Patents by Inventor Barbara A. Hartmann

Barbara A. Hartmann 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: 5902778
    Abstract: A post-foaming gel shaving composition is disclosed which contains from about 40 to about 90 percent by weight water; from about 4 to about 25 percent by weight water-soluble soap; from about 0.5 to about 12 percent by weight aliphatic liquid post-foaming agent selected from the group consisting of saturated aliphatic hydrocarbons; from about 0.01 to about 5 percent by weight of at least one water-soluble gelling agent forming in said composition a gel having a yield value sufficiently high to restrain said composition from foaming for at least about 60 seconds; and from about 0.1 to about 2 percent by weight of a poly(ethylene oxide) having an average molecular weight of at least 2.times.10.sup.5.
    Type: Grant
    Filed: July 7, 1997
    Date of Patent: May 11, 1999
    Assignee: Pfizer Inc
    Inventors: Barbara A. Hartmann, Athanasios S. Ladas, Dino G. Muccia
  • Patent number: 5560859
    Abstract: A post-foaming gel shaving composition is disclosed which contains from about 40 to about 90 percent by weight water; from about 4 to about 25 percent by weight water-soluble soap; from about 0.5 to about 12 percent by weight aliphatic liquid post-foaming agent selected from the group consisting of saturated aliphatic hydrocarbons; from about 0.01 to about 5 percent by weight of at least one water-soluble gelling agent forming in said composition a gel having a yield value sufficiently high to restrain said composition from foaming for at least about 60 seconds; and from about 0.1 to about 2 percent by weight of a poly(ethylene oxide) having an average molecular weight of at least 2.times.10.sup.5.
    Type: Grant
    Filed: June 1, 1995
    Date of Patent: October 1, 1996
    Assignee: Pfizer Inc.
    Inventors: Barbara A. Hartmann, Athanasios S. Ladas, Dino G. Muccia