High refractive index silicone-containing prepolymers with blue light absorption capability

Details for Australian Patent Application No. 2004273431 (hide)

Owner Bausch & Lomb Incorporated

Inventors Lai, Yu-Chin; Ruscio, Dominic V.

Agent Spruson & Ferguson

Pub. Number AU-A-2004273431

PCT Pub. Number WO2005/026788

Priority 10/657,355 08.09.03 US

Filing date 19 August 2004

Wipo publication date 24 March 2005

International Classifications

G02B 1/04 (2006.01) Optical elements characterised by the material of which they are made - made of organic materials, e.g. plastics

C08G 77/20 (2006.01) Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon

C08L 83/04 (2006.01) Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only

Event Publications

23 March 2006 PCT application entered the National Phase

  PCT publication WO2005/026788 Priority application(s): WO2005/026788

1 November 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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