Patents by Inventor Steven M. Caldwell

Steven M. Caldwell 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: 10633845
    Abstract: A plumbing trap is provided with a top access clean out for use with a P-trap. A horizontal extension conduit having an elbow having a threaded connection for attachment to a P-trap. The elbow forms an outside curvature at which is formed a clean out member providing bi-directional access within the plumbing passageway. The clean out member allows for access without having to remove the P-trap and while fluid flow is maintained within the passageway. The clean out member includes an outlet aligned along an axis that is positioned in a vertical plane at a 45° angle relative to the first axis and a 45° angle relative to the second axis and a 45° angle relative to horizontal plane relative to the first axis. A second clean out member may be positioned in a mirror image and at a 90° angle to the first clean out.
    Type: Grant
    Filed: July 20, 2018
    Date of Patent: April 28, 2020
    Assignee: Oxxo, LLC
    Inventors: Patrick F. Keohane, Steven M. Caldwell
  • Publication number: 20190112795
    Abstract: Disclosed is a plumbing trap provided with a top access clean out for use with a P-trap. A horizontal extension conduit having an elbow having a threaded connection for attachment to a P-trap. The elbow forms an outside curvature at which is formed a clean out member providing bi-directional access within the plumbing passageway. The clean out member allows for access without having to remove the P-trap and while fluid flow is maintained within the passageway. The clean out member includes an outlet aligned along an axis that is positioned in a vertical plane at a 45° angle relative to the first axis and a 45° angle relative to the second axis and a 45° angle relative to horizontal plane relative to the first axis. A second clean out member may be positioned in a mirror image and at a 90° angle to the first clean out.
    Type: Application
    Filed: July 20, 2018
    Publication date: April 18, 2019
    Inventors: Patrick F. Keohane, Steven M. Caldwell