Patents by Inventor Sabine Heinen

Sabine Heinen 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 of removing capsule oils from self-copying paper
    Patent number: 6306250
    Abstract: A process for removing capsule oils from carbonless copy paper involving: (a) providing carbonless copy paper containing capsule oils; and (b) disintegrating the carbonless copy paper in the presence of an alkoxylated C12-14 alcohol to form a stock suspension.
    Type: Grant
    Filed: October 8, 1999
    Date of Patent: October 23, 2001
    Assignee: Nopco Paper Technology Holding AS
    Inventors: Bernhard Nellessen, Klaus Hornfeck, Berthold Schreck, Sabine Heinen, Bodo Hilterhaus, Dieter Baumgarten