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Patent
   D699618
Priority
Oct 25 2010
Filed
Oct 25 2010
Issued
Feb 18 2014
Expiry
Feb 18 2028

TERM.DISCL.
Inventors
Gudlewski,…
Assg.orig
California…
Assg.curr
Gemologica…
California…
Entity
unknown
Referenced by
2
References
42
Maint.:
n/a
The ornamental design for a surface ornamentation for a diamond, as shown and described.

FIG. 1 is a top view of a surface ornamentation for a diamond illustrating a new Design.

FIG. 2 is a side view of the surface ornamentation for a diamond shown in FIG. 1; and,

FIG. 3 is a bottom view of the surface ornamentation for a diamond shown in FIG. 1.

The broken line showing of gemstone facet edges in FIGS. 1-3 is included for the purpose of illustrating environmental matter and forms no part of the claimed design.
INVENTORS:

Gudlewski, Benjamin, Gilbertson, Al

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
10893727, Aug 27 2018 Diffraction Grating Services LLC Faceted gemstone with enhanced color dispersion and diminished haze
D922900, Apr 26 2016 Pasquale Bruni SpA Ring
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ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 25 2010California Institute of Technology(assignment on the face of the patent)
Jun 08 2012GUDLEWSKI, BENJAMINCalifornia Institute of TechnologyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0288380228 pdf
Jul 06 2012GILBERTSON, ALGemological Institute of AmericaASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0288380124 pdf
Jul 06 2012Gemological Institute of AmericaCalifornia Institute of TechnologyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0288380165 pdf
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