Patents by Inventor Mikhail TIMOFEEV

Mikhail TIMOFEEV 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).

  • FACING STRUCTURE FOR A STAIR STEP FORWARD PORTION
    Publication number: 20080016796
    Abstract: A facing structure for a forward portion of steps of the stair comprises a working member made of a resilient material, a horizontal and a vertical fastening members connected to rearward and lower surfaces of the said working member. The thickness H of the working member and the modulus of elasticity E of a resilient material satisfy the relationships: H>h+h1, E H×k, where: h—the thickness of a facing material of the horizontal surface of stair steps [m], h1—the thickness of the horizontal fastening member [m], k=1011 [n/m3].
    Type: Application
    Filed: July 30, 2007
    Publication date: January 24, 2008
    Applicant: DAVIDOV DAVID YAKHYAEVICH
    Inventor: Mikhail TIMOFEEV