Patents by Inventor Leslie Griffith

Leslie Griffith 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-based patch composition and method
    Patent number: 11407899
    Abstract: An asphalt cold-patch compound composition and method are disclosed. The compound can include bituminous material and an oil binder mixed according to a ratio. For example, recycled roofing shingles and used motor oil can be mixed according to a ratio of about 9:1 to about 20:1. The compound is suitable for patching surfaces, such as roads, and can be placed in service without heating. The asphalt cold-patch compound can be made from recycled materials and can be applied without specialized heating equipment.
    Type: Grant
    Filed: March 19, 2018
    Date of Patent: August 9, 2022
    Assignee: BTAP, LLC
    Inventors: Sean T. Gillespie, Gilberto Garcia, Jr., Leslie Griffith
  • ASPHALT-BASED PATCH COMPOSITION AND METHOD
    Publication number: 20180208771
    Abstract: An asphalt cold-patch compound composition and method are disclosed. The compound can include bituminous material and an oil binder mixed according to a ratio. For example, recycled roofing shingles and used motor oil can be mixed according to a ratio of about 9:1 to about 20:1. The compound is suitable for patching surfaces, such as roads, and can be placed in service without heating. The asphalt cold-patch compound can be made from recycled materials and can be applied without specialized heating equipment.
    Type: Application
    Filed: March 19, 2018
    Publication date: July 26, 2018
    Inventors: Sean T. Gillespie, Gilberto Garcia, Leslie Griffith
  • Asphalt-based patch composition and method
    Patent number: 9951223
    Abstract: An asphalt cold-patch compound composition and method are disclosed. The compound can include bituminous material and an oil binder mixed according to a ratio. For example, recycled roofing shingles and used motor oil can be mixed according to a ratio of about 9:1 to about 20:1. The compound is suitable for patching surfaces, such as roads, and can be placed in service without heating. The asphalt cold-patch compound can be made from recycled materials and can be applied without specialized heating equipment.
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: April 24, 2018
    Assignee: BTAP, LLC
    Inventors: Sean T. Gillespie, Gilberto Garcia, Jr., Leslie Griffith
  • ASPHALT-BASED PATCH COMPOSITION AND METHOD
    Publication number: 20160145434
    Abstract: An asphalt cold-patch compound composition and method are disclosed. The compound can include bituminous material and an oil binder mixed according to a ratio. For example, recycled roofing shingles and used motor oil can be mixed according to a ratio of about 9:1 to about 20:1. The compound is suitable for patching surfaces, such as roads, and can be placed in service without heating. The asphalt cold-patch compound can be made from recycled materials and can be applied without specialized heating equipment.
    Type: Application
    Filed: November 26, 2014
    Publication date: May 26, 2016
    Inventors: Sean T. Gillespie, Gilberto Garcia, JR., Leslie Griffith
  • Herbicidal compositions
    Patent number: 6906005
    Abstract: The present invention relates to surfactant systems and in particular herbicidal compositions comprising a water soluble herbicide and/or a salt thereof and a surfactant system, wherein the surfactant system comprises at least two surfactants selected from the group consisting of: i) alkyldiamine tetraalkoxylate surfactants; ii) N-alkyl alkyldiamine trialkoxylate surfactants; and iii) phosphated alcohol alkoxylate surfactants.
    Type: Grant
    Filed: November 30, 2001
    Date of Patent: June 14, 2005
    Assignee: Huntsman Corporation Australia Pty Ltd
    Inventors: Andrew Francis Kirby, Ashley Scott Martin, Paul Leslie Griffiths
  • Herbicidal compositions
    Publication number: 20040063586
    Abstract: The present invention relates to surfactant systems and in particular herbicidal compositions comprising a water soluble herbicide and/or a salt thereof and a surfactant system, wherein the surfactant system comprises at least two surfactants selected from the group consisting of: i) alkyldiamine tetraalkoxylate surfactants; ii) N-alkyl alkyldiamine trialkoxylate surfactants; and iii) phosphated alcohol alkoxylate surfactants.
    Type: Application
    Filed: September 22, 2003
    Publication date: April 1, 2004
    Inventors: Andrew Francis Kirby, Ashley Scott Martin, Paul Leslie Griffiths
  • Herbicidal compositions
    Patent number: 6248695
    Abstract: This invention relates to a herbicidal composition comprising N-phosphonomethylglycine and/or a salt thereof and an alkyldiamine tetraalkoxylate surfactant, a surfactant composition useful in glyphosate compositions and a method for controlling or eradicating unwanted plants or vegetation.
    Type: Grant
    Filed: July 19, 1999
    Date of Patent: June 19, 2001
    Assignee: Huntsman Surfactants Technology Corporation
    Inventors: Paul Leslie Griffiths, Andrew Francis Kirby, Stephen Patrick Tonner