Stabilization of photochromic systems

Details for Australian Patent Application No. 2004275997 (hide)

Owner BASF SE

Inventors Destro, Mara; Lazzari, Dario; Vitali, Manuele; Simon, Dirk

Agent Davies Collison Cave

Pub. Number AU-B-2004275997

PCT Pub. Number WO2005/030856

Priority 03103587.6 29.09.03 EP

Filing date 20 September 2004

Wipo publication date 7 April 2005

Acceptance publication date 22 July 2010

International Classifications

C08K 5/00 (2006.01) Use of organic ingredients

C08K 5/3492 (2006.01) Use of organic ingredients

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

G02C 7/10 (2006.01) Optical parts

Event Publications

13 April 2006 PCT application entered the National Phase

  PCT publication WO2005/030856 Priority application(s): WO2005/030856

27 August 2009 Assignment before Grant

  Ciba Specialty Chemicals Holding Inc. The application has been assigned to BASF SE

22 July 2010 Application Accepted

  Published as AU-B-2004275997

18 November 2010 Standard Patent Sealed

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