Patents by Inventor Wlater Gramlich

Wlater Gramlich 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).

  • Adducts based on cyclic compounds and the use thereof as tanning agents and curing agents
    Publication number: 20060101583
    Abstract: The invention relates to adducts that can be obtained by reacting carbonyl compounds of general formula (I) in which the variables are defined as follows: R1 and R2 are selected among hydrogen, C1-C12 alkyl, C3-C12 cycloalkyl, substituted or unsubstituted, C7-C13 aralkyl, C6-C14 aryl, substituted or unsubstituted, whereby R1 and R2 can be bounds to one another while forming a ring.
    Type: Application
    Filed: January 21, 2004
    Publication date: May 18, 2006
    Applicant: BASF Aktiengesellschaft
    Inventors: Stephan Huffer, Oliver Reese, Wlater Gramlich, Stefan Schroeder, Gunter Scherr, Volker Bach