Novel photochromic indenonaphthopyran compounds

Details for Australian Patent Application No. 2002231105 (hide)

Owner Transitions Optical, Inc

Inventors Petrovskaia, Olga, G; Kumar, Anil

Agent Collison & Co

Pub. Number AU-B-2002231105

PCT Pub. Number WO2002/053553

Priority 60/258,973 29.12.00 US; 09/ 29.10.01 US

Filing date 19 December 2001

Wipo publication date 16 July 2002

Acceptance publication date 24 June 2004

International Classifications

C07D 311/94 Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings

C08K 005/1545 Use of organic ingredients

Event Publications

23 January 2003 Application Open to Public Inspection

  Published as AU-B-2002231105

24 June 2004 Application Accepted

  Published as AU-B-2002231105

9 September 2004 Amendment Made

  The nature of the amendment is: Amend the 2nd priority details from 09/ 29 Oct 2001 US to 10/039,984 29 Oct 2001 US 2002245095 The Government of the United States of America as represented by the Secretary of the Department of Health and Human Services, Centers for Disease Control and Prevention The nature of the amendment is: Amend the name of the applicant/patentee from The Government of the United States of America, as represented by the Secretary, Department of Health and Human Services, Centers for Dis

21 October 2004 Standard Patent Sealed

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