Patents by Inventor Ake Sjöberg

Ake Sjöberg 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).

  • Patent number: 8544233
    Abstract: Flooring material including sheet-shaped floor elements with a mainly square or rectangular shape. The floor elements are provided with edges, a lower side and an upper decorative layer. The floor elements are intended to be joined by means of joining members. The floor elements are provided with male joining members on a first edge while a second edge of the floor elements are provided with a female joining member. The male joining member is provided with a tongue and a lower side groove while the female joining member is provided with a groove and a cheek, the cheek being provided with a lip. The floor elements are provided with a male vertical assembly joining member on a third edge while a fourth, opposite, edge is provided with female vertical assembly joining member.
    Type: Grant
    Filed: April 2, 2012
    Date of Patent: October 1, 2013
    Assignee: Pergo (Europe) AB
    Inventors: Jorgen Palsson, Ake Sjöberg
  • Publication number: 20120233948
    Abstract: Flooring material including sheet-shaped floor elements with a mainly square or rectangular shape. The floor elements are provided with edges, a lower side and an upper decorative layer. The floor elements are intended to be joined by means of joining members. The floor elements are provided with male joining members on a first edge while a second edge of the floor elements are provided with a female joining member. The male joining member is provided with a tongue and a lower side groove while the female joining member is provided with a groove and a cheek, the cheek being provided with a lip. The floor elements are provided with a male vertical assembly joining member on a third edge while a fourth, opposite, edge is provided with female vertical assembly joining member.
    Type: Application
    Filed: April 2, 2012
    Publication date: September 20, 2012
    Inventors: Jorgen Palsson, Ake Sjöberg
  • Patent number: 8146318
    Abstract: Flooring material comprising sheet-shaped floor elements with a mainly square or rectangular shape. The floor elements are provided with edges, a lower side and an upper decorative layer. The floor elements are intended to be joined by means of joining members. The floor elements are provided with male joining members on a first edge while a second edge of the floor elements are provided with a female joining member. The male joining member is provided with a tongue and a lower side groove while the female joining member is provided with a groove and a cheek, the cheek being provided with a lip. The floor elements are provided with a male vertical assembly joining member on a third edge while a fourth, opposite, edge is provided with female vertical assembly joining member. The floor elements are alternatively provided with a male vertical assembly joining member on a third edge while a fourth, opposite, edge also is provided with male vertical assembly joining member.
    Type: Grant
    Filed: September 29, 2008
    Date of Patent: April 3, 2012
    Assignee: Pergo (Europe) AB
    Inventors: Jorgen Palsson, Ake Sjöberg
  • Patent number: 7441385
    Abstract: Flooring material comprising sheet-shaped floor elements with a mainly square or rectangular shape. The floor elements are provided with edges, a lower side and an upper decorative layer. The floor elements are intended to be joined by means of joining members. The floor elements are provided with male joining members on a first edge while a second edge of the floor elements are provided with a female joining member. The male joining member is provided with a tongue and a lower side groove while the female joining member is provided with a groove and a cheek, the cheek being provided with a lip. The floor elements are provided with a male vertical assembly joining member on a third edge while a fourth, opposite, edge is provided with female vertical assembly joining member. The floor elements are alternatively provided with a male vertical assembly joining member on a third edge while a fourth, opposite, edge also is provided with male vertical assembly joining member.
    Type: Grant
    Filed: October 2, 2006
    Date of Patent: October 28, 2008
    Assignee: PERGO (Europe) AB
    Inventors: Jorgen Palsson, Ake Sjöberg
  • Patent number: 7332053
    Abstract: A process for installation of surface elements (1), the surface elements (1) comprising a core, a decorative upper surface (3) and edges (2) provided with joining means for mechanically locking the surface elements (1) together. Predetermined portions of the edges (2) are provided with a glue which is present on the edges (2) of the surface elements (1) in a passive dry form and which may be activated by applying a liquid. The surface elements (1) are joined to each other by use of the joining means wherein a unit of a plurality of surface elements (1) is formed.
    Type: Grant
    Filed: September 13, 2002
    Date of Patent: February 19, 2008
    Assignee: {acute over (P)}ergo (Europe) AB
    Inventors: Jorgen Palsson, Ake Sjöberg
  • Patent number: 7121058
    Abstract: Flooring material comprising sheet-shaped floor elements with a mainly square or rectangular shape. The floor elements are provided with edges, a lower side and an upper decorative layer. The floor elements are intended to be joined by means of joining members. The floor elements are provided with male joining members on a first edge while a second edge of the floor elements are provided with a female joining member. The male joining member is provided with a tongue and a lower side groove while the female joining member is provided with a groove and a cheek, the cheek being provided with a lip. The floor elements are provided with a male vertical assembly joining member on a third edge while a fourth, opposite, edge is provided with female vertical assembly joining member. The floor elements are alternatively provided with a male vertical assembly joining member on a third edge while a fourth, opposite, edge also is provided with male vertical assembly joining member.
    Type: Grant
    Filed: November 4, 2002
    Date of Patent: October 17, 2006
    Assignee: Pergo (Europe) AB
    Inventors: Jorgen Palsson, Ake Sjöberg