Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Biocides; animal or insect repellents or attractants
Reexamination Certificate
2005-07-12
2005-07-12
Levy, Neil S. (Department: 1616)
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Biocides; animal or insect repellents or attractants
C424S404000, C424S405000, C424S406000, C424S408000, C424S417000, C424S486000, C424S078100, C504S116100, C504S118000, C504S129000, C504S139000, C514S396000, C514S397000, C514S398000, C514S471000, C523S122000, C523S132000, C526S222000, C526S225000, C528S271000, C528S392000
Reexamination Certificate
active
06916481
ABSTRACT:
The invention relates to an active substance vector multiparticulate system and to the production and use thereof. The object of the invention is an active-substance vector multiparticulate system comprising one or several active substances included in a hydrophilic organic matrix comprising at least one hydrosoluble and/or hydrodispersable anionic polymer which is insolubilized by a metallic cation. The invention can be specifically used in the food industry, detergents and agrochemistry.
REFERENCES:
patent: 4866023 (1989-09-01), Ritter et al.
patent: 6503982 (2003-01-01), Ricca et al.
Fleury Etienne
Michalon Jean-Paul
Prud'Homme Christian
Zerrouk Robert
Aventis CropScience
Chimie Rhodia
Levy Neil S.
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