Patents by Inventor Derek J. Layfield

Derek J. Layfield 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).

  • Interior wall and partition construction
    Patent number: 7127858
    Abstract: An improved interior wall construction that provides both sound attenuating and fire resistant properties. The improved wall construction eliminates the need for conventional vertical studs by including at least one rigid interior structural panel comprised of compressed straw. A compressed straw panel is situated in a substantially layered configuration with conventional non-woven insulation, at least one air space and a gypsum board sheet on each face. Connection between the compressed straw panel and at least one gypsum board sheet is comprised semi-flexible substantially Z-shaped resilient channel members. The Z-shaped channel members and compressed straw panel each being capable of partially attenuating sound energy passed therethrough.
    Type: Grant
    Filed: October 4, 2005
    Date of Patent: October 31, 2006
    Assignee: Strawmen, L.P.
    Inventor: Derek J. Layfield
  • Interior wall and partition construction
    Patent number: 7032356
    Abstract: An improved interior wall construction that provides both sound attenuating and fire resistant properties. The improved wall construction eliminates the need for conventional vertical studs by including at least one rigid interior structural panel comprised of compressed straw. A compressed straw panel is situated in a substantially layered configuration with conventional non-woven insulation, at least one air space and a gypsum board sheet on each face. Connection between the compressed straw panel and at least one gypsum board sheet is comprised semi-flexible substantially Z-shaped resilient channel members. The Z-shaped channel members and compressed straw panel each being capable of partially attenuating sound energy passed therethrough.
    Type: Grant
    Filed: November 14, 2003
    Date of Patent: April 25, 2006
    Inventor: Derek J. Layfield