Patents by Inventor Francis J. Appleyard

Francis J. Appleyard 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).

  • Non-directional floor tile
    Patent number: 4574065
    Abstract: A floor tile product is manufactured with a random or non-directional tile pattern. This is accomplished by adding a hard material such as ground marble to the tile base mix. This hard material will not elongate under the pressure of the calender roll to provide a directional effect. The hard material appears in the surface of the finished tile as a dot pattern which has no smeared or directional, elongated shape.
    Type: Grant
    Filed: July 27, 1984
    Date of Patent: March 4, 1986
    Assignee: Armstrong World Industries, Inc.
    Inventors: Francis J. Appleyard, John H. Young
  • Method of maintaining key between silicone belt and vinyl resin blanket by applying a corona discharge to the belt
    Patent number: 4253896
    Abstract: A method of causing a vinyl resin blanket to adhere to a silicone belt during removal of a printing transfer sheet by applying a corona discharge to the belt.
    Type: Grant
    Filed: May 10, 1979
    Date of Patent: March 3, 1981
    Assignee: Armstrong Cork Company
    Inventors: Francis J. Appleyard, George E. Bagley
  • Method of treating waste sheet flooring
    Patent number: 4020020
    Abstract: Scrap sheet floor covering is recovered for reuse through the use of a Banbury mixer. The mixer grinds pre-diced scrap and abrades away asbestos filler backing material from the vinyl wear layer material. Binder scrap or virgin resin and plasticizer is added to convert the scrap sheet floor material to a raw material for use in manufacturing fiber filled vinyl tile.
    Type: Grant
    Filed: June 17, 1975
    Date of Patent: April 26, 1977
    Assignee: Armstrong Cork Company
    Inventors: Francis J. Appleyard, Stavros C. Stavrinou