Patents by Inventor Cameron I. Thomson

Cameron I. Thomson 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).

  • Patent number: 11938461
    Abstract: The present description provides adsorbent compositions and materials, and systems comprising the same that provide low DBL bleed emission performance. The described materials provide unexpected production advantages as compared to currently available materials.
    Type: Grant
    Filed: December 2, 2020
    Date of Patent: March 26, 2024
    Assignee: INGEVITY SOUTH CAROLINA, LLC
    Inventors: Cameron I. Thomson, Marta Leon Garcia
  • Patent number: 11732680
    Abstract: The present disclosure describes an evaporative emission control canister system that includes: one or more canisters comprising at least one vent-side particulate adsorbent volume comprising a particulate adsorbent having microscopic pores with a diameter of less than about 100 nm; macroscopic pores having a diameter of about 100-100,000 nm; and a ratio of a volume of the macroscopic pores to a volume of the microscopic pores that is greater than about 150%, and having a retentivity of about 1.0 g/dL or less. The system may further include a high butane working capacity adsorbent. The disclosure also describes a method for reducing emissions in an evaporative emission control system.
    Type: Grant
    Filed: February 18, 2021
    Date of Patent: August 22, 2023
    Assignee: INGEVITY SOUTH CAROLINA, LLC
    Inventors: Timothy M. Byrne, Laurence H. Hiltzik, Marta Leon Garcia, Cameron I. Thomson
  • Publication number: 20230105716
    Abstract: The present disclosure describes an evaporative emission control canister system that includes: one or more canisters comprising at least one vent-side particulate adsorbent volume comprising a particulate adsorbent having microscopic pores with a diameter of less than about 100 nm; macroscopic pores having a diameter of about 100 - 100,000 nm; and a ratio of a volume of the macroscopic pores to a volume of the microscopic pores that is greater than about 150%, and having a retentivity of about 1.0 g/dL or less. The system may further include a high butane working capacity adsorbent. The disclosure also describes a method for reducing emissions in an evaporative emission control system.
    Type: Application
    Filed: December 2, 2022
    Publication date: April 6, 2023
    Inventors: Timothy M. Byrne, Laurence H. Hiltzik, Marta Leon Garcia, Cameron I. Thomson
  • Patent number: 11565239
    Abstract: The present description provides high working capacity adsorbents with low DBL bleed emission performance properties that allows the design of evaporative fuel emission control systems that are lower cost, simpler and more compact than those possible by prior art. Emission control canister systems comprising the adsorbent material demonstrate a relatively high gasoline working capacity, and low emissions.
    Type: Grant
    Filed: September 22, 2021
    Date of Patent: January 31, 2023
    Assignee: INGEVITY SOUTH CAROLINA, LLC
    Inventors: Laurence H. Hiltzik, James R. Miller, Roger S. Williams, Cameron I. Thomson, Michael G. Heim, Emma M. Card, Stephan Charles Cronin
  • Publication number: 20220008895
    Abstract: The present description provides high working capacity adsorbents with low DBL bleed emission performance properties that allows the design of evaporative fuel emission control systems that are lower cost, simpler and more compact than those possible by prior art. Emission control canister systems comprising the adsorbent material demonstrate a relatively high gasoline working capacity, and low emissions.
    Type: Application
    Filed: September 22, 2021
    Publication date: January 13, 2022
    Inventors: Laurence H. Hiltzik, James R. Miller, Roger S. Williams, Cameron I. Thomson, Michael G. Heim, Emma M. Card, Stephan Charles Cronin
  • Patent number: 11154838
    Abstract: The present description provides high working capacity adsorbents with low DBL bleed emission performance properties that allows the design of evaporative fuel emission control systems that are lower cost, simpler and more compact than those possible by prior art. Emission control canister systems comprising the adsorbent material demonstrate a relatively high gasoline working capacity, and low emissions.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: October 26, 2021
    Assignee: INGEVITY SOUTH CAROLINA, LLC
    Inventors: Laurence H. Hiltzik, James R. Miller, Roger S. Williams, Cameron I. Thomson, Michael G. Heim, Emma M. Card, Stephan Charles Cronin
  • Publication number: 20210172402
    Abstract: The present disclosure describes an evaporative emission control canister system that includes: one or more canisters comprising at least one vent-side particulate adsorbent volume comprising a particulate adsorbent having microscopic pores with a diameter of less than about 100 nm; macroscopic pores having a diameter of about 100-100,000 nm; and a ratio of a volume of the macroscopic pores to a volume of the microscopic pores that is greater than about 150%, and having a retentivity of about 1.0 g/dL or less. The system may further include a high butane working capacity adsorbent. The disclosure also describes a method for reducing emissions in an evaporative emission control system.
    Type: Application
    Filed: February 18, 2021
    Publication date: June 10, 2021
    Inventors: Timothy M. Byrne, Laurence H. Hiltzik, Marta Leon Garcia, Cameron I. Thomson
  • Publication number: 20210162368
    Abstract: The present description provides adsorbent compositions and materials, and systems comprising the same that provide low DBL bleed emission performance. The described materials provide unexpected production advantages as compared to currently available materials.
    Type: Application
    Filed: December 2, 2020
    Publication date: June 3, 2021
    Inventors: Cameron I. Thomson, Marta Leon Garcia
  • Patent number: 10968870
    Abstract: The present disclosure describes an evaporative emission control canister system that includes: one or more canisters comprising at least one vent-side particulate adsorbent volume comprising a particulate adsorbent having microscopic pores with a diameter of less than about 100 nm; macroscopic pores having a diameter of about 100-100,000 nm; and a ratio of a volume of the macroscopic pores to a volume of the microscopic pores that is greater than about 150%, and having a retentivity of about 1.0 g/dL or less. The system may further include a high butane working capacity adsorbent. The disclosure also describes a method for reducing emissions in an evaporative emission control system.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: April 6, 2021
    Assignee: INGEVITY SOUTH CAROLINA, LLC
    Inventors: Timothy M. Byrne, Laurence H. Hiltzik, Marta Leon Garcia, Cameron I. Thomson
  • Patent number: 10828620
    Abstract: The present description relates to an adsorbent monolith, method to make the adsorbent monolith, and a gaseous storage system that includes an adsorbent monolith according to the present disclosure. In particular, the adsorbent monolith includes adsorbent, a binder, and a scaffold material.
    Type: Grant
    Filed: July 8, 2016
    Date of Patent: November 10, 2020
    Assignee: INGEVITY SOUTH CAROLINA, LLC
    Inventors: Billy-Paul M. Holbrook, Robert W. Mims, Jeffrey J. Homan, Cameron I. Thomson
  • Publication number: 20200291904
    Abstract: The present disclosure describes an evaporative emission control canister system that includes: one or more canisters comprising at least one vent-side particulate adsorbent volume comprising a particulate adsorbent having microscopic pores with a diameter of less than about 100 nm; macroscopic pores having a diameter of about 100-100,000 nm; and a ratio of a volume of the macroscopic pores to a volume of the microscopic pores that is greater than about 150%, and having a retentivity of about 1.0 g/dL or less. The system may further include a high butane working capacity adsorbent. The disclosure also describes a method for reducing emissions in an evaporative emission control system.
    Type: Application
    Filed: May 29, 2020
    Publication date: September 17, 2020
    Inventors: Timothy M. Byrne, Laurence H. Hiltzik, Marta Leon Garcia, Cameron I. Thomson
  • Patent number: 10704501
    Abstract: The present disclosure describes an evaporative emission control canister system that includes: one or more canisters comprising at least one vent-side particulate adsorbent volume comprising a particulate adsorbent having microscopic pores with a diameter of less than about 100 nm; macroscopic pores having a diameter of about 100-100,000 nm; and a ratio of a volume of the macroscopic pores to a volume of the microscopic pores that is greater than about 150%, and having a retentivity of about 1.0 g/dL or less. The system may further include a high butane working capacity adsorbent. The disclosure also describes a method for reducing emissions in an evaporative emission control system.
    Type: Grant
    Filed: June 19, 2018
    Date of Patent: July 7, 2020
    Assignee: INGEVITY SOUTH CAROLINA, LLC
    Inventors: Timothy M. Byrne, Laurence H. Hiltzik, Marta Leon Garcia, Cameron I. Thomson
  • Publication number: 20190226426
    Abstract: The present description provides high working capacity adsorbents with low DBL bleed emission performance properties that allows the design of evaporative fuel emission control systems that are lower cost, simpler and more compact than those possible by prior art. Emission control canister systems comprising the adsorbent material demonstrate a relatively high gasoline working capacity, and low emissions.
    Type: Application
    Filed: March 29, 2019
    Publication date: July 25, 2019
    Inventors: Laurence H. Hiltzik, James R. Miller, Roger S. Williams, Cameron I. Thomson, Michael G. Heim, Emma M. Card
  • Publication number: 20190101083
    Abstract: The present description provides high working capacity adsorbents with low DBL bleed emission performance properties that allows the design of evaporative fuel emission control systems that are lower cost, simpler and more compact than those possible by prior art. Emission control canister systems comprising the adsorbent material demonstrate a relatively high gasoline working capacity, and low emissions.
    Type: Application
    Filed: October 1, 2018
    Publication date: April 4, 2019
    Inventors: Laurence H. Hiltzik, James R. Miller, Roger S. Williams, Cameron I. Thomson, Michael G. Heim, Emma M. Card
  • Publication number: 20180363594
    Abstract: The present disclosure describes an evaporative emission control canister system that includes: one or more canisters comprising at least one vent-side particulate adsorbent volume comprising a particulate adsorbent having microscopic pores with a diameter of less than about 100 nm; macroscopic pores having a diameter of about 100-100,000 nm; and a ratio of a volume of the macroscopic pores to a volume of the microscopic pores that is greater than about 150%, and having a retentivity of about 1.0 g/dL or less. The system may further include a high butane working capacity adsorbent. The disclosure also describes a method for reducing emissions in an evaporative emission control system.
    Type: Application
    Filed: June 19, 2018
    Publication date: December 20, 2018
    Inventors: Timothy M. Byrne, Laurence H. Hiltzik, Marta Leon Garcia, Cameron I. Thomson
  • Publication number: 20180207611
    Abstract: The present disclosure describes a particulate adsorbent material that includes: an adsorbent having microscopic pores with a diameter of <100 nm, macroscopic pores having a diameter of ?100 nm, and a ratio of a volume of the macroscopic pores to a volume of the microscopic pores greater than about 150%, wherein the particulate adsorbent material has a retentivity of about ?1.0 g/dL. A method of making the same includes: admixing an adsorbent with microscopic pores having a diameter <100 nm and a processing-aid that sublimates, vaporizes, chemically decomposes, solubilizes, or melts when heated to a temperature of ?100° C.; and heating the mixture to about 100-1200° C. for about 0.25-24 hours forming macroscopic pores having a diameter of ?100 nm when the processing-aid is sublimated, vaporized, chemically decomposed, solubilized, or melted, wherein a ratio of a volume of the macroscopic pores to a volume of the microscopic pores is >150%.
    Type: Application
    Filed: July 21, 2017
    Publication date: July 26, 2018
    Inventors: Timothy M. Byrne, Marta Leon Garcia, Cameron I. Thomson, Laurence H. Hiltzik
  • Publication number: 20180154333
    Abstract: The present description relates to an adsorbent monolith, method to make the adsorbent monolith, and a gaseous storage system that includes an adsorbent monolith according to the present disclosure. In particular, the adsorbent monolith includes adsorbent, a binder, and a scaffold material.
    Type: Application
    Filed: January 31, 2018
    Publication date: June 7, 2018
    Inventors: Billy-Paul M. Holbrook, Robert W. Mims, Jeffrey J. Homan, Cameron I. Thomson
  • Publication number: 20170007982
    Abstract: The present description relates to an adsorbent monolith, method to make the adsorbent monolith, and a gaseous storage system that includes an adsorbent monolith according to the present disclosure. In particular, the adsorbent monolith includes adsorbent, a binder, and a scaffold material.
    Type: Application
    Filed: July 8, 2016
    Publication date: January 12, 2017
    Inventors: Billy-Paul M. Holbrook, Robert W. Mims, Jeffrey J. Homan, Cameron I. Thomson
  • Publication number: 20160228860
    Abstract: The present disclosure relates generally to catalytic activated carbon structures and the methods of removing sulfur-containing compounds from fluid stream using such catalytic activated carbon structures. In certain aspects, the catalytic activated carbon structure comprise nitrogen-enriched activated carbon, cuprous oxide, and a binder, wherein the nitrogen-enriched activated carbon includes from about 0.5% to about 10% by weight of nitrogen based on total weight of the nitrogen-enriched activated carbon, at least about 30% by weight of the nitrogen are aromatic nitrogen species having a binding energy of at least 398.0 eV as determined by XPS.
    Type: Application
    Filed: September 12, 2014
    Publication date: August 11, 2016
    Inventors: Cameron I. Thomson, Caitlin D. Naske