A threaded screw having cutting notch structures

Details for Australian Patent Application No. 2002100706 (hide)

Owner Cheng, C.

Inventors Cheng, Chin-Chang

Agent Cheng, Chin-Chang of C/-Alfred Lei Suite **** Circuit Werrington Downs NSW 2747 Australia

Pub. Number AU-A-2002100706

Filing date 9 September 2002

Opi date 5 December 2002

International Classifications

F16B 025/04 Screws that form threads in the body into which they are screwed, e.g. wood screws, self-tapping screws

F16B 025/10 Screws that form threads in the body into which they are screwed, e.g. wood screws, self-tapping screws

Event Publications

5 December 2002 Innovation Patent Open to Public Inspection

  Published as AU-A-2002100706

5 December 2002 Innovation Patent Sealed

23 July 2009 Assignment Registered

  Cheng, Chin-Chang The patent has been assigned to Loi & Tran Pty. Limited

30 September 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

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

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