Patent
   D391518
Priority
Jan 23 1996
Filed
Jan 23 1996
Issued
Mar 03 1998
Expiry
Mar 03 2012
Assg.orig
Entity
unknown
14
12
n/a
The ornamental design for a gemstone, as shown and described.

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

FIG. 2 is a side elevational view;

FIG. 3 is a perspective view;

FIG. 4 is a top plan view of a gemstone showing a second embodiment of my new design;

FIG. 5 is a side elevational view of FIG. 4;

FIG. 6 is a perspective view of FIG. 4;

FIG. 7 is a side elevational view of a gemstone showing a third embodiment of my new design, all side elevational views being the same;

FIG. 8 is a top plan view of a gemstone showing a fourth embodiment of my new design;

FIG. 9 is a side elevational view of FIG. 8;

FIG. 10 is an end view of FIG. 9; and,

FIG. 11 is a top plan view of FIG. 7.

Siman-Tov, Avraham, Slowinski, Christopher

Patent Priority Assignee Title
5970744, Dec 01 1998 Tiffany and Company Cut cornered square mixed-cut gemstone
6363745, Dec 01 1998 Tiffany and Company Cut cornered square mixed-cut gemstone
6449985, Sep 14 2000 TYCOON JEWELRY INC Diamond cut
7146827, May 18 2001 Diamond Innovations, LLC Mixed cut gemstone
D420935, Nov 04 1996 Ambar Diamonds Inc. Gemstone
D440902, Jul 05 2000 Jewelry arrangement
D442114, Dec 01 1998 Tiffany and Company Cut cornered square mixed-cut gemstone
D463315, May 14 2001 Tiffany and Company Gemstone
D496300, Jul 17 2003 Cut stone
D502665, Jul 28 2003 Gemstone
D502887, Nov 14 2003 CHRISTOPHER DESIGNS, INC. Faceted diamond
D766771, Jul 01 2015 Tycoon Jewelry, Inc. Diamond cut
D809423, Aug 10 2017 KIRAN JEWELS INC.; KIRAN JEWELS INC Gemstone
D871960, Jul 25 2019 Stanstead Investments, LLC Precious stone
Patent Priority Assignee Title
D250640, Nov 01 1976 Diamond
D251659, Nov 01 1976 Diamond
D324003, Jul 18 1989 SAADA, SHALOM Gemstone
D330873, Dec 20 1990 Lazare Kaplan International Inc. Gemstone
D338851, Sep 28 1989 KUWAYAMA EUROPE, NAAMLOZE VENNOOTSCHAP Gemstone
D340666, Jan 18 1991 Precious stone
D340667, Jan 18 1991 Precious stone
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D340669, Feb 19 1991 Precious stone
D340670, Apr 08 1991 Precious stone
D350708, Nov 02 1992 SAADA, SHALOM Gemstone
58319,
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