Methods for Whitening Teeth
AssigneeColgate-Palmolive Company
InventorsVenda Porter Maloney, Dennis Ontumi, Suman Chopra, Rajnish Kohli
Life of this patent
Estimating the term…
Abstract
Described herein are regimens for whitening teeth, comprising administering to the teeth an effective amount of a first oral care composition comprising a bleaching agent and allowing the first oral care composition to remain on the teeth for at least 30 seconds, and brushing the teeth with a second oral care composition. Kits comprising a first oral care composition comprising a bleaching agent, wherein said first oral care composition is adapted to remain on said tooth for at least 30 seconds; a second oral care composition; and instructions for use, are also provided.
Claims31
A regimen for whitening teeth, comprising the following steps:
- (i) administering an effective amount of an oral care composition comprising a bleaching agent to a tooth, and allowing said first oral care composition to remain on said tooth for a period of 45 to 90 seconds, and
- (ii) brushing the teeth with the oral care composition,
- wherein the concentration of said bleaching agent is equivalent to 0.1-5% hydrogen peroxide,
- wherein step (i) is performed before step (ii), and
- wherein said bleaching agent comprises a peroxide source which is hydrogen peroxide, in free form or in the form of a complex with polyvinylpyrrolidone (PVP) or urea.
(canceled)
(canceled)
(canceled)
A kit comprising:
- an oral care composition comprising a bleaching agent, wherein said oral care composition is adapted to remain on said tooth for a period of 45 to 90 seconds;
- and
- instructions for use,
- wherein the concentration of said bleaching agent is equivalent to 0.1-5% hydrogen peroxide, and
- wherein said bleaching agent comprises a peroxide source which is hydrogen peroxide, in free form or in the form of a complex with polyvinylpyrrolidone (PVP) or urea.
Dependencies are inferred from the claim text.