Tapered lens having increased forward light intensity and light curing devices and kits incorporating such lenses

Details for Australian Patent Application No. 2003235591 (hide)

Owner Ultradent Products, Inc.

Inventors Fischer, Dan E; Nosov, Vasiliy; McLean, Bruce S

Agent Griffith Hack

Pub. Number AU-B-2003235591

PCT Number PCT/US03/00493

PCT Pub. Number WO2003/060574

Priority 10/044,346 11.01.02 US; 10/328,510 23.12.02 US

Filing date 7 January 2003

Wipo publication date 30 July 2003

Acceptance publication date 23 March 2006

International Classifications

G02B 3/02 (2006.01) Simple or compound lenses - with non-spherical faces

A61C 3/00 (2006.01) Dental tools or instruments

A61C 9/00 (2006.01) Dental prosthetics

G02B 13/18 (2006.01) Optical objectives specially designed for the purposes specified below - with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration

Event Publications

4 September 2003 Application Open to Public Inspection

  Published as AU-B-2003235591

4 September 2003 Complete Application Filed

  Priority application(s): 10/044,346 11.01.02 US; 10/328,510 23.12.02 US

23 March 2006 Application Accepted

  Published as AU-B-2003235591

20 July 2006 Standard Patent Sealed

30 July 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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