PROCESSES USING GRAY SCALE EXPOSURE PROCESSES TO MAKE MICROOPTICAL ELEMENTS AND CORRESPONDING MOLDS

Details for Australian Patent Application No. 2002348147 (hide)

Owner MEMS OPTICAL, INC.

Inventors BROWN, David, R.; RAUSEO, John

Pub. Number AU-A-2002348147

PCT Number PCT/US02/35031

PCT Pub. Number WO2003/040781

Priority 60/330,906 02.11.01 US

Filing date 1 November 2002

Wipo publication date 19 May 2003

International Classifications

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

B29D 011/00 Producing optical elements, e.g. lenses, prisms

G03F 007/00 Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printed surfaces

Event Publications

13 March 2003 Complete Application Filed

  Priority application(s): 60/330,906 02.11.01 US

24 July 2003 Application Open to Public Inspection

  Published as AU-A-2002348147

22 July 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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