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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Class Information
Number: 63/32
Name: Jewelry > Gem
Description: Devices relating to the stones or gems, per se.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8616192 Round brilliant cut gemstone and method for cutting the same Dec. 31, 2013
8584329 Jewelry setting and process for setting precious stones Nov. 19, 2013
8490429 Article of jewelry having repulsive magnetic elements and methods of manufacturing Jul. 23, 2013
8479538 Enhancing the optical characteristics of a gemstone Jul. 9, 2013
8381545 Triangular star shaped diamond having hearts and arrows pattern Feb. 26, 2013
8317521 Computer-implemented method of and system for teaching an untrained observer to evaluate a gemstone Nov. 27, 2012
8314989 Decorative, ornamental, or jewelry articles having arrays of diffraction gratings Nov. 20, 2012
8297075 Gemstone cut Oct. 30, 2012
8233218 Decorative, ornamental, or jewelry articles having diffraction gratings Jul. 31, 2012
8215127 Diamond having two-stage pavilion Jul. 10, 2012
8192713 Method of incorporating a mark in CVD diamond Jun. 5, 2012
8181482 Cut gemstone exhibiting excellent optical brilliance May. 22, 2012
8156760 Gemstone cut Apr. 17, 2012
8071066 Method and apparatus for improving the quality of diamonds and other gemstones Dec. 6, 2011
8069688 Gemstones and methods for controlling the appearance thereof Dec. 6, 2011
8056363 Method for producing a highly refractive composite gemstone, and product Nov. 15, 2011
8033136 Enhancing the optical characteristics of a gemstone Oct. 11, 2011
7992410 Modified princess cut diamond having hearts and arrows pattern and method Aug. 9, 2011
7971452 Triangular shaped diamond which displays hearts and arrows pattern Jul. 5, 2011
7951444 Multi-stage enamelled dial May. 31, 2011
7910083 Coloured diamond Mar. 22, 2011
7887628 Thick single crystal diamond layer method for making it and gemstones produced from the layer Feb. 15, 2011
7596967 Encrusted diamond Oct. 6, 2009
7526928 Multi-color gemstones and gemstone coating deposition technology May. 5, 2009
7398658 Gemstone marking system and method Jul. 15, 2008
7290404 Gemstone material Nov. 6, 2007
7284396 Method and system for laser marking in the volume of gemstones such as diamonds Oct. 23, 2007
7249471 Cut design of diamonds providing plenty of visual-perceptible reflection for ornamental use and observation method thereof Jul. 31, 2007
7251619 Computer implemented method, computer program product, and system for gem evaluation Jul. 31, 2007
7228602 Method of encapsulating material from humans or animals in a natural gemstone and its product Jun. 12, 2007
7228856 Diamond cutting method and diamond provided by the method Jun. 12, 2007
7225641 Cut design of diamonds providing plenty of visual-perceptible reflection for ornamental use and observation method thereof Jun. 5, 2007
7225642 Diamond cut Jun. 5, 2007
7160617 Boron doped diamond Jan. 9, 2007
7146827 Mixed cut gemstone Dec. 12, 2006
7137275 Coatings for gemstones and other decorative objects Nov. 21, 2006
7128974 Thick single crystal diamond layer method for making it and gemstones produced from the layer Oct. 31, 2006
7062940 Carved pearl Jun. 20, 2006
7010938 Microinscribed gemstone Mar. 14, 2006
7000607 Gemstone and corresponding method of cutting Feb. 21, 2006
6997014 Coatings for gemstones and other decorative objects Feb. 14, 2006
6990833 Faceted circular cut diamond Jan. 31, 2006
6928834 Jewellery setting Aug. 16, 2005
6915663 Diamond cutting method, enneahedral-cut diamonds and assembly of enneahedral-cut diamonds Jul. 12, 2005
6913009 Diamond cutting method, enneahedral-cut diamonds and assembly of enneahedral-cut diamonds Jul. 5, 2005
6892720 Method for cutting natural and/or man-made diamonds May. 17, 2005
6818280 Rectangular brilliant-cut diamond Nov. 16, 2004
6761044 Gemstone cut Jul. 13, 2004
6745596 Princess cut diamond Jun. 8, 2004
6705114 Decorative stone made of glass Mar. 16, 2004

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