Drug – bio-affecting and body treating compositions – Dentifrices
Reexamination Certificate
2006-05-23
2006-05-23
Krass, Frederick (Department: 1614)
Drug, bio-affecting and body treating compositions
Dentifrices
C424S054000, C514S018700, C514S019300, C514S398000, C514S399000, C514S835000, C514S900000, C514S901000, C514S902000
Reexamination Certificate
active
07048910
ABSTRACT:
The invention relates to the use of one or more compounds selected from compounds of formulae Ia and Ib, the physiologically compatible salts of compounds of formula Ia and Ib and the stereoisomer forms of compounds of formula La and Ib, wherein R1, R2, R3, R4and n have the meaning cited in claim1. Said compounds can be used advantageously in a preparation suitable for oral care
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Buenger Joachim
den Hollander Olaf
Driller Hansjuergen
Krass Frederick
Merck Patent GmbH
Millen White Zelano & Branigan P.C.
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