Patent
   D340670
Priority
Apr 08 1991
Filed
Apr 08 1991
Issued
Oct 26 1993
Expiry
Oct 26 2007
Assg.orig
Entity
unknown
20
5
n/a
The ornamental design for a precious stone, as shown and described.

FIG. 1 is a top plan view of a precious stone showing my new design;

FIG. 2 is a side elevational view, the opposite side view being a mirror image; and,

FIG. 3 is a bottom plan view.

Schachter, Michael Z.

Patent Priority Assignee Title
6578380, Jan 24 2002 Diaco Hexagonal brilliant cut diamond
7146827, May 18 2001 Diamond Innovations, LLC Mixed cut gemstone
7225642, Sep 09 2003 Simka Diamonds Diamond cut
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D366628, Nov 14 1994 HO, HENRY Diamond
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D414133, Jan 27 1997 Michael D., Parker Diamond cut
D439542, May 09 2000 FABRIKANT INVENTORY, LLC Gemstone
D447440, Sep 25 2000 Simka Diamonds Corporation Diamond cut
D467833, Aug 11 2001 DIAMOND INNOVATIONS LLC Mixed cut diamond
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D493383, Apr 29 2003 Astra-Diamond Manufacturers Ltd. Gemstone
D493744, May 14 2003 Precious stone
D499980, Dec 24 2002 LUMINUS STAR N V Precious stone
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D898609, Jul 06 2018 Jurassic Inc. Gem
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3875760,
809531,
141259,
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