Oral preparation

Details Oral preparation Oral preparation

2007-01-23

2007-01-23

Krass, Frederick (Department: 1614)

Drug, bio-affecting and body treating compositions

Dentifrices

Organic sulfate or sulfonate containing

C424S052000, C424S054000

Reexamination Certificate

active

10481853

ABSTRACT:
An oral composition comprising 0.5 to 10% by weight of an abrasive precipitated silica having a 50 percentile (d50) of particle diameter being 5 μm or less, a 90 percentile (d90) of particle diameter being 15 μm or less and an RDA value of 120 or more, and 0.01 to 5% by weight of at least one of sulfosuccinate surfactants represented by general formula (1):[wherein either X1or X2is R1O—(AO)n— or the like and the other is M2O—; M1and M2are the same or different and each represent hydrogen, alkali metal, etc.; R1is C8-22alkyl, etc.; AO is C2-3oxyalkylene and the average number of moles of AO addition polymerization, “n”, is 0 to 20; and B is —NH— etc.]

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Machine translation of JP-2000-053547 (Feb. 22, 2000).
Supplementary European Search Report issued on the corresponding European Patent Application No. 02 74 1422, dated Apr. 6, 2006.

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