Published as AU-B-2007202187

23 December 2010 Standard Patent Sealed

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