Patents by Inventor Donald Bierman

Donald Bierman 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: 11939785
    Abstract: A shelter system is shown and described. A hub for a shelter system is shown and described. A frame for a shelter system is shown and described. In one embodiment, the shelter system includes a frame and cover. The shelter may include a hub system. The frame may be collapsible. The cover is configured to fit with the frame. The hub may include a receiver slot, a receiver sleeve and an attachment projection. The result is a shelter system with reduced set up time, effort and requirements and improved strength and ease of use. The inventions may also be considered a shelter kit and/or a shelter and hub method.
    Type: Grant
    Filed: July 5, 2022
    Date of Patent: March 26, 2024
    Assignee: DLX Enterprises, LLC
    Inventors: Jonathan Urhausen, Adam Barr, Donald Bierman
  • Patent number: 11898366
    Abstract: A shelter system is shown and described. A hub for a shelter system is shown and described. A frame for a shelter system is shown and described. In one embodiment, the shelter system includes a frame, a cover and a hub. The frame may be collapsible. The cover is configured to fit with the frame. The hub may include a receiver slot, a receiver sleeve and an attachment projection. The result is a shelter system with reduced set up time, effort and requirements and improved strength and ease of use. The inventions may also be considered a shelter kit and/or a shelter and hub method.
    Type: Grant
    Filed: February 22, 2022
    Date of Patent: February 13, 2024
    Assignee: DLX Enterprises, LLC
    Inventors: Jonathan Urhausen, Adam Barr, Donald Bierman
  • Patent number: 11732496
    Abstract: A shelter system is shown and described. A hub for a shelter system is shown and described. A frame for a shelter system is shown and described. In one embodiment, the shelter system includes a frame and cover. The shelter may include a hub system. The frame may be collapsible. The cover is configured to fit with the frame. The hub may include a receiver slot, a receiver sleeve and an attachment projection. The result is a shelter system with reduced set up time, effort and requirements and improved strength and ease of use. The inventions may also be considered a shelter kit and/or a shelter and hub method.
    Type: Grant
    Filed: August 11, 2022
    Date of Patent: August 22, 2023
    Assignee: DLX Enterprises, LLC
    Inventors: Jonathan Urhausen, Adam Barr, Donald Bierman
  • Publication number: 20220194495
    Abstract: An idler assembly includes a cylindrical hub defining an axis of rotation, a radial direction, and a circumferential direction. A stepped circumferential surface of the cylindrical hub has a first radially inner face, and a radially outer cylindrical face. Mounting holes extend radially into the radially outer cylindrical face. A first idler segment is attached to the cylindrical hub, and includes an at least partially flat body having a first planar chain link contacting surface. The cylindrical hub has a first set of metallurgical properties that is different than the second set of metallurgical properties of the first idler segment.
    Type: Application
    Filed: December 21, 2020
    Publication date: June 23, 2022
    Applicant: Caterpillar Inc.
    Inventors: Kevin L. Steiner, Donovan Stuart Clarke, Robert Donald Bierman, Eric B. Weisbruch, Jason L. Sebright, Martin Tagore Joseph Xavier, Daniel I. Knobloch, Philip Steffen Ricketts
  • Patent number: 11280107
    Abstract: A shelter system is shown and described. A hub for a shelter system is shown and described. A frame for a shelter system is shown and described. In one embodiment, the shelter system includes a frame, a cover and a hub. The frame may be collapsible. The cover is configured to fit with the frame. The hub may include a receiver slot, a receiver sleeve and an attachment projection. The result is a shelter system with reduced set up time, effort and requirements and improved strength and ease of use. The inventions may also be considered a shelter kit and/or a shelter and hub method.
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: March 22, 2022
    Assignee: DLX Enterprises, LLC
    Inventors: Jonathan Urhausen, Adam Barr, Donald Bierman
  • Patent number: 10941559
    Abstract: A shelter system is shown and described. A hub for a shelter system is shown and described. A frame for a shelter system is shown and described. In one embodiment, the shelter system includes a frame, a cover and a hub. The frame may be collapsible. The cover is configured to fit with the frame. The hub may include a receiver slot, a receiver sleeve and an attachment projection. The result is a shelter system with reduced set up time, effort and requirements and improved strength and ease of use. The inventions may also be considered a shelter kit and/or a shelter and hub method.
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: March 9, 2021
    Assignee: DLX Enterprises, LLC
    Inventors: Jonathan Urhausen, Adam Barr, Donald Bierman, Matt Tiller
  • Patent number: 10309093
    Abstract: A shelter system is shown and described. A hub for a shelter system is shown and described. A frame for a shelter system is shown and described. In one embodiment, the shelter system includes a frame, a cover and a hub. The frame may be collapsible. The cover is configured to fit with the frame. The hub may include a receiver slot, a receiver sleeve and an attachment projection. The result is a shelter system with reduced set up time, effort and requirements and improved strength and ease of use. The inventions may also be considered a shelter kit and/or a shelter and hub method.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: June 4, 2019
    Assignee: DLX Enterprises, LLC
    Inventors: Jonathan Urhausen, Adam Barr, Donald Bierman, Matt Tiller