Patents by Inventor Ceylan Uensal

Ceylan Uensal 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).

  • Method for determining the state of substances containing keratin and suitable devices and means therefor
    Patent number: 6730493
    Abstract: The method for recognizing damage and determining the extent of the damage to a keratin-containing material, such as hair or wool, includes subjecting a sample of it in aqueous solution to an enzymatic and/or chemical treatment for proteolytic or hydrolytic degradation of the sample, and subsequently measuring the turbidity of the resulting liquid sample to determine the extent of the damage, either by visual observation with the naked eye or by physical measurement methods. An apparatus suitable for performing the method and enzymes, such as proteases and proteinases, and chemical agents for carrying out the method are also described.
    Type: Grant
    Filed: May 30, 2000
    Date of Patent: May 4, 2004
    Assignee: Wella Aktiengesellschaft
    Inventors: Annette Schwan-Jonczyk, Lutz Haalck, Ceylan Uensal, Rainer Feldbruegge