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Patent applications and USPTO patent grants for Lenaerts; Christian Marie Joseph Ghislain Corneille.The latest application filed is for "computer-implemented method of and system for teaching an untrained observer to evaluate a gemstone".
Patent | Date |
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Computer-implemented method of and system for teaching an untrained observer to evaluate a gemstone Grant 8,834,177 - Lapa , et al. September 16, 2 | 2014-09-16 |
Computer-implemented Method Of And System For Teaching An Untrained Observer To Evaluate A Gemstone App 20130078607 - LAPA; Davy ;   et al. | 2013-03-28 |
Computer-implemented method of and system for teaching an untrained observer to evaluate a gemstone App 20050069858 - Lapa, Davy ;   et al. | 2005-03-31 |
Apparatus for testing and viewing jewelry Grant D490,082 - Lenaerts May 18, 2 | 2004-05-18 |
Display container for jewelry Grant D474,021 - Lenaerts May 6, 2 | 2003-05-06 |
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