Patents Assigned to SYNPRODO B.V.
  • Patent number: 11639585
    Abstract: A support layer for supporting an artificial turf assembly. The support layer being formed of a polymeric foam, preferably having a density of between 20 and 70 grams per liter, such as a polyolefin foam; and having an upper side and a lower side, wherein in use the support layer has been placed with the lower side thereof on a base surface and supports, on the upper side thereof, the artificial turf assembly, the support layer including a plurality of through drainage holes extending from the upper side to the lower side for allowing liquid such as rain water to flow via the plurality of drainage holes from the upper side to the lower side, and also including a plurality of channels at the lower side for allowing liquid such as rain water to flow through the channels along the lower side, wherein each of said plurality of drainage holes debouches into one of the plurality of channels.
    Type: Grant
    Filed: June 10, 2021
    Date of Patent: May 2, 2023
    Assignees: Synprodo B.V., Saltex OY
    Inventors: Anjo Antonius Johannes van der Wende, Dave Johannes Hendrikus Petrus Gijsberts, Petrus Antonius Maria De Bruijn
  • Patent number: 11634874
    Abstract: A support layer for supporting an artificial turf assembly. The support layer being formed of a polymeric foam, preferably having a density of between 20 and 70 grams per liter, such as a polyolefin foam; and having an upper side and a lower side, wherein in use the support layer has been placed with the lower side thereof on a base surface and supports, on the upper side thereof, the artificial turf assembly, the support layer including a plurality of through drainage holes extending from the upper side to the lower side for allowing liquid such as rain water to flow via the plurality of drainage holes from the upper side to the lower side, and also including a plurality of channels at the lower side for allowing liquid such as rain water to flow through the channels along the lower side, wherein each of said plurality of drainage holes debouches into one of the plurality of channels.
    Type: Grant
    Filed: January 14, 2022
    Date of Patent: April 25, 2023
    Assignees: Synprodo B.V., Saltex OY
    Inventors: Anjo Antonius Johannes van der Wende, Dave Johannes Hendrikus Petrus Gijsberts, Petrus Antonius Maria De Bruijn
  • Patent number: 11225759
    Abstract: A support layer for supporting an artificial turf assembly. The support layer being formed of a polymeric foam, preferably having a density of between 20 and 70 grams per liter, such as a polyolefin foam; and having an upper side and a lower side, wherein in use the support layer has been placed with the lower side thereof on a base surface and supports, on the upper side thereof, the artificial turf assembly, the support layer including a plurality of through drainage holes extending from the upper side to the lower side for allowing liquid such as rain water to flow via the plurality of drainage holes from the upper side to the lower side, and also including a plurality of channels at the lower side for allowing liquid such as rain water to flow through the channels along the lower side, wherein each of said plurality of drainage holes debouches into one of the plurality of channels.
    Type: Grant
    Filed: August 10, 2020
    Date of Patent: January 18, 2022
    Assignees: Synprodo B.V., Saltex Oy
    Inventors: Anjo Antonius Johannes van der Wende, Dave Johannes Hendrikus Petrus Gijsberts, Petrus Antonius Maria De Bruijn
  • Patent number: 11035083
    Abstract: A support layer for supporting an artificial turf assembly. The support layer being formed of a polymeric foam, preferably having a density of between 20 and 70 grams per liter, such as a polyolefin foam; and having an upper side and a lower side, wherein in use the support layer has been placed with the lower side thereof on a base surface and supports, on the upper side thereof, the artificial turf assembly, the support layer including a plurality of through drainage holes extending from the upper side to the lower side for allowing liquid such as rain water to flow via the plurality of drainage holes from the upper side to the lower side, and also including a plurality of channels at the lower side for allowing liquid such as rain water to flow through the channels along the lower side, wherein each of said plurality of drainage holes debouches into one of the plurality of channels.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: June 15, 2021
    Assignees: SYNPRODO B.V., SALTEX OY
    Inventors: Anjo Antonius Johannes van der Wende, Dave Johannes Hendrikus Petrus Gijsberts, Petrus Antonius Maria De Bruijn
  • Patent number: 10774481
    Abstract: A support layer for supporting an artificial turf assembly. The support layer being formed of a polymeric foam, preferably having a density of between 20 and 70 grams per liter, such as a polyolefin foam; and having an upper side and a lower side, wherein in use the support layer has been placed with the lower side thereof on a base surface and supports, on the upper side thereof, the artificial turf assembly, the support layer including a plurality of through drainage holes extending from the upper side to the lower side for allowing liquid such as rain water to flow via the plurality of drainage holes from the upper side to the lower side, and also including a plurality of channels at the lower side for allowing liquid such as rain water to flow through the channels along the lower side, wherein each of said plurality of drainage holes debouches into one of the plurality of channels.
    Type: Grant
    Filed: July 26, 2019
    Date of Patent: September 15, 2020
    Assignees: Synprodo B.V., Saltex Oy
    Inventors: Anjo Antonius Johannes van der Wende, Dave Johannes Hendrikus Petrus Gijsberts, Petrus Antonius Maria De Bruijn
  • Patent number: 10400399
    Abstract: A support layer for supporting an artificial turf assembly. The support layer being formed of a polymeric foam, preferably having a density of between 20 and 70 grams per liter, such as a polyolefin foam; and having an upper side and a lower side, wherein in use the support layer has been placed with the lower side thereof on a base surface and supports, on the upper side thereof, the artificial turf assembly, the support layer including a plurality of through drainage holes extending from the upper side to the lower side for allowing liquid such as rain water to flow via the plurality of drainage holes from the upper side to the lower side, and also including a plurality of channels at the lower side for allowing liquid such as rain water to flow through the channels along the lower side, wherein each of said plurality of drainage holes debouches into one of the plurality of channels.
    Type: Grant
    Filed: March 23, 2018
    Date of Patent: September 3, 2019
    Assignees: SYNPRODO B.V., SALTEX OY
    Inventors: Anjo Antonius Johannes van der Wende, Dave Johannes Hendrikus Petrus Gijsberts, Petrus Antonius Maria De Bruijn