Patents by Inventor Darren A. O'Rourke

Darren A. O'Rourke 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).

  • Publication number: 20120199721
    Abstract: A combination retaining wall structure and masonry form apparatus is provided having a first block with a depending lip and a non-linear edge, a second block having an upper surface with a recess presenting an inwardly facing edge, the second block being positioned with respect to a rotational axis through the first block. A zone of contact is located at the intersection of the inwardly facing edge and the outwardly facing edge, providing an area for rotation of the first block about the rotational axis of the second block. The first and second blocks forming a non-linear masonry wall structure having an upright axis, about which plural blocks may be rotated. The depending lip and recess being provided by a masonry form having a first, second, third and fourth sides, the first and second sides being removable for interchangeably configuring the first and second block.
    Type: Application
    Filed: February 6, 2012
    Publication date: August 9, 2012
    Inventors: David P. Van Lerberg, Darren A. O'Rourke
  • Patent number: 8136325
    Abstract: In an embodiment of the present invention, the foregoing is addressed by providing a combination retaining wall structure and masonry form apparatus comprising a first block having a depending lip with non-linear edge, a second block having an upper surface with a recess presenting an inwardly facing edge, the second block being positioned with respect to a rotational axis through the first block. A zone of contact is located at the intersection of the inwardly facing edge and the outwardly facing edge, providing an area for rotation of the first block about the rotational axis of the second block. The first and second blocks forming a non-linear masonry wall structure having an upright axis, about which plural blocks may be rotated. The depending lip and recess being provided by a masonry form having a first, second, third and fourth sides, the first and second sides being removable for interchangeably configuring the first and second block.
    Type: Grant
    Filed: October 20, 2005
    Date of Patent: March 20, 2012
    Inventors: David P. Van Lerberg, Darren A. O'Rourke