Patents by Inventor Darko Pervan

Darko Pervan 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).

  • Mechanical locking system for panels and method of installing same
    Patent number: 9803375
    Abstract: Floor panels are provided with a mechanical locking system including a flexible locking element in a locking groove which during a horizontal motion is displaced vertically.
    Type: Grant
    Filed: May 6, 2016
    Date of Patent: October 31, 2017
    Assignee: VALINGE INNOVATION AB
    Inventor: Darko Pervan
  • Fibre based panels with a wear resistance surface
    Patent number: 9783996
    Abstract: Building panels with a homogenous decorative surface having a wear layer comprising fibers, binders and wear resistant particles.
    Type: Grant
    Filed: November 13, 2008
    Date of Patent: October 10, 2017
    Assignee: VALINGE INNOVATION AB
    Inventors: Darko Pervan, Kent Lindgren, Jan Jacobsson, Niclas Håkansson, Eddy Boucké, Göran Ziegler
  • Mechanical locking of floor panels with vertical snap folding
    Patent number: 9777487
    Abstract: Floor panels are shown, which are provided with a mechanical locking system on long and short edges allowing installation with vertical snap folding that could be accomplished automatically without tools and where the short edge locking system has a tongue made in one piece with the panel.
    Type: Grant
    Filed: November 20, 2015
    Date of Patent: October 3, 2017
    Assignee: VALINGE INNOVATION AB
    Inventors: Darko Pervan, Marcus Nilsson Ståhl
  • Mechanical locking system for floor panels
    Patent number: 9771723
    Abstract: Floor panels provided with a mechanical locking system comprising a separate material in order to reduce snapping resistance during vertical displacement. For example, a separate flexible tongue, the flexible tongue including an inner part, which is connected to a holding groove at a second edge, and an outer flexible snap tab that extends upwardly and in the connected state into a cavity under a protruding tongue for locking a first and a second floor panel to each other in a vertical direction.
    Type: Grant
    Filed: May 20, 2016
    Date of Patent: September 26, 2017
    Assignee: CERALOC INNOVATION AB
    Inventor: Darko Pervan
  • MECHANICAL LOCKING SYSTEM FOR FLOOR PANELS
    Publication number: 20170268238
    Abstract: Building panels provided with a locking system for vertical and horizontal locking of a first edge and a second edge of adjacent panels. The locking system includes a displaceable tongue at least partly arranged in a displacement groove, a tongue groove, a cavity provided in a strip at the first edge, and a protrusion extending downwards at the second edge. The displaceable tongue is arranged to be displaced at least partly into the tongue groove during locking, and wherein the protrusion is arranged to be located in least a portion of the cavity when the panels are locked vertically and horizontally.
    Type: Application
    Filed: June 6, 2017
    Publication date: September 21, 2017
    Applicant: CERALOC INNOVATION AB
    Inventor: Darko PERVAN
  • Mechanical locking system for floor panels
    Patent number: 9758972
    Abstract: Building panels provided with a locking system for vertical and horizontal locking of a first edge and a second edge of adjacent panels. The locking system includes a displaceable tongue at least partly arranged in a displacement groove, a tongue groove, a cavity provided in a strip at the first edge, and a protrusion extending downwards at the second edge. The displaceable tongue is arranged to be displaced at least partly into the tongue groove during locking, and wherein the protrusion is arranged to be located in least a portion of the cavity when the panels are locked vertically and horizontally.
    Type: Grant
    Filed: May 25, 2016
    Date of Patent: September 12, 2017
    Assignee: CERALOC INNOVATION AB
    Inventor: Darko Pervan
  • Method for producing a panel with a wood based core and a surface layer comprising a thermosetting resin
    Patent number: 9757928
    Abstract: A method for forming of a building panel with a surface including a thermosetting resin such that tension created during curing of the surface is reduced or eliminated.
    Type: Grant
    Filed: September 7, 2012
    Date of Patent: September 12, 2017
    Assignee: CERALOC INNOVATION AB
    Inventors: Darko Pervan, Tony Pervan
  • Lamella core and a method for producing it
    Patent number: 9758966
    Abstract: A semi product for building panels or structural elements comprising several wood lamellas (5) fixed by distance elements (4), a building panel with such a semi product and a method of producing the semi product and the building panel. A method of producing a semi-product for a structural element or for a core for a building panel, wherein the method comprises the step of: attaching at least two distance strips by an adhesive to a first wood board; attaching a second wood board to the distance strips by an adhesive; and cutting the first and the second wood boards and the distance strips in the length direction of the wood boards.
    Type: Grant
    Filed: December 9, 2014
    Date of Patent: September 12, 2017
    Assignee: VALINGE INNOVATION AB
    Inventors: Marcus Bergelin, Darko Pervan, Hans Brännström, Agne Pålsson
  • MECHANICAL LOCKING SYSTEM FOR FLOORBOARDS
    Publication number: 20170254076
    Abstract: Building panels, especially floor panels are shown, which are provided with a locking system that is configured to lock the adjacent edges by angling and that have a tongue and a strip on the same edge, and a method to divide a board and produce such building panels. A method for dividing a floor element, into a first floor panel and a second floor panel, said floor element including a core provided with a decorative surface layer and a balancing layer, wherein the method includes the step of forming, through the balancing layer or the decorative surface layer, a second groove by displacing the floor element past a fixed tool.
    Type: Application
    Filed: May 23, 2017
    Publication date: September 7, 2017
    Applicants: VÄLINGE INNOVATION AB, VALINGE FLOORING TECHNOLOGY AB
    Inventors: Darko PERVAN, Agne PALSSON
  • MECHANICAL LOCKING SYSTEM FOR FLOOR PANELS
    Publication number: 20170254096
    Abstract: Floor panels are shown, which are provided with a vertical folding locking system on short edges that only locks vertically and a mechanical locking system on long edges that prevents displacement along the long edges. A locking system for primarily rectangular floor panels with long and short edges installed in parallel rows, which allows that the short edges may be locked to each other with a vertical movement without a horizontal connection and that such horizontal connection is accomplished by the locking system on the long edges including a first and second horizontal locking perpendicular to the edges and along the edges.
    Type: Application
    Filed: May 24, 2017
    Publication date: September 7, 2017
    Applicant: CERALOC INNOVATION AB
    Inventor: Darko PERVAN
  • Digital printing with transparent blank ink
    Patent number: 9738095
    Abstract: A method, a panel and equipment to form a digital print by applying dry ink (15), preferably including particles of pigment coated wood fibers (61), on a surface (2), bonding a part of the particles with a liquid blank ink drops (57) and removing the non-bonded particles from the surface (2).
    Type: Grant
    Filed: January 10, 2014
    Date of Patent: August 22, 2017
    Assignee: CERALOC INNOVATION AB
    Inventors: Darko Pervan, Tony Pervan
  • MECHANICAL LOCKING SYSTEM FOR FLOOR PANELS
    Publication number: 20170234020
    Abstract: Building panels, especially floor panels, which are provided with a locking system including several separate strip parts connected to the panel edge A strip part, configured to lock panels horizontally and to be fixed to a panel edge, including a strip body with an inner part configured to be fixed under the panel edge and an outer part configured to extend outside the panel edge, wherein the inner part comprises a fixing element configured to lock the strip part to the panel edge in a horizontal direction, wherein the outer part including a locking protrusion, located above the strip body and configured to, lock the strip part to the panel edge vertically and a locking element configured to lock the panels in a horizontal direction, and wherein the inner part includes a cavity formed in the strip body and located between the fixing element and the locking protrusion.
    Type: Application
    Filed: May 2, 2017
    Publication date: August 17, 2017
    Applicant: CERALOC INNOVATION AB
    Inventors: Darko PERVAN, Tony PERVAN
  • DIGITAL THERMAL BINDER AND POWDER PRINTING
    Publication number: 20170232761
    Abstract: A method of forming a digital print on a surface (2) by applying powder of dry ink (15) including colourants (7) on the surface, bonding a part of the dry ink (15) powder to the surface (2) by a digital heating print head (80) such that the digital print is formed by the bonded dry ink colourants (7) and removing non-bonded dry ink (15) from the surface (2).
    Type: Application
    Filed: May 3, 2017
    Publication date: August 17, 2017
    Applicant: CERALOC INNOVATION AB
    Inventors: Darko PERVAN, Tony PERVAN
  • Mechanical locking system for floor panels
    Patent number: 9725912
    Abstract: Floor panels are shown, which are provided with a vertical folding locking system on short edges that only locks vertically and a mechanical locking system on long edges that prevents displacement along the long edges.
    Type: Grant
    Filed: July 9, 2012
    Date of Patent: August 8, 2017
    Assignee: CERALOC INNOVATION AB
    Inventor: Darko Pervan
  • Mechanical locking system for floor panels
    Patent number: 9714515
    Abstract: Building panels provided with a locking system for vertical and horizontal locking of a first edge and a second edge of adjacent panels. The locking system includes a displaceable tongue at least partly arranged in a displacement groove, a tongue groove, a cavity provided in a strip at the first edge, and a protrusion extending downwards at the second edge. The displaceable tongue is arranged to be displaced at least partly into the tongue groove during locking, and wherein the protrusion is arranged to be located in least a portion of the cavity when the panels are locked vertically and horizontally.
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: July 25, 2017
    Assignee: CERALOC INNOVATION AB
    Inventor: Darko Pervan
  • DRY INK FOR DIGITAL PRINTING
    Publication number: 20170204281
    Abstract: Pigment based particles in powder form intended to be used as colourants in a digital print formed by applying dry colourants on a surface, bonding a part of the colourants with a binder and removing the non-bonded colourants from the surface. A panel with a surface including a digitally formed print of macro colourants including a particle body and colour pigments attached to the surface of the particle body is also described. The colourants are arranged in patterns with pigments on an upper and lower surface of the particle body.
    Type: Application
    Filed: April 4, 2017
    Publication date: July 20, 2017
    Applicant: CERALOC INNOVATION AB
    Inventors: Darko PERVAN, Tony PERVAN
  • Digital thermal binder and powder printing
    Patent number: 9670371
    Abstract: A method of forming a digital print on a surface (2) by applying powder of dry ink (15) including colorants (7) on the surface, bonding a part of the dry ink (15) powder to the surface (2) by a digital heating print head (80) such that the digital print is formed by the bonded dry ink colorants (7) and removing non-bonded dry ink (15) from the surface (2).
    Type: Grant
    Filed: May 10, 2016
    Date of Patent: June 6, 2017
    Assignee: CERALOC INNOVATION AB
    Inventors: Darko Pervan, Tony Pervan
  • DIGITAL PRINT WITH WATER-BASED INK
    Publication number: 20170152392
    Abstract: Water-based ink comprising a pigment mix and a method to form a digital print on a substrate with a pigment mix comprising large pigments and a Piezo ink head equipped with an ink circulation system, the method including: providing a water-based ink including an aqueous pigment mix including settling pigments, a binder including an acrylic resin dispersion, and a viscosity increasing substance including glycol and/or glycerine, providing a steric stabilization of the pigments and adapting the size of the pigments and the viscosity of the water-based ink such that a settling velocity of the pigments exceeds about 0.001 mm/min at 25° C., circulating said water-based ink within said at least one Piezo print head, and printing a digital image with said at least one Piezo print head by applying ink drops of said water-based ink on the substrate.
    Type: Application
    Filed: February 9, 2017
    Publication date: June 1, 2017
    Applicant: CERALOC INNOVATION AB
    Inventor: Darko PERVAN
  • Panel forming
    Patent number: 9663956
    Abstract: Building panels, especially laminated floor panels are shown, which are provided with a locking system and several core grooves at the rear side in order to save material and decrease weight. Building panels, each having a surface layer on a front side, a backing layer on a rear side and an intermediate core, wherein the intermediate core and the surface and the backing layer all comprise wood fibers and thermosetting resins, said building panels are provided with a locking system for vertical and horizontal locking of a first edge of a first building panel to an adjacent second edge of a second building panel.
    Type: Grant
    Filed: August 13, 2015
    Date of Patent: May 30, 2017
    Assignee: CERALOC INNOVATION AB
    Inventor: Darko Pervan
  • Mechanical locking system for floor panels
    Patent number: 9657483
    Abstract: Building panels, especially floor panels, which are provided with a locking system including several separate strip parts connected to the panel edge. A strip part, configured to lock panels horizontally and to be fixed to a panel edge, including a strip body with an inner part configured to be fixed under the panel edge and an outer part configured to extend outside the panel edge, wherein the inner part comprises a fixing element configured to lock the strip part to the panel edge in a horizontal direction, wherein the outer part including a locking protrusion, located above the strip body and configured to lock the strip part to the panel edge vertically and a locking element configured to lock the panels in a horizontal direction, and wherein the inner part includes a cavity formed in the strip body and located between the fixing element and the locking protrusion.
    Type: Grant
    Filed: January 5, 2016
    Date of Patent: May 23, 2017
    Assignee: CERALOC INNOVATION AB
    Inventors: Darko Pervan, Tony Pervan