Spectacle frames with improved stratiform coating
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United States of America Patent
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-
Mar 16, 2004
Grant Date -
Oct 17, 2002
app pub date -
Mar 27, 2002
filing date -
Apr 13, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The spectacle frames comprise a plurality of frame elements, such as earpieces, rims, bridges and other parts, which form the structure. These elements of the structure are made of metal and their surfaces are protected by a stratiform electrochemical coating. Advantageously, the coating comprises a layer of copper, on top of which a layer of silver is preferably applied.
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