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The ornamental design for a gemstone, as shown and described.
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Patent | Priority | Assignee | Title |
D736667, | Mar 18 2014 | KON ASSCHER DIAMANT MAATSCHAPPIJ B V | Diamond |
D789238, | Nov 23 2015 | THE SPORN COMPANY, INC | Gemstone |
D815558, | Dec 07 2016 | Worldwide Diamond Trademarks Ltd. | Cushion cut gemstone |
ER2180, | |||
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 10 2013 | SPORN, PERRY | THE SPORN COMPANY, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 030626 | 0507 | |
Jun 13 2013 | HODARA, MOSHE | THE SPORN COMPANY, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 030626 | 0507 |
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