Delivery system for a tooth whitener

Details Delivery system for a tooth whitener Delivery system for a tooth whitener

2005-05-17

2005-05-17

Krass, Frederick F. (Department: 1614)

Drug, bio-affecting and body treating compositions

Dentifrices

Oxygen or chlorine releasing compound containing

C424S401000, C424S435000, C424S443000

Reexamination Certificate

active

06893629

ABSTRACT:
A delivery system for delivering a tooth whitening substance to a surface of an oral cavity, comprising a film of flexible malleable polymer material having a tooth whitening substance as an integral component of said film, thus providing an active on said oral surface when said film is adhered to the oral surface, said film having a dissolution rate in the aqueous medium of the oral cavity such that the tooth whitening substance can release its active upon said oral surface to act effectively thereon within a predetermined period of time, said film being disintegrable thereafter after effecting its tooth whitening action.

REFERENCES:
patent: 5130124 (1992-07-01), Merianos et al.
patent: 5800832 (1998-09-01), Tapolsky et al.
patent: 6582708 (2003-06-01), Sagel et al.
patent: 6689344 (2004-02-01), Chang et al.
patent: 6780401 (2004-08-01), Chang et al.

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