Patents by Inventor Mark T. Simmons

Mark T. Simmons 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).

  • Publication number: 20170175394
    Abstract: The present invention includes a material and method of installing a construction material for dry or arid climates, comprising: a growth media comprising an abiotic porous material and activated charcoal such as biochar; and at least one of a compost, grain hulls and nut shells, wherein plants in the material are able to survive without exogenous water for use in areas comprising at least one of Aw, BS, BW, Csa, Csb, Ds or Dw climates according to the Koppen-Geiger climate classification.
    Type: Application
    Filed: March 18, 2015
    Publication date: June 22, 2017
    Inventor: Mark T. Simmons
  • Patent number: 4469373
    Abstract: A portable baby seat has a flexible seat portion hung from a tubular frame for cantilevered mounting on a table edge. A U-shaped horizontal frame member extends through a hollow top seam of the seat's back and sides with end portions of the member extending forwardly for engagement with the top of the table. Each of a pair of lower support arms engage the underside of the table at a point forward of the U-shaped member's engagement. Each support arm is mounted by means of a rotatable sleeve on one of the U-shaped member's end portions. Connected to each sleeve is a curved member having a downwardly extending arm portion, a forwardly extending arm portion, and an upwardly extending end portion. The downwardly extending end portion extends in a direction away from the axis of rotation of the sleeve, while the upwardly extending end portion extends in a direction towards the axis of rotation of the sleeve.
    Type: Grant
    Filed: February 24, 1982
    Date of Patent: September 4, 1984
    Assignee: Simmons & Simmons, Inc.
    Inventors: Mark T. Simmons, Darrell G. Simmons
  • Patent number: 4322110
    Abstract: A portable baby seat has a flexible seat portion hung from a tubular frame for cantilevered mounting on a table edge. A U-shaped horizontal frame member extends through a hollow top seam of the seat's back and sides with end portions of the member extending forwardly for engagement with the top of the table. Each of a pair of lower support arms engage the underside of the table at a point forward of the U-shaped member's engagement. Each support arm is mounted by means of a rotatable sleeve on one of the U-shaped member's end portions. Connected to each sleeve is a curved member having a downwardly extending arm portion, a forwardly extending arm portion, and an upwardly extending end portion. The downwardly extending end portion extends in a direction away from the axis of rotation of the sleeve, while the upwardly extending end portion extends in a direction towards the axis of rotation of the sleeve.
    Type: Grant
    Filed: March 28, 1980
    Date of Patent: March 30, 1982
    Inventors: Mark T. Simmons, Darrell G. Simmons