Photochromic h-annellated benzo[f]chrome-derivatives

Details for Australian Patent Application No. 2005298913 (hide)

Owner Rodenstock GmbH

Inventors Rohlfing, Yven; Weigand, Udo; Melzig, Manfred

Agent Cullens

Pub. Number AU-B-2005298913

PCT Pub. Number WO2006/045495

Priority 10 2004 051 509.3 21.10.04 DE

Filing date 18 October 2005

Wipo publication date 4 May 2006

Acceptance publication date 7 April 2011

International Classifications

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

B29D 11/00 (2006.01) Producing optical elements, e.g. lenses, prisms

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 311/94 (2006.01) Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings

C07D 493/04 (2006.01) Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system

C07D 498/04 (2006.01) Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms

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

Event Publications

31 May 2007 PCT application entered the National Phase

  PCT publication WO2006/045495 Priority application(s): WO2006/045495

7 April 2011 Application Accepted

  Published as AU-B-2005298913

4 August 2011 Standard Patent Sealed

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