Patents by Inventor Manfred R. Wolf

Manfred R. Wolf 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: 5888254
    Abstract: Granular leuco vat-dye preparations containing, as essential components, leuco vat-dye, reducing agents and alkaline metal hydroxide, and the production of said preparations and their use in dyeing cellulose-containing textile materials.
    Type: Grant
    Filed: July 31, 1997
    Date of Patent: March 30, 1999
    Assignee: BASF Aktiengesellschaft
    Inventors: Manfred Gang, Rudolf Kruger, Peter Miederer, Harald Schluter, Peter Schultz, Manfred R. Wolf