Patents by Inventor Dries Verduyn

Dries Verduyn 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: 11806220
    Abstract: A method for manufacturing an absorbent article, said method comprising guiding a first sheet material along a rotating member, wherein a surface of said rotating member is provided with a pattern with at least one suction zone and at least one non-suction zone; applying an absorbent material on said first sheet material on the rotating member; locally removing the absorbent material applied on at least one attachment portion of the first sheet material located above the at least one non-suction zone, such that at least one remaining portion of the first sheet material located above the at least one suction zone is covered with absorbent material and substantially no absorbent material is present on the at least one attachment portion; applying a second sheet material on top of the absorbent material on the first sheet material.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: November 7, 2023
    Assignee: Drylock Technologies NV
    Inventors: Werner Van Ingelgem, Steven Smet, Tom Derycke, Dries Verduyn
  • Publication number: 20220233364
    Abstract: A method for manufacturing an absorbent article, said method comprising guiding a first sheet material along a rotating member, wherein a surface of said rotating member is provided with a pattern with at least one suction zone and at least one non-suction zone; applying an absorbent material on said first sheet material on the rotating member; locally removing the absorbent material applied on at least one attachment portion of the first sheet material located above the at least one non-suction zone, such that at least one remaining portion of the first sheet material located above the at least one suction zone is covered with absorbent material and substantially no absorbent material is present on the at least one attachment portion; applying a second sheet material on top of the absorbent material on the first sheet material.
    Type: Application
    Filed: April 12, 2022
    Publication date: July 28, 2022
    Inventors: Werner Van Ingelgem, Steven Smet, Tom Derycke, Dries Verduyn
  • Patent number: 11331228
    Abstract: A method for manufacturing an absorbent article, said method comprising guiding a first sheet material along a rotating member, wherein a surface of said rotating member is provided with a pattern with at least one suction zone and at least one non-suction zone; applying an absorbent material on said first sheet material on the rotating member; locally removing the absorbent material applied on at least one attachment portion of the first sheet material located above the at least one non-suction zone, such that at least one remaining portion of the first sheet material located above the at least one suction zone is covered with absorbent material and substantially no absorbent material is present on the at least one attachment portion; applying a second sheet material on top of the absorbent material on the first sheet material.
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: May 17, 2022
    Assignee: Drylock Technologies NV
    Inventors: Werner Van Ingelgem, Steven Smet, Tom Derycke, Dries Verduyn
  • Publication number: 20210290449
    Abstract: An absorbent article comprising a liquid pervious topsheet, a liquid impervious backsheet, and an absorbent core comprising an absorbent material between a top core wrap sheet and a back core wrap sheet, said absorbent core being positioned in between said topsheet and said backsheet; said absorbent core having a first and second longitudinal edge (131, 132) and a front and rear transverse edge (133, 134), wherein the absorbent core is provided with a plurality of attachment zones where the top core wrap sheet is attached to the back core wrap sheet, wherein the plurality of attachment zones comprises: at least a first and a second elongate attachment zone, said first and second elongate attachment zone extending next to each other from a crotch region in the direction of the front and/or rear transverse edge; at least one connecting attachment zone connecting said first attachment zone with said second attachment zone.
    Type: Application
    Filed: May 14, 2018
    Publication date: September 23, 2021
    Inventors: Steven Smet, Werner Van Ingelgem, Tom Derycke, Dries Verduyn
  • Publication number: 20210161727
    Abstract: A method for manufacturing an absorbent article, said method comprising guiding a first sheet material along a rotating member, wherein a surface of said rotating member is provided with a pattern with at least one suction zone and at least one non-suction zone; applying an absorbent material on said first sheet material on the rotating member; locally removing the absorbent material applied on at least one attachment portion of the first sheet material located above the at least one non-suction zone, such that at least one remaining portion of the first sheet material located above the at least one suction zone is covered with absorbent material and substantially no absorbent material is present on the at least one attachment portion; applying a second sheet material on top of the absorbent material on the first sheet material.
    Type: Application
    Filed: May 14, 2018
    Publication date: June 3, 2021
    Inventors: Werner Van Ingelgem, Steven Smet, Tom Derycke, Dries Verduyn
  • Publication number: 20200197238
    Abstract: Absorbent article comprising a topsheet, a backsheet, and an absorbent core, said absorbent core having: a first and second longitudinal edge and a first and second transverse edge; a longitudinal center line dividing the absorbent core in a first and second longitudinal portion; and a transverse crotch line dividing the absorbent core in a front and a rear portion; wherein the absorbent core is provided with at least a first and second elongate attachment zone extending in the direction of the first and/or second transverse edge; said first elongate attachment zone crossing said longitudinal center line in at least a first crossing point; and said second elongate attachment zone crossing said longitudinal center line in at least a second crossing point; wherein said first and second crossing point may be the same point or a different point, and may be located in said front portion and/or in said rear portion.
    Type: Application
    Filed: May 14, 2018
    Publication date: June 25, 2020
    Inventors: Steven Smet, Werner Van Ingelgem, Tom Derycke, Dries Verduyn
  • Publication number: 20200138640
    Abstract: An absorbent article comprising an absorbent core comprising an absorbent material between a top core wrap and a back core wrap, said absorbent core having a first and second longitudinal edge and a first and second transverse edge; the absorbent core comprising at least a front and a rear attachment zone, and a bridging zone extending at least partially between said front and rear attachment zone, wherein the bridging zone extends from a first longitudinal portion of the absorbent core to a second longitudinal portion of the absorbent core, such that upon wetting of the absorbent material, a front and rear channel are created at said front and rear attachment zone, respectively, wherein the bridging zone allows a liquid flow between the first longitudinal portion and the second longitudinal portion.
    Type: Application
    Filed: May 14, 2018
    Publication date: May 7, 2020
    Inventors: Steven Smet, Werner Van Ingelgem, Tom Derycke, Dries Verduyn
  • Publication number: 20200078229
    Abstract: An absorbent article comprising a liquid pervious topsheet, a liquid impervious backsheet, and an absorbent core comprising an absorbent material between a top core wrap sheet and a back core wrap sheet, said absorbent core being positioned in between said topsheet and said backsheet, said absorbent core having a first and second side edge, a front edge and a rear edge, wherein the absorbent core is provided with a plurality of attachment zones where the top core wrap sheet is attached to the back core wrap sheet, and where substantially no absorbent material is present, wherein, seen in a longitudinal direction of the absorbent core, looking from the front edge to the rear edge, the absorbent core comprises subsequently a first, second, third, fourth and fifth zone.
    Type: Application
    Filed: May 14, 2018
    Publication date: March 12, 2020
    Inventors: Werner Van Ingelgem, Steven Smet, Tom Derycke, Dries Verduyn
  • Publication number: 20200078232
    Abstract: An absorbent article comprising a liquid pervious topsheet, a liquid impervious backsheet, and an absorbent core comprising an absorbent material between a top core wrap sheet and a back core wrap sheet, said absorbent core being positioned in between said topsheet and said backsheet, said absorbent core having a first and second longitudinal edge and a first and second transverse edge, said absorbent core having a first portion (130a), (130b) and a second portion (130b), (130a) on either side of a transverse crotch line (L), wherein the absorbent core is provided with a plurality of attachment zones where the top core wrap sheet is attached to the back core wrap sheet, wherein, measured in a transverse direction, a first maximum distance between a first and a second attachment zone is bigger than a second maximum distance between a third and a fourth attachment zone.
    Type: Application
    Filed: May 14, 2018
    Publication date: March 12, 2020
    Inventors: Steven Smet, Werner Van Ingelgem, Tom Derycke, Dries Verduyn