Patents by Inventor N'Gueyilb acu/e/ : Victor

N'Gueyilb acu/e/ : Victor 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 treating leather
    Patent number: 5376459
    Abstract: The invention concerns graft copolymers, useful for the treatment of leather, comprising monomers of the formula ##STR1## grafted onto a base polymer comprising monomers of the formula ##STR2## wherein R.sub.1 and R.sub.2 stand for a hydrocarbon group having 2 to 24 carbon atoms, with the proviso that the groups R.sub.1 and R.sub.2 have van der Waals volumes which differ from one another by less than 30 percent.
    Type: Grant
    Filed: December 1, 1993
    Date of Patent: December 27, 1994
    Assignee: Rohm GmbH
    Inventors: Juergen Christner, Harald Bauer, Maria L. Weber, N'Gueyilb acu/e/ : Victor