Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 27, 2010
Patent Application Number
11347304
Date Filed
February 6, 2006
Patent Citations Received
Patent Primary Examiner
Patent abstract
Methods of making tungsten carbide-based annular jewelry rings including sinterable metal and/or ceramic powder materials compressed into a predetermined configuration and then sintered to form an annular jewelry ring to which softer precious metals, stones, crystals or other materials suitable for use in jewelry may be affixed. Such items of jewelry may have multiple facets and can be fabricated using various disclosed techniques and various combinations of materials.
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