Grey gold alloy

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United States of America Patent

PATENT NO 10458002
APP PUB NO 20180171436A1
SERIAL NO

15824344

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Abstract

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A grey gold alloy which is nickel-free, cobalt-free, iron-free, silver-free, zirconium-free, niobium-free, chromium-free, indium-free, gallium-free and manganese-free and includes, expressed in weight percent, from 75.0 to 76.5% of Au, from 15 to 23% of Pd, from 1 to 7% of Cu, and from 0 to 5% of at least one of the alloying elements Ir, Ru, B and Re, the respective percentages of all the elements of the alloy adding up to 100%.

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Patent Owner(s)

Patent OwnerAddress
MONTRES BREGUET S A1344 L'ABBAYE

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dubach, Alban Bienne, CH 29 57
Karapatis, Polychronis Nakis Premier, CH 29 50
Kissling, Gregory Macolin, CH 64 74
Lauper, Stephane Cortaillod, CH 22 36
Villard, Gaetan Cossonay, CH 10 12
Vincent, Denis Neuchatel, CH 21 26

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