Stock material or miscellaneous articles – All metal or with adjacent metals – Composite; i.e. – plural – adjacent – spatially distinct metal...
Reexamination Certificate
2011-07-05
2011-07-05
La Villa, Michael (Department: 1784)
Stock material or miscellaneous articles
All metal or with adjacent metals
Composite; i.e., plural, adjacent, spatially distinct metal...
C428S607000, C428S674000, C428S675000, C428S215000, C428S220000, C428S336000
Reexamination Certificate
active
07972709
ABSTRACT:
A Cu—Zn alloy strip and Sn plating strip thereof having improved thermal peel resistance of Sn Plating is provided. In a Cu—Zn alloy strip comprising 15 to 40% by mass of Zn and a balance of Cu and unavoidable impurities, the total concentration of P, As, Sb and Bi is regulated to 100 ppm by mass or less, the total concentration of Ca and Mg is regulated to 100 ppm by mass or less, and the concentrations of O and S are each regulated to 30 ppm by mass or less.
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patent: 2003/0129441 (2003-07-01), Hara et al.
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Machine Translation, Hatano et al, JP 2007-051370, Mar. 2007.
TradeKorea, “Brass Copper,” no date, downloaded from www.tradeKorea.com on Sep. 28, 2010, (two pages).
Shanghai Metal Corporation, “Product Specifications of Brass Strip and Products,” Jun. 2006, downloaded from www.shanghaimetal.com on Sep. 28, 2010, (two pages).
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Japan Industrial Standard J1S H 2121 “Electrolytic Cathode Copper” (1961).
Drinker Biddle & Reath LLP
JX Nippon Mining & Metals Co., Ltd.
La Villa Michael
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