NEGATIVE VOLUME EXPANSION LEAD-FREE ELECTRICAL CONNECTION

Details for Australian Patent Application No. 2003251438 (hide)

Owner INTERNATIONAL BUSINESS MACHINES CORPORATION

Inventors DARBHA, Krishna; HENDERSON, Donald, W.; LEHMAN, Lawrence, P.; THIEL, George, H.; CALETKA, David, V.

Pub. Number AU-A-2003251438

PCT Number PCT/EP03/07980

PCT Pub. Number WO2004/018719

Priority 10/215,451 09.08.02 US

Filing date 22 July 2003

Wipo publication date 11 March 2004

International Classifications

C22C 012/00 Alloys based on antimony or bismuth

H01L 021/56 Processes or apparatus specially adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof

H01R 004/00 Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another

C22C 013/02 Alloys based on tin

B23K 035/26 Rods, electrodes, materials, or media, for use in soldering, welding, or cutting - with the principal constituent melting at less than 400°C

Event Publications

16 October 2003 Complete Application Filed

  Priority application(s): 10/215,451 09.08.02 US

22 April 2004 Application Open to Public Inspection

  Published as AU-A-2003251438

28 April 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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