The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 16, 2020
Filed:
Nov. 20, 2017
Applicant:
Gemological Institute of America (Gia), Carlsbad, CA (US);
Inventors:
Wuyi Wang, Carlsbad, CA (US);
Tsung-Han Tsai, Carlsbad, CA (US);
Assignee:
Gemological Institute Of America, Inc. (GIA), Carlsbad, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/87 (2006.01); G01N 21/64 (2006.01); G01J 3/28 (2006.01);
U.S. Cl.
CPC ...
G01N 21/87 (2013.01); G01N 21/645 (2013.01); G01N 21/6489 (2013.01); G01J 2003/2843 (2013.01); G01N 2021/6471 (2013.01); G01N 2021/6484 (2013.01);
Abstract
Disclosed herein are devices and methods for screening gemstones (e.g., diamonds). In particular, the disclosed method and system can efficiently and accurately identify and distinguish genuine earth-mined gemstones (e.g., diamond) from synthetic and treated gemstones or gemstone simulants.
Wang, Wuyi. (2020). Device and method for screening gemstones (U.S. Patent No. 10684230). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10684230
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile