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US 11,441,210 B2Granted
Timepiece or piece of jewellery or gemstone jewellery made of gold
AssigneeOmega SA
InventorsDenis Vincent, Gregory Kissling, Christian Charbon, Vincent Fays, Stephane Lauper
Life of this patent
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Abstract
A zinc-free gold alloy containing by weight between 37% and 38.5% of gold, between 4 and 32% of palladium and/or silver, between 25% and 54% of copper and between 0% and 10% of gallium. A timepiece or piece of jewellery or gemstone jewellery made of this alloy.
Claims14
A zinc-free gold alloy containing by weight between 37.5% and 38.5% of gold;
- palladium and/or silver in a total percentage comprised between 4% and 32%, between 39% and 54% of copper and between 0% and 10% of gallium.
A timepiece or piece of jewellery or gemstone jewellery made of a Zinc-free gold alloy containing by weight between 37.5% and 38.5% of gold;
- palladium and/or silver in a total percentage comprised between 4% and 32%, between 39% and 54% of copper and between 0% and 10% of gallium.
Dependencies are inferred from the claim text.