Patent · US Expired

Methods and compositions for whitening teeth

US6365132B1 · kind B1 · utility

38Cited by
44References
14Claims
0Family size

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Inventors

Key dates

Filing dateMar 17, 2000
Grant dateApr 2, 2002
Priority date
Expiry dateMar 17, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC03C12/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Methods for whitening teeth including contacting teeth with an effective amount of particulate bioactive glass are disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.