Indeno-fused photochromic naphthopyrans, naphthols and photochromic articles

Details for Australian Patent Application No. 2004311372 (hide)

Owner Transitions Optical, Inc.

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

Agent Mallesons

Pub. Number AU-B-2004311372

PCT Pub. Number WO2005/090327

Priority 10/393,177 20.03.03 US

Filing date 16 March 2004

Wipo publication date 15 September 2005

Acceptance publication date 2 August 2007

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

15 September 2005 Application Open to Public Inspection

  Published as AU-B-2004311372

15 September 2005 PCT application entered the National Phase

  PCT publication WO2005/090327 Priority application(s): WO2005/090327

2 August 2007 Application Accepted

  Published as AU-B-2004311372

29 November 2007 Standard Patent Sealed

5 March 2009 Corrigenda

  Applications Accepted - Name Index Under the name Transitions Optical, Inc., Application No. 2004311372, under INID(43), correct the date to read 29.09.05

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