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Patent
D463753
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Priority
Feb 12 2001
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Filed
Jul 13 2001
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Issued
Oct 01 2002
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Expiry
Oct 01 2016
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Assg.orig
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Entity
unknown
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15
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22
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n/a
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The ornamental design of a gemstone, as shown and described.
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FIG. 1 is a side view of an embodiment of the gemstone according to the present invention;
FIG. 2 is a top view of the gemstone of FIG. 1; and,
FIG. 3 is a bottom view of the gemstone of FIG. 1.
The broken lines are provide for illustrative purposes only and form no part of the claimed design.
Cheng, Nai Yan
| Patent |
Priority |
Assignee |
Title |
| D485205, |
Nov 06 2002 |
ROSY BLUE, N V |
Precious stone flower design |
| D493381, |
Jul 11 2003 |
ROSY BLUE, N V |
Five petal flower gemstone |
| D512935, |
Jan 06 2004 |
|
Diamond or precious stone |
| D526237, |
Nov 06 2002 |
ROSY BLUE, N V |
Precious stone flower design |
| D527671, |
May 05 2004 |
CONTINENTAL JEWELLERY MFG LTD |
Jewelry setting/gemstone arrangement |
| D530643, |
Apr 10 2003 |
ROSY BLUE, N.V. |
Precious stone flower design |
| D607367, |
Dec 01 2008 |
Swarovski Aktiengesellschaft |
Object made of glass |
| D608240, |
Feb 25 2008 |
Swarovski Aktiengesellschaft |
Object made of glass |
| D644552, |
Apr 06 2010 |
Swarovski Aktiengesellschaft |
Stone |
| D648648, |
Jul 19 2010 |
Swarovski Aktiengesellschaft |
Stone |
| D883850, |
Jan 10 2017 |
A.V. JEWELRY OF NY LTD. |
Diamond jewelry |
| D922900, |
Apr 26 2016 |
Pasquale Bruni SpA |
Ring |
| D953194, |
Jul 31 2020 |
LOUIS VUITTON MALLETIER |
Precious stone |
| D953195, |
Jul 31 2020 |
LOUIS VUITTON MALLETIER |
Precious stone |
| D960761, |
Oct 12 2018 |
LOUIS VUITTON MALLETIER |
Precious stone |
| Patent |
Priority |
Assignee |
Title |
| 3286486, |
|
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| 3490250, |
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| 3585764, |
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| 3763665, |
|
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| 3788097, |
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| 3875760, |
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|
| 4118949, |
May 27 1976 |
|
Brilliantized step cut stone |
| 5072549, |
Sep 22 1986 |
|
Method of cutting gemstones and product |
| 5462474, |
May 24 1994 |
SWAGER, RONALD W |
Method of facetting a gem |
| 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 |
| 235912, |
|
|
|
| D287232, |
Mar 21 1984 |
|
Diamond |
| D384592, |
Mar 14 1996 |
|
Flower-shaped cut diamond |
| D398552, |
Mar 14 1996 |
|
Flower-shaped cut diamond |
| D419104, |
Jan 06 1999 |
|
Precious stone |
| D431492, |
Dec 17 1999 |
DIAMWAG, besloten vennootschap met beperkte aansprakelijkheid |
Precious stone |
| D442880, |
Dec 23 1999 |
Montblanc-Simplo GmbH |
Cut gemstone, in particular cut diamond |
| D449558, |
Feb 12 2001 |
CONTINENTAL JEWELLERY MFG LTD |
Gemstone |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a