Patents by Inventor Harvey S. Levine

Harvey S. Levine 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).

  • Intumescent heat- and fire-resistant composition and substrate coated therewith
    Patent number: 5356568
    Abstract: An intumescent, fire retardant coating composition comprising an organic binder, an inorganic binder, a blowing agent, a carbonific, a phosphorous containing material, a halogen containing material, an inorganic filler, and an organic solvent. The invention also relates to a substrate coated with the composition and a method of applying the coating on a substrate.
    Type: Grant
    Filed: October 29, 1990
    Date of Patent: October 18, 1994
    Inventor: Harvey S. Levine