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Enamel Safe Tooth



Published November 14, 2005
Related Searches: award research patent gel
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Patent No. US 6,500,408 B2: A Chinese researcher for JC Technologies, Sandy, UT, was awarded a patent for a non-abrasive gel dental bleach for sustained application comprising a bleaching agent capable of releasing an oxidizing agent and a polyvinylpyrrolidone (PVP) thickening agent.


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