|
The ornamental design of a gemstone, as shown and described.
|
FIG. 1 is a side view of a first embodiment of a gemstone according to the present invention;
FIG. 2 is a top view of the gemstone of FIG. 1;
FIG. 3 is a bottom view of the gemstone of FIG. 1;
FIG. 4 is a side view of a second embodiment of the gemstone according to the present invention;
FIG. 5 is a top view of the gemstone of FIG. 4; and,
FIG. 6 is a bottom view of the gemstone of FIG. 4.
The broken lines are provide for illustrative purposes only and form no part of the claimed design.
Patent | Priority | Assignee | Title |
6604382, | Nov 07 2000 | OOSHIMA, TOSHIAKI | New-cut diamond shape |
6698239, | Feb 23 2001 | Samuel Aaron, Inc. | Brilliant cut diamond |
D475650, | Feb 22 2002 | Samuel Aaron, Inc.; SAMUEL AARON, INC | Brilliant-cut diamond |
D487031, | Dec 02 2002 | GASSAN DIAMONDS B V ; ANTWERP UNITED DIAMONDS N V | Diamond or gemstone |
D534831, | Jul 14 2003 | Stone cut | |
D555032, | Aug 27 2003 | David W., So | Precious stone cut |
D675546, | Mar 22 2012 | Rosy Blue, Inc.; ROSY BLUE, INC | Multiple facet gemstone |
D699145, | Jun 28 2012 | GEMEX NT, LLC | Surface ornamentation for a gemstone |
D699618, | Oct 25 2010 | Gemological Institute of America; California Institute of Technology | Surface ornamentation for a diamond |
D953421, | Jul 01 2019 | Binder |
Patent | Priority | Assignee | Title |
3286486, | |||
3490250, | |||
3585764, | |||
3763665, | |||
3788097, | |||
3875760, | |||
4118949, | May 27 1976 | Brilliantized step cut stone | |
5533364, | Dec 08 1993 | Am-Gold | Facing marquis halves to form a marquis stone |
5657646, | Oct 04 1994 | Jewel having multiple culets | |
5657647, | Apr 02 1992 | Cut diamond | |
5761929, | Sep 12 1996 | M FABRIKANT & SONS, LTD | Facet cut structure for colored stones to enhance brilliance |
6006548, | Sep 12 1996 | FABRIKANT INVENTORY, LLC | Facet cut structure for gemstones to enhance brilliance |
140283, | |||
141258, | |||
141259, | |||
143470, | |||
238355, | |||
D330873, | Dec 20 1990 | Lazare Kaplan International Inc. | Gemstone |
D333108, | Oct 17 1989 | Harry Winston, Inc. | Diamond or similar article |
D354014, | Apr 01 1993 | Diamond | |
D419104, | Jan 06 1999 | Precious stone | |
D431492, | Dec 17 1999 | DIAMWAG, besloten vennootschap met beperkte aansprakelijkheid | Precious stone |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Sep 30 2000 | CHENG, NAI YAN | CONTINENTAL JEWELRY USA INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 011251 | /0793 | |
Oct 17 2000 | Continental Jewelry (USA) Inc. | (assignment on the face of the patent) | / | |||
Dec 12 2019 | CONTINENTAL JEWELRY USA INC | CONTINENTAL JEWELLERY MFG LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 051442 | /0635 |
Date | Maintenance Fee Events |
Date | Maintenance Schedule |