Patents by Inventor Michael O. Malarkey

Michael O. Malarkey 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).

  • Fire resistant mat
    Patent number: 5484653
    Abstract: A non-woven fiber mat for use as a backing material for various components used in the building industry, and having improved fire resistant qualities. The mat comprises a blend of mineral fibers and glass fibers bonded together with a fire resistant binder system. The binder system comprises a mixture of a fire resistant latex and an aqueous aldehyde condensation polymer-based thermosetting resin. The preferred weight ratio of the latex to the aldehyde condensation polymer is at least 1:1 on a non-volatile basis. The binder may optionally further contain an aqueous silica colloid.
    Type: Grant
    Filed: April 6, 1994
    Date of Patent: January 16, 1996
    Assignee: Herbert Malarkey Roofing Company
    Inventors: Thomas D. Kennedy, Michael O. Malarkey, Larry R. Graves
  • Fire resistant mat
    Patent number: 5308692
    Abstract: A non-woven fiber mat for use as a backing material for various components used in the building industry, and having improved fire resistant qualities. The mat comprises a blend of mineral fibers and glass fibers bonded together with a fire resistant binder system. The binder system comprises a mixture of a fire resistant latex and an aqueous aldehyde condensation polymer-based thermosetting resin. The preferred weight ratio of the latex to the aldehyde condensation polymer is at least 1:1 on a non-volatile basis. The binder may optionally further contain an aqueous silica colloid.
    Type: Grant
    Filed: June 26, 1992
    Date of Patent: May 3, 1994
    Assignee: Herbert Malarkey Roofing Company
    Inventors: Thomas D. Kennedy, Michael O. Malarkey, Larry R. Graves