Patents by Inventor Frank J. Himpler

Frank J. Himpler 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).

  • Multifunctional biodispersant/biocidal compositions
    Patent number: 5603941
    Abstract: According to the present invention, there are provided stable, solid compositions which include (a) a biodispersant, including surfactants; (b) a biocide, including halogenated hydantoins; and (c) optionally, a halogen scavenger, including a hydantoin; In a further embodiment, these compositions are added to a substrate in order to remove or to inhibit the formation of a biofilm and to prevent or to inhibit the growth of or to kill microorganisms.
    Type: Grant
    Filed: May 3, 1994
    Date of Patent: February 18, 1997
    Assignee: Lonza, Inc.
    Inventors: Thomas E. Farina, Frank J. Himpler, J. Steven Colby