Indirect illumination system used as ventilation path for elevator

Details for Australian Patent Application No. 2004255980 (hide)

Owner Yoon, I.

Inventors Yoon, Il Shik

Agent Janet Stead & Associates Patent & Trade Marks Attorneys

Pub. Number AU-B-2004255980

PCT Pub. Number WO2005/005302

Priority 20-2003-0020673 30.06.03 KR

Filing date 29 May 2004

Wipo publication date 20 January 2005

Acceptance publication date 10 May 2007

International Classifications

F21V 33/00 (2006.01) Structural combinations of lighting devices with other articles, not otherwise provided for

B66B 11/02 (2006.01) Main component parts of lifts in, or associated with, buildings or other structures - Cages

F21Y 101/00 (2006.01)

F21Y 103/00 (2006.01)

Event Publications

1 December 2005 PCT application entered the National Phase

  PCT publication WO2005/005302 Priority application(s): WO2005/005302

10 May 2007 Application Accepted

  Published as AU-B-2004255980

6 September 2007 Standard Patent Sealed

22 December 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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