METHOD FOR PRODUCING HIGHLY TRANSPARENT PLASTICS FOR OPTICAL MATERIALS

Details for Australian Patent Application No. 2003242703 (hide)

Owner ROHM GMBH AND CO. KG

Inventors SCHMITT, Bardo; KNEBEL, Joachim; HARTMANN, Patrik

Pub. Number AU-A-2003242703

PCT Number PCT/EP03/06271

PCT Pub. Number WO2004/007575

Priority 102 31 869.7 12.07.02 DE; 103 16 671.8 10.04.03 DE

Filing date 13 June 2003

Wipo publication date 2 February 2004

International Classifications

C08F 022/10 Homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule

G02B 001/04 Optical elements characterised by the material of which they are made - made of organic materials, e.g. plastics

C07C 323/12 Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups

Event Publications

11 September 2003 Complete Application Filed

  Priority application(s): 102 31 869.7 12.07.02 DE; 103 16 671.8 10.04.03 DE

18 March 2004 Application Open to Public Inspection

  Published as AU-A-2003242703

7 April 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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