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Precious stone cut crown design having 53 facets

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Assignee: SO DAVIDPriority: May 28, 2009Filed: May 28, 2009Granted: Mar 2, 2010
Est. expiryMay 28, 2029(~2.9 yrs left)· nominal 20-yr term from priority
Inventors:David So
46
PatentIndex Score
6
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14
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1
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Claims

exact text as granted — not AI-modified
The ornamental design for a precious stone cut crown design having 53 facets, as shown and described.

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