Patents by Inventor Charles A. Roth

Charles A. Roth 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).

  • Cationic polydiorganosiloxanes for treating proteinaceous substrates
    Patent number: 4597964
    Abstract: New cationic polydiorganosiloxanes are disclosed that are substantive to proteinaceous substrates. These cationic polydiorganosiloxanes have methyl substituents, and diaminoalkyl substituents reacted with benzyl chloride. These cationic polydiorganosiloxanes are easily emulsified and are useful for treating human hair, human skin, and animal fur.
    Type: Grant
    Filed: May 30, 1984
    Date of Patent: July 1, 1986
    Assignees: Aplin & Barrett, Ltd., Dow Corning Corporation
    Inventors: Maris J. Ziemelis, Charles A. Roth
  • Cationic polydiorganosiloxanes for treating proteinaceous substrates
    Patent number: 4472566
    Abstract: New cationic polydiorganosiloxanes are disclosed that are substantive to proteinaceous substrates. These cationic polydiorganosiloxanes have methyl substituents, and diaminoalkyl substituents reacted with benzyl chloride. These cationic polydiorganosiloxanes are easily emulsified and are useful for treating human hair, human skin, and animal fur.
    Type: Grant
    Filed: December 14, 1983
    Date of Patent: September 18, 1984
    Assignee: Dow Corning Corporation
    Inventors: Maris J. Ziemelis, Charles A. Roth
  • Three component common hydraulic fluid comprising a non-linear siloxane fluid
    Patent number: 4137189
    Abstract: A composition is disclosed which consists essentially of (A) select siloxane fluids, (B) select chlorendates and (C) select metal phosphorodithioates or dithiocarbamates. These compositions are useful as hydraulic fluids in power steering, power brake and other systems requiring the transmission of power from one place to another via a fluid medium.
    Type: Grant
    Filed: January 19, 1977
    Date of Patent: January 30, 1979
    Assignee: Dow Corning Corporation
    Inventors: George W. Holbrook, Eugene R. Jakubczak, Charles A. Roth