Patent
   D643769
Priority
Dec 09 2010
Filed
Dec 09 2010
Issued
Aug 23 2011
Expiry
Aug 23 2025
Assg.orig
Entity
unknown
5
6
n/a
The ornamental design for a gemstone, as shown and described.

FIG. 1 is the top perspective view of a gemstone, showing my new design;

FIG. 2 is the bottom perspective view thereof;

FIG. 3 is the top view thereof;

FIG. 4 is the bottom view thereof; and,

FIG. 5 is the side view thereof.

Botha, Michiel J

Patent Priority Assignee Title
D824796, Sep 27 2016 H. K. DESIGNS Gemstone
D841515, Sep 27 2016 H.K. DESIGNS INC. Gemstone
D885245, Feb 12 2019 Gemstone
D929889, Oct 05 2020 Diamond
D969016, Jun 28 2021 Koninklijke Asscher Diamant Maatschappij B.V. Rose oval diamond article
Patent Priority Assignee Title
D506946, Aug 07 2003 Hope USA Corporation Brilliant gemstone
D535582, Mar 31 2005 Nippon Star naamloze vennootschap Precious stone
D582816, Dec 28 2007 Diamond
D583703, Dec 28 2007 EXCELLENT FACETS, INC Diamond
D599696, Mar 04 2008 EXCELLENT FACETS, INC Diamond
D632995, May 27 2010 4MH Advertising, LLC Gemstone
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 09 2010Embee Diamond Technologies Inc.(assignment on the face of the patent)
Dec 09 2010BOTHA, MICHIEL JEMBEE DIAMOND TECHNOLOGIES INC ,ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0255860430 pdf
Mar 09 2018EMBEE DIAMOND TECHNOLOGIES INC MB YPA HOLDINGS INCASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0464500485 pdf
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