Photochromic oxazine compounds and methods for their manufacture

Details for Australian Patent Application No. 2002362056 (hide)

Owner Essilor International (Compagnie Generale d'Optique)

Inventors Carreira, Erick M; Zhao, Weili

Agent Freehills

Pub. Number AU-B-2002362056

PCT Number PCT/US02/38743

PCT Pub. Number WO2003/057679

Priority 10/029,579 21.12.01 US

Filing date 4 December 2002

Wipo publication date 24 July 2003

Acceptance publication date 22 May 2008

International Classifications

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

C07D 265/34 (2006.01) Heterocyclic compounds containing six-membered rings having one nitrogen atom and one oxygen atom 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

Event Publications

10 April 2003 Complete Application Filed

  Priority application(s): 10/029,579 21.12.01 US

4 September 2003 Application Open to Public Inspection

  Published as AU-B-2002362056

28 September 2006 Assignment before Grant

  Johnson & Johnson Vision Care, Inc. The application has been assigned to Essilor International 2003

23 August 2007 Change of Name(s) of Applicant(s), Section 104

  Essilor International The name of the applicant has been changed to Essilor International (Compagnie Generale d'Optique) 2003

22 May 2008 Application Accepted

  Published as AU-B-2002362056

18 September 2008 Standard Patent Sealed

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