Patents by Inventor Dennard Charles Gilpin

Dennard Charles Gilpin 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).

  • Concrete void forming method and device
    Patent number: 10000938
    Abstract: This disclosure describes devices and methods for forming voids in or adjacent concrete structures. In some embodiments, a device may include a structure. The structure may be substantially planar. The structure may include a plurality of channels extending therefrom. In some embodiments, the channels are closed at a first end distal from the structure. In some embodiments, the channels are open at a second end proximal to the structure. In some embodiments, the device may be formed from a molded pulp. The molded pulp may be configured to inhibit penetration of water. In some embodiments, the device may be configured to substantially support poured concrete during at least a portion of a curing process of the poured concrete.
    Type: Grant
    Filed: June 12, 2017
    Date of Patent: June 19, 2018
    Inventors: Dennard Charles Gilpin, Bruce Duane Stiles, Stephen Ray Stiles
  • CONCRETE VOID FORMING METHOD AND DEVICE
    Publication number: 20170275903
    Abstract: This disclosure describes devices and methods for forming voids in or adjacent concrete structures. In some embodiments, a device may include a structure. The structure may be substantially planar. The structure may include a plurality of channels extending therefrom. In some embodiments, the channels are closed at a first end distal from the structure. In some embodiments, the channels are open at a second end proximal to the structure. In some embodiments, the device may be formed from a molded pulp. The molded pulp may be configured to inhibit penetration of water. In some embodiments, the device may be configured to substantially support poured concrete during at least a portion of a curing process of the poured concrete.
    Type: Application
    Filed: June 12, 2017
    Publication date: September 28, 2017
    Inventors: Dennard Charles Gilpin, Bruce Duane Stiles, Stephen Ray Stiles
  • Device for forming a void in a concrete foundation
    Patent number: 9771728
    Abstract: This disclosure describes devices and methods for forming voids in or adjacent concrete structures. In some embodiments, a device may include a structure. The structure may be substantially planar. The structure may include a plurality of channels extending therefrom. In some embodiments, the channels are closed at a first end distal from the structure. In some embodiments, the channels are open at a second end proximal to the structure. In some embodiments, the device may be formed from a molded pulp. The molded pulp may be configured to inhibit penetration of water. In some embodiments, the device may be configured to substantially support poured concrete during at least a portion of a curing process of the poured concrete.
    Type: Grant
    Filed: May 23, 2013
    Date of Patent: September 26, 2017
    Inventors: Dennard Charles Gilpin, Bruce Duane Stiles, Stephen Ray Stiles
  • CONCRETE VOID FORMING METHOD AND DEVICE
    Publication number: 20130313740
    Abstract: This disclosure describes devices and methods for forming voids in or adjacent concrete structures. In some embodiments, a device may include a structure. The structure may be substantially planar. The structure may include a plurality of channels extending therefrom. In some embodiments, the channels are closed at a first end distal from the structure. In some embodiments, the channels are open at a second end proximal to the structure. In some embodiments, the device may be formed from a molded pulp. The molded pulp may be configured to inhibit penetration of water. In some embodiments, the device may be configured to substantially support poured concrete during at least a portion of a curing process of the poured concrete.
    Type: Application
    Filed: May 23, 2013
    Publication date: November 28, 2013
    Inventors: Dennard Charles Gilpin, Bruce Duane Stiles, Stephen Ray Stiles