Patents by Inventor Stig Lilja

Stig Lilja 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 connecting a gripping device to sheet or web-formed packaging material
    Patent number: 5098365
    Abstract: A method is disclosed of attaching a gripping device to a sheet of packaging material that is to be formed into a container includes the steps of forming a hole in the sheet of packaging material, inserting an anchorage device in the hole, sealing the anchorage device to the sheet of packaging material in a liquid-tight manner and fixedly connecting a gripping device to the anchorage device.
    Type: Grant
    Filed: December 14, 1989
    Date of Patent: March 24, 1992
    Assignee: AB Profor
    Inventor: Stig Lilja