Patents Assigned to Keystone Retaining Wall Systems LLC
  • Patent number: 11958211
    Abstract: A block, block system and method of making a wall block. A block with multiple embodiments of a visually exposed surface having three dimensional shaped areas and three dimensional angular valleys or joints that can be used to construct a patio, wall, fence or the like; the multiple embodiments creating a more random and natural appearance. A mold box having a moveable liner and a stripper shoe that impart three dimensional shaped areas and three dimensional angular valleys or joints onto an exposed surface of a block. The moveable liner and stripper shoe also impart a parting line onto the exposed surface of the block.
    Type: Grant
    Filed: November 14, 2022
    Date of Patent: April 16, 2024
    Assignee: Keystone Retaining Wall Systems LLC
    Inventors: Robert A. MacDonald, Thomas S. Riccobene
  • Patent number: 11598094
    Abstract: A wall block having a block body and a vertical plane of symmetry. The block body having a front portion, a rear portion and a neck portion. The wall block including a core extending through the neck portion and dividing the neck portion into first and second neck wall members extending rearward from the front portion to the rear portion. The wall block having a flange extending downward from the block body. The wall block having a channel positioned in the rear portion of the block body. The wall block having a first plane parallel to the plane of symmetry that passes through the first neck wall member and a second plane parallel to the plane of symmetry that passes through the second neck wall member, the first and second planes being located approximately midway between the plane of symmetry and the lateral outermost points of the wall block.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: March 7, 2023
    Assignee: Keystone Retaining Wall Systems LLC
    Inventors: Robert John Lundell, Craig D. Moritz
  • Patent number: 11498241
    Abstract: A block, block system and method of making a wall block. A block with multiple embodiments of a visually exposed surface having three dimensional shaped areas and three dimensional angular valleys or joints that can be used to construct a patio, wall, fence or the like; the multiple embodiments creating a more random and natural appearance. A mold box having a moveable liner and a stripper shoe that impart three dimensional shaped areas and three dimensional angular valleys or joints onto an exposed surface of a block. The moveable liner and stripper shoe also impart a parting line onto the exposed surface of the block.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: November 15, 2022
    Assignee: Keystone Retaining Wall Systems LLC
    Inventors: Robert A. MacDonald, Thomas S. Riccobene
  • Patent number: 11401714
    Abstract: A retaining wall having a plurality of courses of retaining wall blocks including a first upper course and a second lower course. Each retaining wall block has opposed front and rear faces, opposed first and second side surfaces, and opposed and substantially parallel upper and lower surfaces, and at least one weight bearing pad extends from one of the upper and lower surfaces. The at least one weight bearing pad extends substantially from the rear face to the front face of the block. The weight bearing pads are the only areas of contact between the blocks in the first upper course and the blocks in the second lower course.
    Type: Grant
    Filed: December 30, 2019
    Date of Patent: August 2, 2022
    Assignee: Keystone Retaining Wall Systems, LLC
    Inventor: David M. LaCroix
  • Patent number: 11346559
    Abstract: An outdoor structure and structural system including a plurality of structural blocks having opposed top and bottom surfaces, opposed front and rear surfaces and opposed first and second side surfaces, the bottom surfaces of the plurality of structural blocks having a receiving channel extending along the bottom surface from the first side surface towards the second side surface, the receiving channel sized and shaped to receive and retain a hanger.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: May 31, 2022
    Assignee: Keystone Retaining Wall Systems LLC
    Inventors: William H. Karau, Richard Kenneth Magnuson
  • Patent number: 11174616
    Abstract: A wall block, wall block system, method of constructing a wall or other structure and a method of manufacturing a block wherein the wall block has a front, a rear, and two side surfaces, as least one of the surfaces consisting of multiple vertically planar surfaces of differing shapes and sizes and multiple faceted surfaces of differing shapes, sizes and contours.
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: November 16, 2021
    Assignee: KEYSTONE RETAINING WALL SYSTEMS LLC
    Inventors: Dominic T. Riccobene, Thomas S. Riccobene, David M. LaCroix
  • Patent number: 11060305
    Abstract: A landscaping block having a block body with at least a first side surface, a second side surface, a third side surface and a fourth side surface, and opposed and substantially parallel top and bottom surfaces. The patio block having at least one spacer projection extending outwardly from each of the at least first, second, third and fourth side surfaces. The patio block having at least one spacer locator positioned along each one of the first, second, third and fourth side surfaces. The at least one spacer locator positioned along each side surface has a retaining surface shaped to receive a spacer projection, at least a portion of the retaining surface extending outwardly from the side surface.
    Type: Grant
    Filed: May 18, 2020
    Date of Patent: July 13, 2021
    Assignee: Keystone Retaining Wall Systems LLC
    Inventors: Robert John Lundell, Robert A. MacDonald
  • Patent number: 10927547
    Abstract: Wall blocks, veneers, veneer connectors, walls, and methods of constructing walls are provided. More particularly, the invention relates to constructing walls in which a veneer panel is attached to a wall block with a connector and in which the front faces of the veneers have a desirable texture.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: February 23, 2021
    Assignee: Keystone Retaining Wall Systems LLC
    Inventor: Robert A. MacDonald
  • Publication number: 20200347596
    Abstract: A wall block having a block body and a vertical plane of symmetry. The block body having a front portion, a rear portion and a neck portion. The wall block including a core extending through the neck portion and dividing the neck portion into first and second neck wall members extending rearward from the front portion to the rear portion. The wall block having a flange extending downward from the block body. The wall block having a channel positioned in the rear portion of the block body. The wall block having a first plane parallel to the plane of symmetry that passes through the first neck wall member and a second plane parallel to the plane of symmetry that passes through the second neck wall member, the first and second planes being located approximately midway between the plane of symmetry and the lateral outermost points of the wall block.
    Type: Application
    Filed: July 23, 2020
    Publication date: November 5, 2020
    Applicant: KEYSTONE RETAINING WALL SYSTEMS LLC
    Inventors: Robert John Lundell, Craig D. Moritz
  • Publication number: 20200299920
    Abstract: A wall block, wall block system, method of constructing a wall or other structure and a method of manufacturing a block wherein the wall block has a front, a rear, and two side surfaces, as least one of the surfaces consisting of multiple vertically planar surfaces of differing shapes and sizes and multiple faceted surfaces of differing shapes, sizes and contours.
    Type: Application
    Filed: June 11, 2020
    Publication date: September 24, 2020
    Applicant: KEYSTONE RETAINING WALL SYSTEMS LLC
    Inventors: Dominic T. Riccobene, Thomas S. Riccobene, David M. LaCroix
  • Publication number: 20200284046
    Abstract: A landscaping block having a block body with at least a first side surface, a second side surface, a third side surface and a fourth side surface, and opposed and substantially parallel top and bottom surfaces. The patio block having at least one spacer projection extending outwardly from each of the at least first, second, third and fourth side surfaces. The patio block having at least one spacer locator positioned along each one of the first, second, third and fourth side surfaces. The at least one spacer locator positioned along each side surface has a retaining surface shaped to receive a spacer projection, at least a portion of the retaining surface extending outwardly from the side surface.
    Type: Application
    Filed: May 18, 2020
    Publication date: September 10, 2020
    Applicant: Keystone Retaining Wall Systems LLC
    Inventors: Robert John Lundell, Robert A. MacDonald
  • Patent number: 10760224
    Abstract: A block suitable for use in paving, edging or wall applications comprises a lower portion having parallel, substantially vertical side faces that are spaced apart by a first width, and an upper portion having parallel, substantially vertical side faces that are spaced apart by a second width. The second width is smaller than the first width of the lower portion, and the side faces of the upper portion are angled relative to the side faces of the lower portion. The block further comprises a transition portion between the upper and lower portions, having at least one slanted side extending between one or more sides of the lower portion and one or more sides, respectively, of the upper portion.
    Type: Grant
    Filed: June 24, 2019
    Date of Patent: September 1, 2020
    Assignee: KEYSTONE RETAINING WALL SYSTEMS LLC
    Inventors: Robert A. MacDonald, Thomas S. Riccobene
  • Patent number: 10760269
    Abstract: A wall block having a block body and a vertical plane of symmetry. The block body having a front portion, a rear portion and a neck portion. The wall block including a core extending through the neck portion and dividing the neck portion into first and second neck wall members extending rearward from the front portion to the rear portion. The wall block having a flange extending downward from the block body. The wall block having a channel positioned in the rear portion of the block body. The wall block having a first plane parallel to the plane of symmetry that passes through the first neck wall member and a second plane parallel to the plane of symmetry that passes through the second neck wall member, the first and second planes being located approximately midway between the plane of symmetry and the lateral outermost points of the wall block.
    Type: Grant
    Filed: October 22, 2018
    Date of Patent: September 1, 2020
    Assignee: KEYSTONE RETAINING WALL SYSTEMS LLC
    Inventors: Robert John Lundell, Craig D. Moritz
  • Patent number: 10760242
    Abstract: A block, block system and method of making a wall block. Multiple block embodiments with multiple embodiments of a visually exposed surface having three dimensional shaped areas and three dimensional angular valleys or joints that can be used to construct a patio, wall, fence or the like; the multiple embodiments creating a more random and natural appearance.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: September 1, 2020
    Assignee: KEYSTONE RETAINING WALL SYSTEMS LLC
    Inventors: Robert A. MacDonald, Thomas S. Riccobene
  • Patent number: 10760281
    Abstract: Wall blocks, veneers, veneer connectors, walls, and methods of constructing walls are provided. More particularly, the invention relates to constructing walls in which a veneer panel is attached to a wall block with a connector and in which the front faces of the veneers have a desirable texture.
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: September 1, 2020
    Assignee: KEYSTONE RETAINING WALL SYSTEMS LLC
    Inventors: Robert A. MacDonald, Robert John Lundell
  • Patent number: 10711425
    Abstract: A wall block, wall block system, method of constructing a wall or other structure and a method of manufacturing a block wherein the wall block has a front, a rear, and two side surfaces, as least one of the surfaces consisting of multiple vertically planar surfaces of differing shapes and sizes and multiple faceted surfaces of differing shapes, sizes and contours.
    Type: Grant
    Filed: March 6, 2019
    Date of Patent: July 14, 2020
    Assignee: KEYSTONE RETAINING WALL SYSTEMS LLC
    Inventors: Dominic T. Riccobene, Thomas S. Riccobene, David M. LaCroix
  • Patent number: D905282
    Type: Grant
    Filed: November 11, 2019
    Date of Patent: December 15, 2020
    Assignee: keystone Retaining Wall Systems LLC
    Inventors: Dominic T. Riccobene, Thomas S. Riccobene, David M. LaCroix
  • Patent number: D1036705
    Type: Grant
    Filed: April 28, 2021
    Date of Patent: July 23, 2024
    Assignee: Keystone Retaining Wall Systems, LLC
    Inventor: Robert John Lundell
  • Patent number: D1036706
    Type: Grant
    Filed: November 1, 2022
    Date of Patent: July 23, 2024
    Assignee: Keystone Retaining Wall Systems LLC
    Inventors: Robert Lundell, Brian Nemez
  • Patent number: D1041034
    Type: Grant
    Filed: April 28, 2021
    Date of Patent: September 3, 2024
    Assignee: Keystone Retaining Wall Systems, LLC
    Inventor: Robert John Lundell