Patents by Inventor Andrew Hanz

Andrew Hanz 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).

  • Sterol additive in asphalt pavement
    Patent number: 12163294
    Abstract: Pavement aging can be reduced by applying to an asphalt-containing pavement a topcoat layer or a surface treatment containing asphalt binder with sterols.
    Type: Grant
    Filed: December 21, 2022
    Date of Patent: December 10, 2024
    Assignees: A.I.M. HOLDING COMPANY, ERGON ASPHALT & EMULSIONS, INC.
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • Asphalt emulsion surface treatment containing sterol
    Patent number: 12084577
    Abstract: Pavement aging can be reduced by applying to an asphalt-containing pavement a topcoat layer or a surface treatment containing asphalt binder emulsion with sterols.
    Type: Grant
    Filed: June 14, 2023
    Date of Patent: September 10, 2024
    Assignees: A.L.M. Holding Company, Ergon Asphalt & Emulsions, Inc.
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • AGE RATE RETARDING ADDITIVES FOR ASPHALT BINDERS
    Publication number: 20240209209
    Abstract: This disclosure describes further age retarding additives for asphalt binders. These additives comprise three structural elements i) a fused hydrocarbon ring structure, ii) a polar element attached to the ring structure, and iii) an aliphatic element attached to the ring structure opposite the polar element.
    Type: Application
    Filed: April 26, 2022
    Publication date: June 27, 2024
    Inventors: Gerald H. Reinke, Gaylon l. Baumggardner, Andrew Hanz
  • CRUDE STEROL AS AN ADDITIVE IN ASPHALT BINDER
    Publication number: 20240141170
    Abstract: Disclosed are binders and methods for making such binders with crude sterols. The crude sterols improve various rheological properties of the binders.
    Type: Application
    Filed: January 3, 2024
    Publication date: May 2, 2024
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • Crude sterol as an additive in asphalt binder
    Patent number: 11912874
    Abstract: Disclosed are binders and methods for making such binders with crude sterols. The crude sterols improve various rheological properties of the binders. The disclosure provides a method for slowing the aging rate of aged asphalt binder comprising adding a crude sterol to an asphalt binder, wherein the asphalt binder comprises both virgin asphalt binder, and reclaimed asphalt binder material comprising asphalt pavement (RAP), asphalt shingles (RAS) or combinations of RAP and RAS.
    Type: Grant
    Filed: December 5, 2016
    Date of Patent: February 27, 2024
    Assignees: A.L.M. Holding Company, Ergon Asphalt & Emulsions, Inc.
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • ASPHALT EMULSION SURFACE TREATMENT CONTAINING STEROL
    Publication number: 20230323126
    Abstract: Pavement aging can be reduced by applying to an asphalt-containing pavement a topcoat layer or a surface treatment containing asphalt binder emulsion with sterols.
    Type: Application
    Filed: June 14, 2023
    Publication date: October 12, 2023
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • Method for identifying the extent of aging in an asphalt
    Patent number: 11760882
    Abstract: Disclosed are asphalt and asphalt binders and methods for making such compositions with sterols. The sterols improve various rheological properties. Also disclosed are methods of determining the changes or improvements of various rheoloical properties.
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: September 19, 2023
    Assignees: A.L.M. Holding Company, Ergon Asphalt & Emulsions, Inc.
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • STEROL BLENDS AS AN ADDITIVE IN ASPHALT BINDER
    Publication number: 20230257303
    Abstract: Disclosed are asphalt binder compositions and methods for making such compositions with pure sterol:crude sterol blends. The sterol blends improve various rheological properties.
    Type: Application
    Filed: April 26, 2023
    Publication date: August 17, 2023
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • Asphalt emulsion surface treatment containing sterol
    Patent number: 11718756
    Abstract: Pavement aging can be reduced by applying to an asphalt-containing pavement a topcoat layer or a surface treatment containing asphalt binder emulsion with sterols.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: August 8, 2023
    Assignees: A.L.M. Holding Company, Ergon Asphalt & Emulsions, Inc.
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • Sterol blends as an additive in asphalt binder
    Patent number: 11667570
    Abstract: Disclosed are asphalt binder compositions and methods for making such compositions with pure sterol:crude sterol blends. The sterol blends improve various rheological properties.
    Type: Grant
    Filed: August 13, 2021
    Date of Patent: June 6, 2023
    Assignees: A.L.M. Holding Company, Ergon Asphalt & Emulsions, Inc.
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • STEROL ADDITIVE IN ASPHALT PAVEMENT
    Publication number: 20230128467
    Abstract: Pavement aging can be reduced by applying to an asphalt-containing pavement a topcoat layer or a surface treatment containing asphalt binder with sterols.
    Type: Application
    Filed: December 21, 2022
    Publication date: April 27, 2023
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • Sterol additive in asphalt pavement
    Patent number: 11542668
    Abstract: Pavement aging can be reduced by applying to an asphalt-containing pavement a topcoat layer or a surface treatment containing asphalt binder with sterols.
    Type: Grant
    Filed: February 1, 2018
    Date of Patent: January 3, 2023
    Assignees: ERGON ASPHALT & EMULSIONS, INC., A.L.M. HOLDING COMPANY
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • Use of sterols from animal waste as an additive in asphalt binder
    Patent number: 11427697
    Abstract: Disclosed are asphalt binder compositions that contain at least one sterol or stanol additive, or blends of sterols and stanol additives, wherein the sterol or stanol additive is derived from an animal waste or manure source such as swine manure. These sterol and stanol-based additives improve various rheological properties of the asphalt binder compositions showing reduced and/or mitigated aging characteristics.
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: August 30, 2022
    Assignees: A.L.M. Holding Company, Ergon Asphalt & Emulsions, Inc.
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • STEROL IN ASPHALT ROOFING MATERIALS
    Publication number: 20220251387
    Abstract: Disclosed are compositions and methods of making and using asphalt roofing materials. The asphalt roofing materials include sterols. The sterols improve various rheological and aging properties of the asphalt roofing materials.
    Type: Application
    Filed: July 15, 2020
    Publication date: August 11, 2022
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • METHOD FOR IDENTIFYING THE EXTENT OF AGING IN AN ASPHALT
    Publication number: 20220195193
    Abstract: Disclosed are asphalt and asphalt binders and methods for making such compositions with sterols. The sterols improve various rheological properties. Also disclosed are methods of determining the changes or improvements of various rheoloical properties.
    Type: Application
    Filed: November 8, 2021
    Publication date: June 23, 2022
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • STEROL BLENDS AS AN ADDITIVE IN ASPHALT BINDER
    Publication number: 20210380477
    Abstract: Disclosed are asphalt binder compositions and methods for making such compositions with pure sterol:crude sterol blends. The sterol blends improve various rheological properties.
    Type: Application
    Filed: August 13, 2021
    Publication date: December 9, 2021
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • Method for identifying the extent of aging in an asphalt
    Patent number: 11168214
    Abstract: Disclosed are asphalt and asphalt binders and methods for making such compositions with sterols. The sterols improve various rheological properties. Also disclosed are methods of determining the changes or improvements of various rheoloical properties.
    Type: Grant
    Filed: December 5, 2016
    Date of Patent: November 9, 2021
    Assignees: A.L.M. Holding Company, Ergon Asphalt & Emulsions, Inc.
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • Sterol blends as an additive in asphalt binder
    Patent number: 11097981
    Abstract: Disclosed are asphalt binder compositions and methods for making such compositions with pure sterol:crude sterol blends. The sterol blends improve various rheological properties.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: August 24, 2021
    Assignees: A.L.M. Holding Company, Ergon Asphalt & Emulsions, Inc.
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • RECYCLING OF STEROL-CONTAINING ASPHALT BINDER
    Publication number: 20210017386
    Abstract: Disclosed are asphalt binder compositions and methods for making such compositions with sterol. The sterol improves various rheological and chemical properties of asphalt binder.
    Type: Application
    Filed: July 15, 2020
    Publication date: January 21, 2021
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz
  • STEROL BLENDS AS AN ADDITIVE IN ASPHALT BINDER
    Publication number: 20200354274
    Abstract: Disclosed are asphalt binder compositions and methods for making such compositions with pure sterol:crude sterol blends. The sterol blends improve various rheological properties.
    Type: Application
    Filed: May 29, 2020
    Publication date: November 12, 2020
    Inventors: Gerald H. Reinke, Gaylon L. Baumgardner, Andrew Hanz