Patents by Inventor Stephanie Greber

Stephanie Greber 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).

  • Treatment solution for coating metal surface
    Patent number: 8728251
    Abstract: A chromium-free aqueous treatment solution for coating metal surfaces is described. The treatment solution contains fluorocomplex ions of titanium and/or zirconium and molybdate ions, vanadium ions and one or more aromatic carboxylic acids with at least one carboxyl groups and at least two further functional groups, wherein the two further functional groups are selected from the group comprising carboxyl groups, hydroxyl groups, amino groups and nitro groups.
    Type: Grant
    Filed: December 7, 2010
    Date of Patent: May 20, 2014
    Assignee: Bulk Chemicals, Inc.
    Inventor: Stephanie Greber
  • Treatment Solution for Coating Metal Surface
    Publication number: 20110132497
    Abstract: A chromium-free aqueous treatment solution for coating metal surfaces is described. The treatment solution contains fluorocomplex ions of titanium and/or zirconium and molybdate ions, vanadium ions and one or more aromatic carboxylic acids with at least one carboxyl groups and at least two further functional groups, wherein the two further functional groups are selected from the group comprising carboxyl groups, hydroxyl groups, amino groups and nitro groups.
    Type: Application
    Filed: December 7, 2010
    Publication date: June 9, 2011
    Inventor: Stephanie Greber