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Class Information
Number: 148/411
Name: Metal treatment > Stock > Age or precipitation hardened or strengthened > Copper base
Description: Stock material which contains over 50 percent of copper by weight.

Sub-classes under this class:

Class Number Class Name Patents
148/414 Nickel containing 58
148/412 Tin containing 39
148/413 Zinc containing 35

Patents under this class:
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Patent Number Title Of Patent Date Issued
8557015 Cr-Cu alloy, method for producing the same, heat-release plate for semiconductor, and heat-release component for semiconductor Oct. 15, 2013
8221897 Rolled copper foil Jul. 17, 2012
8097102 Cu-Ti-based copper alloy sheet material and method of manufacturing same Jan. 17, 2012
7959830 Articles comprising high-electrical-conductivity nanocomposite material and method for fabricating same Jun. 14, 2011
7955448 Alloy for heat dissipation of semiconductor device and semiconductor module, and method of manufacturing alloy Jun. 7, 2011
7789976 Low surface roughness electrolytic copper foil and process for producing the same Sep. 7, 2010
6908691 Metal strip for epitaxial coatings and method for the production thereof Jun. 21, 2005
6716541 Material for a metal strip Apr. 6, 2004
6406566 Copper-based alloy having shape memory properties and superelasticity, members made thereof and method for producing same Jun. 18, 2002
6197433 Rolled copper foil for flexible printed circuit and method of manufacturing the same Mar. 6, 2001
5702542 Machinable metal-matrix composite Dec. 30, 1997
5587259 Metal-air cathode and cell having a hardened current collecting substrate Dec. 24, 1996
5480472 Method for forming an electrical contact material Jan. 2, 1996
5445686 Fe-Cu alloy sheet having an alloy structure of high uniformity Aug. 29, 1995
5407499 Making a mold for continuous casting Apr. 18, 1995
5388319 Method for making organism deposit-inhibiting pipe Feb. 14, 1995
5296189 Method for producing metal powder with a uniform distribution of dispersants, method of uses thereof and structures fabricated therewith Mar. 22, 1994
5292477 Supersaturation method for producing metal powder with a uniform distribution of dispersants method of uses thereof and structures fabricated therewith Mar. 8, 1994
5257733 Process for thermodynamically treating a region joining two members and product thereof Nov. 2, 1993
5256214 Copper alloys and method of manufacture thereof Oct. 26, 1993
5149499 Cooper-Fe-P-Nb alloys for electrical and electronic parts and its manufacturing process Sep. 22, 1992
5085712 Iron/copper/chromium alloy material for high-strength lead frame or pin grid array Feb. 4, 1992
5071494 Aged copper alloy with iron and phosphorous Dec. 10, 1991
5026434 Copper-iron-cobalt-titanium alloy with high mechanical and electrical characteristics and its production process Jun. 25, 1991
5024815 Copper alloy with phosphorus and iron Jun. 18, 1991
5017250 Copper alloys having improved softening resistance and a method of manufacture thereof May. 21, 1991
4986856 Fine copper wire for electronic instruments and method of manufacturing the same Jan. 22, 1991
4869758 Iron/copper/chromium alloy material for high-strength lead frame or pin grid array Sep. 26, 1989
4838959 Method for manufacturing high strength copper alloy wire Jun. 13, 1989
4818283 Dispersion hardened copper alloys and production process therefore Apr. 4, 1989
4755235 Electrically conductive precipitation hardened copper alloy and a method for manufacturing the same Jul. 5, 1988
4727002 High strength copper alloy wire Feb. 23, 1988
4724013 Processing of copper alloys and product Feb. 9, 1988
4704253 Copper alloy for a radiator fin Nov. 3, 1987
4666795 Clad material for ornamental use May. 19, 1987
4640723 Lead frame and method for manufacturing the same Feb. 3, 1987
4606889 Copper-titanium-beryllium alloy Aug. 19, 1986
4599119 Age-hardening copper titanium alloy Jul. 8, 1986
4589930 Casting metal mold and method of producing the same May. 20, 1986
4565586 Processing of copper alloys Jan. 21, 1986
4551187 Copper alloy Nov. 5, 1985
4533412 Thermal-mechanical treatment for copper alloys Aug. 6, 1985
4522784 Casting metals Jun. 11, 1985
4425168 Copper beryllium alloy and the manufacture thereof Jan. 10, 1984
4421570 Making molds for continuous casting Dec. 20, 1983
4395295 Process for treating copper-aluminum-silicon alloys to improve fatigue strength Jul. 26, 1983
4394185 Processing for copper beryllium alloys Jul. 19, 1983
4372789 Directionally strengthened copper alloy parts for a gas turbine Feb. 8, 1983
4260435 Copper-nickel-silicon-chromium alloy having improved electrical conductivity Apr. 7, 1981
4202688 High conductivity high temperature copper alloy May. 13, 1980

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