Patents by Inventor Tor Söderlund

Tor Söderlund 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 producing crease-lined packaging material
    Patent number: 6209291
    Abstract: The disclosure relates to a method of producing crease-lined packaging material with a high degree of accuracy as regards the placing and forming of longitudinal crease lines. A web-shaped starting material (1) is provided, in connection with the laminate production, with a pattern of crease lines (6) extending at an angle to the longitudinal direction of the web, whereafter the material is divided into part webs (9). In connection with the conversion of each part web (9) into individual packaging containers in a filling machine, each part web is provided with complementary, longitudinal crease lines (17, 18).
    Type: Grant
    Filed: March 29, 1999
    Date of Patent: April 3, 2001
    Assignee: Tetra Laval Holdings & Finance S.A.
    Inventors: Anders Delén, Mats Martinsson, Johnny Pedersen, Tor Söderlund