Owner Johnson & Johnson Vision Care, Inc.

Inventors Steffen, Robert, B.; Matiacio, Thomas, A.; Wildsmith, Christopher; Turner, David, C.

Agent Freehills

Pub. Number AU-B-2001297973

PCT Number PCT/US01/51606

PCT Pub. Number WO2002/083400

Priority 09/727,874 01.12.00 US

Filing date 15 November 2001

Wipo publication date 28 October 2002

Acceptance publication date 15 March 2007

B29C 33/38 (2006.01) Moulds or cores - characterised by the material or the manufacturing process

B29C 33/42 (2006.01) Moulds or cores - characterised by the shape of the moulding surface, e.g. ribs, grooves

B29C 39/26 (2006.01) Particular shaping techniques, e.g. moulding, joining - Moulds or cores

B29C 45/00 (2006.01) Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould

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

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

B29L 9/00 (2006.01)

B29L 11/00 (2006.01)