Patents by Inventor Christina Machate

Christina Machate 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).

  • Ketone-aldehyde resin with wide compatibility, process for its preparation, and composition containing same
    Patent number: 5705597
    Abstract: Ketone-aldehyde resins with wide compatibility, process for their preparation, and their use. The invention relates to ketone-aldehyde resins with wide compatibility comprising cycloaliphatic ketones and, in particular, formaldehyde and, if desired, further monomers, to a process for their preparation and to their use as hard resin in paints, printing inks and other coatings, especially in pigment preparations.
    Type: Grant
    Filed: February 14, 1995
    Date of Patent: January 6, 1998
    Assignee: Huels Aktiengesellschaft
    Inventors: Martina Ortelt, Werner Freitag, Christina Machate