Gemological Institute of America (GIA)

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 2204
 
  
 
F25D REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS 145
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS198
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
1606 OPTICAL ARTICLES132

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9568237 Method and apparatus for rapidly cooling a gem, including two stage coolingJun 18, 13Feb 14, 17[G01N, F25D]
8477293 Method and apparatus for rapidly cooling a gem, including two stage coolingFeb 27, 09Jul 02, 13[G01N]
8402066 Method and system for providing a clarity grade for a gemOct 07, 08Mar 19, 13[G06F]
7571060 System and method for gemstone cut gradingSep 27, 04Aug 04, 09[G06F, G01B]
D544511 Reticle for a gemstone microscopeJul 20, 05Jun 12, 07[1606]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2006/0267,975 System and method for generating a gemstone proportion graphicAbandonedMar 16, 05Nov 30, 06[G06T]

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