Patent
   D878229
Priority
Dec 07 2018
Filed
Dec 07 2018
Issued
Mar 17 2020
Expiry
Mar 17 2035
Assg.orig
Entity
unknown
0
1
n/a
The ornamental design for a tester, as shown and described.

FIG. 1 is a front elevational view of a tester showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a bottom, rear and right side perspective view thereof;

FIG. 8 is a top, front and left side perspective view showing the tester in a substantially closed state;

FIG. 9 is a perspective view showing the tester in an open state;

FIG. 10 is an enlarged view of portion 10 in FIG. 9;

FIG. 11 is a perspective view of FIG. 9 showing the tester in a use state with a ring;

FIG. 12 is a perspective view showing the tester in an open state and the left and right brackets beside the test platform in an open state; and,

FIG. 13 is a perspective view of FIG. 12 showing the tester in a use state with a bracelet.

The present application relates to the ornamental design of a tester which is used to determine if a gemstone is Earth Mined (Natural) or HPHT treated or Lab Created (CVD) Diamond.

The broken lines in the drawings illustrate portions of the tester or environmental subject matters that form no part of the claimed design.

Tam, Kui Lim

Patent Priority Assignee Title
Patent Priority Assignee Title
6292315, Jul 28 1998 GEMOLOGICAL INSTITUTE OF AMERICA, INC Gem identification viewer
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 05 2018TAM, KUI LIMJubilee Diamond Instrument LimitedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0477160007 pdf
Dec 07 2018Jubilee Diamond Instrument Limited(assignment on the face of the patent)
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule