Patents by Inventor John J. Mailand

John J. Mailand 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).

  • Sanding wheel
    Patent number: 4484932
    Abstract: A motor-driven wheel for sanding irregular surfaces including a plurality of flexible support members projecting generally radially outwardly from a hub assembly and a plurality of separate nonconnected lengths of flexible abrasive-coated material projecting along the support members from within the hub assembly. Each of the lengths of abrasive-coated material is releasably secured in the hub assembly by separate members positioned adjacent the periphery of the hub assembly which permit, when released, individual movement of the individual lengths into or out of the hub assembly.
    Type: Grant
    Filed: December 14, 1983
    Date of Patent: November 27, 1984
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: John J. Mailand, Warren L. Langstraat, Daniel D. Smith
  • Weatherstrip assembly for entry door
    Patent number: 4463523
    Abstract: A weatherstrip assembly comprising an integral extrusion of polymeric material comprising a stiff portion adapted to be adhered on the vertical surface of a door with a flexible strip portion extending below the bottom edge of the door and along a threshold. A first magnetized strip is attached on the flexible portion and a second metal strip is adapted to be adhered to the surface of the threshold so that the strips will be face to face and releasably seal between the door and the threshold when the door is closed.
    Type: Grant
    Filed: March 16, 1982
    Date of Patent: August 7, 1984
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: John J. Mailand, Charles D. Huber
  • Adjustable weatherstrip assembly
    Patent number: 4447989
    Abstract: A weatherstrip assembly comprising an integral extrusion of polymeric material comprising a stiff L-shaped portion adapted to engage around an edge of the door, a flexible, resilient central strip-like portion, a stiff third strip-like portion extending from the edge of the second portion opposite the first portion, and a strip-like flexible flap portion having an edge joined at the juncture between the second and third portions. The first portion is adhered to a door by pressure-sensitive adhesive, the third portion is positioned in face-to-face contact with the outer surface of the first portion opposite the surface of the door and adjusted in a vertical direction with respect to said door to form the flexible second portion into a tube-like structure having a sufficient diameter to fill a void space between a frame and the edge of the door, and the first and second portions are attached in place by screws.
    Type: Grant
    Filed: March 16, 1982
    Date of Patent: May 15, 1984
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: John J. Mailand, Bruce E. Samuelson