Pro-fragrances

Details Pro-fragrances Pro-fragrances

2005-03-01

2005-03-01

Warden, Jill (Department: 1743)

Perfume compositions

Perfume compositions

With preservative, stabilizer, or fixative

C512S008000, C512S012000, C512S022000, C512S024000, C564S454000, C564S503000

Reexamination Certificate

active

06861402

ABSTRACT:
The present invention relates to fragrance delivery systems which comprise: A) from about 0.01% by weight of a pro-fragrance component which comprises pro-fragrances or pro-accords selected from at least two of the following: i) aldehyde and ketone releasing pro-fragrances, preferably an oxazolidine pro-fragrance; ii) β-amino pro-fragrances; and iii) orthoester pro-accords; and B) the balance carries and others adjunct ingredients.

REFERENCES:
patent: 5626852 (1997-05-01), Suffis et al.
patent: 5919752 (1999-07-01), Morelli et al.
patent: 6013618 (2000-01-01), Morelli et al.
patent: 6077821 (2000-06-01), Morelli et al.
patent: 6087322 (2000-07-01), Morelli et al.
patent: 6551987 (2003-04-01), Miracle et al.
patent: WO 9847478 (1998-10-01), None
patent: WO 9847996 (1998-10-01), None
patent: WO 0024721 (2000-05-01), None

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