Patents by Inventor Howard ROTHWELL

Howard ROTHWELL 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).

  • Publication number: 20240131282
    Abstract: A component of an electronic vapor provision device with a reservoir for storing source liquid, an atomizer for vaporizing source liquid from the reservoir and delivering vapor into an air flow path through the device, and an electrical power supply for providing electrical power to the atomizer comprises an absorbent element to collect source liquid escaped from the reservoir and located so as to be upstream of the atomizer with respect to an air flow direction along the air flow path when the component is assembled into the electronic vapor provision device.
    Type: Application
    Filed: December 19, 2023
    Publication date: April 25, 2024
    Inventors: Rory FRASER, Howard ROTHWELL, Marina TRANI, Carolyn GARNETT
  • Patent number: 11944122
    Abstract: An assembly for a vapor provision device includes a reservoir for storing source liquid; a liquid conduit for delivering the source liquid from the reservoir to a vapor generator for vaporizing the source liquid; and a liquid capture element in liquid transfer contact with at least a portion of the liquid conduit between the vapor generator and a part of the liquid conduit that receives liquid from the reservoir, and including an absorbent structure providing a higher capillary force than a capillary force of the reservoir.
    Type: Grant
    Filed: January 18, 2023
    Date of Patent: April 2, 2024
    Assignee: NICOVENTURES TRADING LIMITED
    Inventors: Rory Fraser, Howard Rothwell, Jeremy Wright
  • Patent number: 11883586
    Abstract: A component of an electronic vapor provision device with a reservoir for storing source liquid, an atomizer for vaporizing source liquid from the reservoir and delivering vapor into an air flow path through the device, and an electrical power supply for providing electrical power to the atomizer comprises an absorbent element to collect source liquid escaped from the reservoir and located so as to be upstream of the atomizer with respect to an air flow direction along the air flow path when the component is assembled into the electronic vapor provision device.
    Type: Grant
    Filed: February 23, 2022
    Date of Patent: January 30, 2024
    Assignee: NICOVENTURES TRADING LIMITED
    Inventors: Rory Fraser, Howard Rothwell, Marina Trani, Carolyn Garnett
  • Patent number: 11883585
    Abstract: A component of an electronic vapor provision device with a reservoir for storing source liquid, an atomizer for vaporizing source liquid from the reservoir and delivering vapor into an air flow path through the device, and an electrical power supply for providing electrical power to the atomizer comprises an absorbent element to collect source liquid escaped from the reservoir and located so as to be upstream of the atomizer with respect to an air flow direction along the air flow path when the component is assembled into the electronic vapor provision device.
    Type: Grant
    Filed: February 23, 2022
    Date of Patent: January 30, 2024
    Assignee: NICOVENTURES TRADING LIMITED
    Inventors: Rory Fraser, Howard Rothwell, Marina Trani, Carolyn Garnett
  • Publication number: 20240000143
    Abstract: An article for an aerosol provision system comprises an aerosol generator, article control circuitry and one or more connectors electrically coupled to the aerosol generator and the article control circuitry. In use, the article control circuitry and the aerosol generator receive electrical power via the one or more connectors.
    Type: Application
    Filed: October 22, 2021
    Publication date: January 4, 2024
    Inventors: Howard ROTHWELL, Mohammed L-AMIN
  • Patent number: 11857721
    Abstract: A component of an electronic vapor provision device with a reservoir for storing source liquid, an atomizer for vaporizing source liquid from the reservoir and delivering vapor into an air flow path through the device, and an electrical power supply for providing electrical power to the atomizer comprises an absorbent element to collect source liquid escaped from the reservoir and located so as to be upstream of the atomizer with respect to an air flow direction along the air flow path when the component is assembled into the electronic vapor provision device.
    Type: Grant
    Filed: December 6, 2021
    Date of Patent: January 2, 2024
    Assignee: NICOVENTURES TRADING LIMITED
    Inventors: Rory Fraser, Howard Rothwell, Marina Trani, Carolyn Garnett
  • Publication number: 20230397658
    Abstract: A refilling device for an article of an aerosol provision system comprises refilling control circuitry configured to facilitate the transfer of aerosol-generating material from a reservoir to the article in response to detecting that the article has been received by the refilling device.
    Type: Application
    Filed: October 22, 2021
    Publication date: December 14, 2023
    Inventors: Carla EL-ASSAAD, Howard ROTHWELL, Richard HAINES, Jared ALLER, Yashas Dinesh SHETTY, Vasanthan MANI, Sudarshan MALAPANAGUDI, Sudarshan MAHALINGAM, Suresh Kumar NATARAJAN, Abhilash RADHAKRISHNAN, Nick TALBOT, II, William Duncan WEBB, II, Jan SCHMITT, Cale KAUFMAN
  • Publication number: 20230389600
    Abstract: A desktop refilling device for an article of an aerosol provision system comprising the article and an aerosol provision device. The desktop refilling device comprises an article interface configured to receive the article when the article is separated from the aerosol provision device, and refilling control circuitry configured to facilitate the transfer of aerosol-generating material from a reservoir couplable to the refilling device to the article.
    Type: Application
    Filed: October 22, 2021
    Publication date: December 7, 2023
    Inventors: Carla EL-ASSAAD, Howard ROTHWELL, Richard HAINES, Jared ALLER, Yashas Dinesh SHETTY, Vasanthan MANI, Sudarshan MALAPANAGUDI, Sudarshan MAHALINGAM, Suresh Kumar NATARAJAN, Abhilash RADHAKRISHNAN, Nick TALBOT, William Duncan WEBB, II, Jan SCHMITT, Cale KAUFMAN
  • Publication number: 20230389601
    Abstract: A desktop refilling device for an article of an aerosol provision system comprises an article interface configured to receive the article, a reservoir interface configured to receive a reservoir, and refilling control circuitry configured to facilitate the transfer of aerosol-generating material from the reservoir to the article, wherein the article interface and/or the reservoir interface are configured to respectively enclose the article and the reservoir inside a housing of the desktop refilling device during the transfer of aerosol-generating material from the reservoir to the article.
    Type: Application
    Filed: October 22, 2021
    Publication date: December 7, 2023
    Inventors: Carla EL-ASSAAD, Howard ROTHWELL, Richard HAINES, Jared ALLER, Yashas Dinesh SHETTY, Vasanthan MANI, Sudarshan MALAPANAGUDI, Sudarshan MAHALINGAM, Suresh Kumar NATARAJAN, Abhilash RADHAKRISHNAN, Nick TALBOT, William Duncan WEBB, II, Jan SCHMITT, Cale KAUFMAN
  • Publication number: 20230380508
    Abstract: An article for an aerosol provision system includes an aerosol generator and article control circuitry configured to control electrical power supplied to the aerosol generator based on a value of a counter stored in memory of the article control circuitry.
    Type: Application
    Filed: October 22, 2021
    Publication date: November 30, 2023
    Inventors: Howard ROTHWELL, Mohammed AL-AMIN
  • Patent number: 11818812
    Abstract: A method for obtaining a heating element for an electronic vapor provision system includes providing a sheet of electrically conductive porous material, measuring amounts of light transmitted through at least two locations on the sheet to obtain a set of optical transmission values including a maximum value and a minimum value, comparing a difference value calculated from the maximum and minimum values with a predetermined acceptable variation in optical transmission, and selecting the sheet for use as a heating element if the difference value falls within the acceptable variation.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: November 14, 2023
    Assignee: Nicoventures Trading Limited
    Inventor: Howard Rothwell
  • Publication number: 20230346027
    Abstract: The present disclosure relates to an article for use with an electrically operated non-combustible aerosol delivery system, the article including an aerosol generating chamber having one or more air inlets and one or more outlets defining a flow path therebetween, and a generally planar aerosol generating component suspended within the aerosol generating chamber such that the flow path is substantially parallel to the plane of the aerosol generating component, wherein respective first and second surfaces of the aerosol generating component face towards corresponding first and second walls of the chamber, each wall being distanced from its respective face such that the velocity of air across each face is in the range 0.05 m/s to 25 m/s.
    Type: Application
    Filed: March 26, 2021
    Publication date: November 2, 2023
    Inventor: Howard Rothwell
  • Patent number: 11805574
    Abstract: A method for obtaining a heating element for an electronic vapor provision system, the method including providing a sheet of electrically conductive porous material, directing light onto at least a portion of the sheet, detecting an amount of the light transmitted through the portion of the sheet, comparing the amount of light detected to a range of light transmission values known to correspond to a predetermined range of electrical resistance values required for the portion, and selecting the portion of the sheet for use as a heating element if the amount of detected light lies within the range of light transmission values, and otherwise rejecting the portion of the sheet.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: October 31, 2023
    Assignee: Nicoventures Trading Limited
    Inventor: Howard Rothwell
  • Publication number: 20230172269
    Abstract: An assembly for a vapor provision device includes a reservoir for storing source liquid; a liquid conduit for delivering the source liquid from the reservoir to a vapor generator for vaporizing the source liquid; and a liquid capture element in liquid transfer contact with at least a portion of the liquid conduit between the vapor generator and a part of the liquid conduit that receives liquid from the reservoir, and including an absorbent structure providing a higher capillary force than a capillary force of the reservoir.
    Type: Application
    Filed: January 18, 2023
    Publication date: June 8, 2023
    Applicant: NICOVENTURES TRADING LIMITED
    Inventors: Rory FRASER, Howard ROTHWELL, Jeremy WRIGHT
  • Publication number: 20230148044
    Abstract: The present disclosure relates to an aerosol generating component (103e) comprising a capillary structure, wherein the capillarity of a first portion (140a) of the capillary structure varies relative to the capillarity of a second portion (140b) of the capillary structure.
    Type: Application
    Filed: March 26, 2021
    Publication date: May 11, 2023
    Inventor: Howard ROTHWELL
  • Publication number: 20230133684
    Abstract: The present disclosure relates to an article for use with an electrically operated non-combustible aerosol delivery system, the article including a generally planar aerosol generating component suspended within an aerosol generating chamber, the chamber having one or more air inlets and one or more outlets defining a flow path therebetween, wherein during activation of the aerosol generating component a first temperature profile having a negative gradient is established along a portion of the flow path from inlet to outlet.
    Type: Application
    Filed: March 26, 2021
    Publication date: May 4, 2023
    Inventors: Howard Rothwell, Tom Woodman, Sam Lai
  • Patent number: 11583004
    Abstract: An assembly for a vapor provision device includes a vapor generator for vaporizing source liquid, a liquid conduit for delivering source liquid from a reservoir to the vapor generator, and a liquid capture element in liquid transfer contact with at least a portion of the liquid conduit between the vapor generator and a part of the liquid conduit that receives liquid from the reservoir, and including an absorbent structure providing a lower capillary force than a capillary force of the liquid conduit.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: February 21, 2023
    Assignee: Nicoventures Trading Limited
    Inventors: Rory Fraser, Howard Rothwell, Jeremy Wright
  • Publication number: 20220176047
    Abstract: A component of an electronic vapor provision device with a reservoir for storing source liquid, an atomizer for vaporizing source liquid from the reservoir and delivering vapor into an air flow path through the device, and an electrical power supply for providing electrical power to the atomizer comprises an absorbent element to collect source liquid escaped from the reservoir and located so as to be upstream of the atomizer with respect to an air flow direction along the air flow path when the component is assembled into the electronic vapor provision device.
    Type: Application
    Filed: February 23, 2022
    Publication date: June 9, 2022
    Inventors: Rory FRASER, Howard ROTHWELL, Marina TRANI, Carolyn GARNETT
  • Publication number: 20220176048
    Abstract: A component of an electronic vapor provision device with a reservoir for storing source liquid, an atomizer for vaporizing source liquid from the reservoir and delivering vapor into an air flow path through the device, and an electrical power supply for providing electrical power to the atomizer comprises an absorbent element to collect source liquid escaped from the reservoir and located so as to be upstream of the atomizer with respect to an air flow direction along the air flow path when the component is assembled into the electronic vapor provision device.
    Type: Application
    Filed: February 23, 2022
    Publication date: June 9, 2022
    Inventors: Rory FRASER, Howard ROTHWELL, Marina TRANI, Carolyn GARNETT
  • Patent number: 11291783
    Abstract: A component of an electronic vapor provision device with a reservoir for storing source liquid, an atomizer for vaporizing source liquid from the reservoir and delivering vapor into an air flow path through the device, and an electrical power supply for providing electrical power to the atomizer comprises an absorbent element to collect source liquid escaped from the reservoir and located so as to be upstream of the atomizer with respect to an air flow direction along the air flow path when the component is assembled into the electronic vapor provision device.
    Type: Grant
    Filed: August 9, 2017
    Date of Patent: April 5, 2022
    Assignee: NICOVENTURES TRADING LIMITED
    Inventors: Rory Fraser, Howard Rothwell, Marina Trani, Carolyn Garnett