Patents by Inventor Kai Hollmann

Kai Hollmann 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).

  • SUPPORTING STRUCTURE OF PLASTIC CONSTRUCTION FOR A FORMWORK PANEL
    Publication number: 20220049508
    Abstract: A supporting structure of plastic construction for a formwork panel, comprising a supporting structure and a formwork skin which is positioned on the front side of the supporting structure and attached to the supporting structure, wherein the supporting structure has two longitudinal edge supports and two transverse edge supports, characterized in that the supporting structure comprises a main body made of plastic, to which the two longitudinal edge supports and the two transverse edge supports belong, and, in the region of the front sides of the two longitudinal edge supports and/or of the two transverse edge supports, has an edge protection provided for protecting at least part of the edge of the formwork skin after attachment thereof to the supporting structure, wherein the edge protection is made of a material different from the material of said supports of the supporting structure and has a portion projecting forward from the respective said support; and/or in that the supporting structure has a main bod
    Type: Application
    Filed: March 31, 2020
    Publication date: February 17, 2022
    Inventors: Kai Hollmann, Marco Girardi, Luca Liverani
  • Formwork panel for concrete-work shutterings
    Patent number: 10890001
    Abstract: A formwork panel for concrete-work shutterings includes a supporting structure and a separate formwork skin connected to the supporting structure, characterized in that the supporting structure consists substantially of plastics material; and that the formwork skin, which is constituted by a single formwork skin element substantially of plastics material or by several formwork skin elements substantially of plastics material each, is releasably connected to the supporting structure.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: January 12, 2021
    Assignee: Polytech GmbH
    Inventor: Kai Hollmann
  • FORMWORK PANEL FOR CONCRETE-WORK SHUTTERINGS
    Publication number: 20200063450
    Abstract: A formwork panel for concrete-work shutterings includes a supporting structure and a separate formwork skin connected to the supporting structure, characterized in that the supporting structure consists substantially of plastics material; and that the formwork skin, which is constituted by a single formwork skin element substantially of plastics material or by several formwork skin elements substantially of plastics material each, is releasably connected to the supporting structure.
    Type: Application
    Filed: November 4, 2019
    Publication date: February 27, 2020
    Inventor: Kai Hollmann
  • Formwork panel for concreting formworks
    Patent number: 10465397
    Abstract: A formwork panel for concrete-work shutterings includes a supporting structure and a separate formwork skin connected to the supporting structure characterized in that the supporting structure consists substantially of plastics material; and that the formwork skin, which is constituted by a single formwork skin element substantially of plastics material or by several formwork skin elements substantially of plastics material each, is releasably connected to the supporting structure.
    Type: Grant
    Filed: July 9, 2014
    Date of Patent: November 5, 2019
    Assignee: Polytech GmbH
    Inventor: Kai Hollmann
  • FORMWORK PANEL FOR CONCRETING FORMWORKS
    Publication number: 20160244984
    Abstract: A formwork panel for concrete-work shutterings includes a supporting structure and a separate formwork skin connected to the supporting structure characterized in that the supporting structure consists substantially of plastics material; and that the formwork skin, which is constituted by a single formwork skin element substantially of plastics material or by several formwork skin elements substantially of plastics material each, is releasably connected to the supporting structure.
    Type: Application
    Filed: July 9, 2014
    Publication date: August 25, 2016
    Inventor: Kai Hollmann
  • Locking and closing device
    Patent number: D787915
    Type: Grant
    Filed: November 27, 2015
    Date of Patent: May 30, 2017
    Inventor: Kai Hollmann