DIAMONDPLUS
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Ownership
DB
Address
17 CHARTERHOUSE STREET, Seehofstrasse 9
London, Ec1n6ra ILLINOIS
United Kingdom
Critical Dates
First Use Date
Not filed yet
Filing Date
Mar 9, 2010
Registration Date
Oct 25, 2011
Mark Descriptions
Goods
Class 9
Electronic devices for screening loose diamonds, comprising two solid-state lasers and two miniature spectrometers, that make a laser-excited photoluminescence measurements on stones immersed in liquid nitrogen, and that detect and screen out graphitization in fractures and halos around internal inclusions and high-pressure, high-temperature (HPHT) treated stones...
Mark Elements
Text Mark
DIAMONDPLUS
Category
Trademark
Standard Characters
Yes
Color Claim
No
Trademark Timeline
Filing Date
Publication Date
Registration Date
Trademark Assignment
Assigned to DE BEERS UK LIMITED
USPTO Records
No documents found for this trademark.