Patents by Inventor Ilse Bader

Ilse Bader 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).

  • Process for the preparation of printing forms and/or metallized images
    Patent number: 4371599
    Abstract: This invention relates to an improvement in the process for the preparation of printing forms and/or metallized images by electrostatic charging, exposing, and treating with a toner of a photoconductor layer applied to an electrically conductive support material, and removing the photoconductor layer in the non-image areas, the improvement which comprises effecting removal of the toner-free photoconductor layer by transferring it at a temperature in the range of about 50.degree. to 250.degree. C. to a receiving material which has a greater surface adhesion to the photoconductor layer than does the electrically conductive support material.
    Type: Grant
    Filed: December 14, 1976
    Date of Patent: February 1, 1983
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Erwin Lind, Ilse Bader