Patents by Inventor Henry J. Witt

Henry J. Witt 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).

  • Toiletry formulations comprising low molecular weight carrageenan
    Patent number: 4543250
    Abstract: Toiletry formulations including low molecular carrageenan extractives which are present in amounts effective to provide for substantivity to hair and skin keratin and provide for conditioning of hair and skin as a result of the water-binding capacity of such extractives.
    Type: Grant
    Filed: April 11, 1983
    Date of Patent: September 24, 1985
    Assignee: FMC Corporation
    Inventor: Henry J. Witt
  • Support for electrophoresis and method of producing same
    Patent number: 4415428
    Abstract: An electrophoretic support comprising a base plate having on at least one side thereof, a layer of an adherent resin containing ethylenically unsaturated groups capable of undergoing copolymerization with acrylamide. The support provides excellent adhesion for polyacrylamide gels and other electrophoretic media such as agarose.
    Type: Grant
    Filed: January 27, 1982
    Date of Patent: November 15, 1983
    Assignee: FMC Corporation
    Inventors: Samuel Nochumson, Henry J. Witt
  • Agarose composition, aqueous gel and method of making same
    Patent number: 4290911
    Abstract: A finely-divided solid blend of (1) purified agarose having an electroendosmosis value (-Mr) below 0.10 with (2) a water-soluble gum which by itself is soluble in boiling water without gelling, free from charged groups and from electroendosmosis, and soluble in water to form a solution of gum having at a concentration no greater than 10% by weight a viscosity of at least 10 cps. at 25.degree. C. The blend is soluble in water to form a gel having no electroendosmosis and useful as a medium for carrying out isoelectric focusing.
    Type: Grant
    Filed: February 7, 1979
    Date of Patent: September 22, 1981
    Assignee: FMC Corporation
    Inventors: Richard B. Cook, Henry J. Witt