PLASTIC LENS COMPOSITION, PLASTIC LENS, AND PROCESS FOR PRODUCING THE PLASTIC LENS

Details for Australian Patent Application No. 2002234896 (hide)

Owner SHOWA DENKO K. K.

Inventors KAI, Kazufumi; UCHIDA, Hiroshi; OOGA, Kazuhiko; TAJIMA, Tsuneo

Pub. Number AU-A-2002234896

PCT Pub. Number WO2002/072651

Priority 2001-066210 09.03.01 JP; 60/275,521 14.03.01 US; 2001-385052 18.12.01 JP

Filing date 26 February 2002

Wipo publication date 24 September 2002

International Classifications

C08F 218/16 Copolymers having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid, or of a haloformic acid

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

Event Publications

20 March 2003 Application Open to Public Inspection

  Published as AU-A-2002234896

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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