Patents by Inventor Norman Leroy Kennedy

Norman Leroy Kennedy 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).

  • Asphalt emulsifiers derived from pyrolyzed wood
    Patent number: 9868855
    Abstract: Asphalt emulsifiers and asphalt emulsions comprised of alkali metal or ammonium salts of a biomass pyrolysis oil, such as a pyrolytic wood tar oil, where the biomass pyrolysis oil is used as made from a pyrolysis process with only water washing, are disclosed.
    Type: Grant
    Filed: March 14, 2014
    Date of Patent: January 16, 2018
    Assignee: Pinova, Inc.
    Inventors: Ralph Brian Merck, Norman Leroy Kennedy
  • ASPHALT EMULSIFIERS DERIVED FROM PYROLYZED WOOD
    Publication number: 20140261077
    Abstract: Asphalt emulsifiers and asphalt emulsions comprised of alkali metal or ammonium salts of a biomass pyrolysis oil, such as a pyrolytic wood tar oil, where the biomass pyrolysis oil is used as made from a pyrolysis process with only water washing, are disclosed.
    Type: Application
    Filed: March 14, 2014
    Publication date: September 18, 2014
    Applicant: PINOVA, INC.
    Inventors: Ralph Brian Merck, Norman Leroy Kennedy
  • Asphalt emulsion containing solidified pyrolytic wood tar oil
    Patent number: 6512090
    Abstract: Asphalt emulsions containing emulsifiers comprising alkali metal or ammonium salts of solidified pyrolytic wood tar oil. Resinous compositions useful as asphalt emulsifiers comprising: (a) solidified pyrolytic wood tar oil and salts thereof, and (b) rosins and salts thereof.
    Type: Grant
    Filed: November 15, 2000
    Date of Patent: January 28, 2003
    Assignee: Hercules Incorporated
    Inventors: Richard Robert Suchanec, Norman Leroy Kennedy