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US 5,512,278 AGranted
Ointment base useful for pharmaceutical preparations
AssigneePhyloMed Corporation
InventorDavid D. Mundschenk
Life of this patent
Estimating the term…
Abstract
An ointment base useful for preparing topically applied medicament formulations. The base can be provided in the form of a stable emulsion including paraffin(s), polyol, beeswax, cetostearyl alcohol, a 4-hydroxy benzoic acid lower alkyl ester, a surface active agent and a dispersing agent. The base can be combined with large volumes containing a variety of medicaments to form stable, useful formulations.
Claims16
An ointment base useful for preparing topically applied medicament formulations, comprising a stable emulsion of at least about 10% by weight of each of water, one or more paraffins, and a liquid polyol;
- and less than about 10% by weight of each of beeswax, cetostearyl alcohol, a 4-hydroxy benzoic acid lower alkyl ester, a surface active agent, and a dispersing agent.
Dependencies are inferred from the claim text.