Patents by Inventor Mark A. Harakal

Mark A. Harakal 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).

  • Patent number: 5539011
    Abstract: An amine softening additive is useful in softening all-water blown flexible polyurethane foam to achieve low IFD valves while retaining the other commercially necessary properties of the foam. The additives are tertiary amine polyisocyanate catalysts which contain at least one contiguous three carbon chain and should be added to the foam system at about 0.1 to 2.0 parts per hundred of polyol.
    Type: Grant
    Filed: October 20, 1994
    Date of Patent: July 23, 1996
    Assignee: OSi Specialties, Inc.
    Inventors: Brian L. Hilker, Mark A. Harakal, Susan B. McVey