Patents by Inventor David Hillary Powell

David Hillary Powell 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).

  • Aerosol generator
    Patent number: D828912
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: September 18, 2018
    Assignee: British American Tobacco (Investments) Limited
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Graham Potts
  • Aerosol generator
    Patent number: D843052
    Type: Grant
    Filed: March 14, 2016
    Date of Patent: March 12, 2019
    Assignee: BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Rowan Stephen Williams, Neil Martin Baron, Graham Potts, Kok Chian Leong
  • Electronic cigarette vaporizer mouthpiece
    Patent number: D866064
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: November 5, 2019
    Assignee: NICOVENTURES HOLDINGS LIMITED
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Nicholas Sandham, Neil Martin Baron
  • Aerosol generator body
    Patent number: D872355
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: January 7, 2020
    Assignee: BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Neil Martin Baron, Rowan Stephen Williams
  • Aerosol generator
    Patent number: D872932
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: January 14, 2020
    Assignee: BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Neil Martin Baron, Rowan Stephen Williams
  • Aerosol generator cartomizer
    Patent number: D872934
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: January 14, 2020
    Assignee: BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Neil Martin Baron, Rowan Stephen Williams
  • Aerosol generator mouthpiece
    Patent number: D883569
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: May 5, 2020
    Assignee: BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Neil Martin Baron, Rowan Stephen Williams
  • Electronic cigarette vaporizer
    Patent number: D901067
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: November 3, 2020
    Assignee: NICOVENTURES HOLDINGS LIMITED
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Nicholas Sandham, Neil Martin Baron
  • Aerosol generator
    Patent number: D924472
    Type: Grant
    Filed: April 12, 2019
    Date of Patent: July 6, 2021
    Assignee: NICOVENTURES TRADING LIMITED
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Adam Frost
  • Aerosol generator
    Patent number: D924473
    Type: Grant
    Filed: April 12, 2019
    Date of Patent: July 6, 2021
    Assignee: NICOVENTURES TRADING LIMITED
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Adam Frost
  • Aerosol generator
    Patent number: D928393
    Type: Grant
    Filed: April 12, 2019
    Date of Patent: August 17, 2021
    Assignee: Nicoventures Trading Limited
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Adam Frost
  • Electronic cigarette vaporizer
    Patent number: D929651
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: August 31, 2021
    Assignee: Nicoventures Holdings Limited (A UK Company)
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Nicholas Sandham, Neil Martin Baron, Mike Lin
  • Aerosol generator
    Patent number: D930893
    Type: Grant
    Filed: January 14, 2019
    Date of Patent: September 14, 2021
    Assignee: British American Tobacco (Investments) Limited
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Rowan Stephen Williams, Neil Martin Baron, Graham Potts, Kok Chian Leong
  • Electronic cigarette vaporizer mouthpiece
    Patent number: D945057
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: March 1, 2022
    Assignee: Nicoventures Trading Limited (A UK Company)
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Nicholas Sandham, Neil Martin Baron, Mike Lin
  • Aerosol generator
    Patent number: D945695
    Type: Grant
    Filed: April 12, 2019
    Date of Patent: March 8, 2022
    Assignee: Nicoventures Trading Limited
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Adam Frost
  • Electronic cigarette vaporizer
    Patent number: D950142
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: April 26, 2022
    Assignee: Nicoventures Holdings Limited
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Nicholas Sandham, Neil Martin Baron
  • Aerosol generator
    Patent number: D953613
    Type: Grant
    Filed: September 12, 2019
    Date of Patent: May 31, 2022
    Assignee: Nicoventures Trading Limited
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Alex Pearce, Caroline Jeanne Victoire Jacob
  • Electronic cigarette vaporizer
    Patent number: D957042
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: July 5, 2022
    Assignee: Nicoventures Holdings Limited
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Nicholas Sandham, Neil Martin Baron
  • Electronic cigarette vaporizer
    Patent number: D959733
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: August 2, 2022
    Assignee: Nicoventures Holdings Limited
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Nicholas Sandham, Neil Martin Baron
  • Aerosol generator
    Patent number: D963239
    Type: Grant
    Filed: April 12, 2021
    Date of Patent: September 6, 2022
    Assignee: Nicoventures Trading Limited
    Inventors: David Hillary Powell, Matthew Peter Tidnam, Alex Pearce, Caroline Jeanne Victoire Jacob