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US 5,158,772 AGranted
Unique bacterial polysaccharide polymer gel in cosmetics, pharmaceuticals and foods
OwnerWalter B. Davisinventor
Life of this patent
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Abstract
Topical compositions for application to the skin comprising a topically active agent which may be a cosmetic agent or a therapeutic agent, and a small, but carrier effective amount of a microbial polysaccharide polymer gel which is a beta-1,3 glucan-type polysaccharide.
Claims6
A topical composition for application to skin comprising:
- a topically active agent selected from the group consisting of cosmetics, therapeutics and pharmaceuticals;
- and
- a small but carrier effective amount of beta 1,3 glucan polysaccharide polymer which is a metabolic product of the gram positive bacteria Cellulomonas flavigena or genetic clones thereof.
A method of delivery of a topically active agent selected from the group consisting of cosmetics, therapeutics and pharmaceuticals, comprising:
- adding a topically active agent to a small but carrier effective amount of beta 1,3 glucan polysaccharide polymer which is a metabolic product of the gram positive bacteria Cellulomonas flavigena or genetic clones thereof, to provide a topically active composition;
- and
- applying said composition to the skin.
Dependencies are inferred from the claim text.