Patents by Inventor Dirk Hullmann

Dirk Hullmann 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).

  • Publication number: 20250091785
    Abstract: The invention relates to a tear-open strip (10) for a packaging (28), comprising a layer system (12) which has a paper substrate (14) and an adhesive layer (16) arranged on a first side of the paper substrate (14), the adhesive layer (16) having at least in some regions an uneven surface structure with relative elevations (20) and relative depressions (22). The invention also relates to a method for producing such a tear-open strip (10).
    Type: Application
    Filed: July 26, 2022
    Publication date: March 20, 2025
    Inventor: Dirk HULLMANN
  • Patent number: 8993069
    Abstract: The invention relates to a method for applying an adhesive (2) to a substrate (3) by means of an intaglio printing plate, wherein the adhesive (2) is applied to the substrate (3) only in predefined areas using two rotating rollers, of which one is designed as a plate cylinder (5) and one is designed as an impression cylinder (6), wherein the plate cylinder (5) and the impression cylinder (6) rotate together in the transport direction of the substrate (3), wherein the adhesive (2) is applied by means of at least one recess (8) formed on the surface of the plate cylinder (5), the at least one recess having a larger depth in a front section (16) than in a rear section (17) with respect to the direction of rotation of the plate cylinder (5).
    Type: Grant
    Filed: December 23, 2010
    Date of Patent: March 31, 2015
    Assignee: Tannpapier GmbH
    Inventors: Dirk Hullmann, Dieter Jeske, Daniel Starke
  • Publication number: 20130022735
    Abstract: The invention relates to a method for applying an adhesive (2) to a substrate (3) by means of an intaglio printing plate, wherein the adhesive (2) is applied to the substrate (3) only in predefined areas using two rotating rollers, of which one is designed as a plate cylinder (5) and one is designed as an impression cylinder (6), wherein the plate cylinder (5) and the impression cylinder (6) rotate together in the transport direction of the substrate (3), wherein the adhesive (2) is applied by means of at least one recess (8) formed on the surface of the plate cylinder (5), the at least one recess having a larger depth in a front section (16) than in a rear section (17) with respect to the direction of rotation of the plate cylinder (5).
    Type: Application
    Filed: December 23, 2010
    Publication date: January 24, 2013
    Applicant: TANNPAPIER GMBH
    Inventors: Dirk Hullmann, Dieter Jeske, Daniel Starke