Patents by Inventor Ingfried Zimmerman

Ingfried Zimmerman has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4918065
    Abstract: A corticoid-containing pharmaceutical preparation adapted for topical application, comprising 0.005-2% by weight of a corticoid having antiinflammatory activity, a fatty phase, an aqueous phase, an emulsifier, a preservative, and, optionally, a fragrant substance, or an additional hydrophilic or lipophilic cosmetically active ingredients, wherein the fatty phase, and the aqueous phase are present in the form of a dispersed mixture of an oil/water emulsifier and a preservative, and a water/oil emulsion containing a water/oil emulsifier, the particle size of the inner phase of the emulsions being 2-50 .mu.m.
    Type: Grant
    Filed: October 17, 1988
    Date of Patent: April 17, 1990
    Assignee: Schering Aktiengesellschaft
    Inventors: Wolfgang Stindl, Ingfried Zimmerman, Renate Reckers, Hans Wendt, Rainold Arndt