Patents by Inventor Daniel Wittenberg

Daniel Wittenberg 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: 9580156
    Abstract: A floating dock is provided. The floating dock has a buoyant core. The sidewalls of the buoyant core have grooves. A reinforcing truss is embedded in and extends through the grooves. The grooves may be filled with concrete.
    Type: Grant
    Filed: August 15, 2012
    Date of Patent: February 28, 2017
    Assignee: 0926084 B.C. Ltd.
    Inventors: Daniel Wittenberg, Lockhart Gordon McCallum, Robert William Richard Field
  • Publication number: 20150307170
    Abstract: A floating dock is provided. The floating dock has a buoyant core. The sidewalls of the buoyant core have grooves. A reinforcing truss is embedded in and extends through the grooves. The grooves may be filled with concrete.
    Type: Application
    Filed: August 15, 2012
    Publication date: October 29, 2015
    Applicant: 0926084 B.C. LTD.
    Inventors: Daniel WITTENBERG, Lockhart Gordon MCCALLUM, Robert William Richard FIELD
  • Patent number: 8132986
    Abstract: A water ballasted wave attenuator is provided. The water ballasted wave attenuator includes (a) a hollow shell formed of reinforced concrete; (b) a flotation medium in the upper region of the shell (a); (c) a water ballast chamber disposed in the lower region of the interior of the shell; (d) at least one water vent connecting the water ballast chamber with the exterior of the shell; and (e) at least one air vent connecting the water ballast chamber with the exterior of the shell, the at least one air vent including an outlet located higher than the at least one water vent.
    Type: Grant
    Filed: September 10, 2009
    Date of Patent: March 13, 2012
    Assignee: I.M.F.S. International Marine Floatation Systems Inc.
    Inventors: Daniel Wittenberg, Lockhart Gordon McCallum, Robert William Richard Field
  • Publication number: 20110150573
    Abstract: This invention relates to a novel water ballasted wave attenuator that can be used to diminish or eliminate the impact of waves on shorelines or objects located in or on water bodies. A water ballasted wave attenuator comprising: (a) a hollow shell formed of reinforced concrete; (b) a flotation medium disposed in the upper region of the interior of the reinforced concrete shell (a); (c) an air chamber disposed below the flotation medium (b) in the lower region of the interior of the reinforced concrete shell; and, (d) at least one water vent located in the interior of the reinforced concrete shell (a), said vent connecting the interior of the shell with the exterior of the shell.
    Type: Application
    Filed: September 14, 2009
    Publication date: June 23, 2011
    Applicant: I.M.F.S. International Marine Floatation Systems Inc.
    Inventors: Daniel Wittenberg, Lockhart Gordon Mccallum, Robert William Richard Field
  • Publication number: 20100067987
    Abstract: This invention relates to a novel water ballasted wave attenuator that can be used to diminish or eliminate the impact of waves on shorelines or objects located in or on water bodies. A water ballasted wave attenuator comprising: (a) a hollow shell formed of reinforced concrete; (b) a flotation medium disposed in the upper region of the interior of the reinforced concrete shell (a); (c) an air chamber disposed below the flotation medium (b) in the lower region of the interior of the reinforced concrete shell; and, (d) at least one water vent located in the interior of the reinforced concrete shell (a), said vent connecting the interior of the shell with the exterior of the shell.
    Type: Application
    Filed: September 10, 2009
    Publication date: March 18, 2010
    Applicant: I.M.F.S. International Marine Floatation Systems Inc.
    Inventors: Daniel Wittenberg, Lockhart Gordon McCallum, Robert William Richard Field
  • Patent number: 4881482
    Abstract: This invention is directed to a novel floating storage facility for fluid-like materials which can be used to store products in a water related environment. The floating storage facility module includes a waterproof pressure compensating diaphragm which is suitable for retaining a fluid-like product within the diaphragm, and (b) a flotation collar associated with the diaphragm to enable the diaphragm to be immersed in a designated manner in the body of water.
    Type: Grant
    Filed: May 31, 1988
    Date of Patent: November 21, 1989
    Inventors: Stanley R. Sandwith, Daniel Wittenberg