Patents by Inventor Jürgen Kielholz

Jürgen Kielholz 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).

Stable active ingredient combinations which are effective against blemished skin and against acne and contain interface-active glucose derivatives and hydroxycarbolic acids

Patent number: 6911210

Abstract: Use of cosmetic and/or dermatological preparations in the form of emulsions, comprising a) an effective amount of one or more ?-hydroxycarboxylic acids and/or an effective amount of one or more ?-hydroxycarboxylic acids b) one or more interface-active substances, chosen from the group of glucose derivatives and, if desired, furthermore comprising (c) one or more interface-active substances chosen from the group of oligoglycerides against blemished skin or acne.

Type: Grant

Filed: April 25, 2000

Date of Patent: June 28, 2005

Assignee: Beiersdorf AG

Inventors: Angelika Bormann, Jens Nielsen, Andreas Herpens, Anja Müller, Jürgen Kielholz

Stable active ingredient combinations which are effective against blemished skin and against acne and contain interface-active glucose derivatives and hydroxycarbolic acids