Patents by Inventor Steven A. Kulchin

Steven A. Kulchin 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).

  • Soil nailing system
    Patent number: 6939084
    Abstract: A soil nailing system includes a temporary retaining wall for an excavation sidewall. Soil nails extend outwardly into the soil sidewall and are integrated with the temporary retaining wall. The soil nails comprise an easily shearable reinforcing rod made, for example, of fiberglass so that the area containing the soil nails can be excavated after permanent walls are provided in the excavation.
    Type: Grant
    Filed: March 30, 2004
    Date of Patent: September 6, 2005
    Inventor: Steven A. Kulchin
  • Soil nailing system
    Patent number: 6796745
    Abstract: A soil nailing system includes a temporary retaining wall for an excavation sidewall. Soil nails extend outwardly into the soil sidewall and are integrated with the temporary retaining wall. The soil nails comprise an easily shearable reinforcing rod made, for example, of fiberglass so that the area containing the soil nails can be excavated after permanent walls are provided in the excavation.
    Type: Grant
    Filed: September 17, 2002
    Date of Patent: September 28, 2004
    Inventor: Steven A. Kulchin
  • Soil nailing system
    Publication number: 20040179901
    Abstract: A soil nailing system includes a temporary retaining wall for an excavation sidewall. Soil nails extend outwardly into the soil sidewall and are integrated with the temporary retaining wall. The soil nails comprise an easily shearable reinforcing rod made, for example, of fiberglass so that the area containing the soil nails can be excavated after permanent walls are provided in the excavation.
    Type: Application
    Filed: March 30, 2004
    Publication date: September 16, 2004
    Inventor: Steven A. Kulchin
  • Soil nailing system
    Publication number: 20040052587
    Abstract: A soil nailing system includes a temporary retaining wall for an excavation sidewall. Soil nails extend outwardly into the soil sidewall and are integrated with the temporary retaining wall. The soil nails comprise an easily shearable reinforcing rod made, for example, of fiberglass so that the area containing the soil nails can be excavated after permanent walls are provided in the excavation.
    Type: Application
    Filed: September 17, 2002
    Publication date: March 18, 2004
    Inventor: Steven A. Kulchin
  • Permanent concrete wall construction and method
    Patent number: 4952097
    Abstract: Permanent concrete wall construction disposed adjacent the face of an excavation cut in the earth and having a base comprising a plurality of soil anchors extending into the earth through the face of the excavation cut. The soil anchors include reinforcing elements which have a definite lifteime in excess of 50 years. The soil anchors have proximal extremities which extend outwardly away from the face of the cut. A permanent concrete wall extending upwardly from the base of the excavation with the proximal extremities of said soil anchors being buried within the concrete wall. The concrete wall has a finished architectural surface formed as an integral part thereof.
    Type: Grant
    Filed: March 18, 1988
    Date of Patent: August 28, 1990
    Assignee: Kulchin & Associates
    Inventor: Steven A. Kulchin