Patents by Inventor John Stephen Guilford

John Stephen Guilford 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).

  • Stabilizer structure for a tread of a tire
    Patent number: 11701925
    Abstract: A tread for a tire includes a first circumferential main groove, a second circumferential main groove, a third circumferential main groove, and a fourth circumferential main groove. The fourth main groove has a stabilizing structure for increasing tread stiffness. The stabilizing structure has a circumferentially extending wavy subgroove in a radially innermost bottom of the fourth circumferential main groove.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: July 18, 2023
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Ashley Amanda Jones, John Stephen Guilford, Derek John Becker
  • STABILIZER STRUCTURE FOR A TREAD OF A TIRE
    Publication number: 20190168546
    Abstract: A tread for a tire includes a first circumferential main groove, a second circumferential main groove, a third circumferential main groove, and a fourth circumferential main groove. The fourth main groove has a stabilizing structure for increasing tread stiffness. The stabilizing structure has a circumferentially extending wavy subgroove in a radially innermost bottom of the fourth circumferential main groove.
    Type: Application
    Filed: December 1, 2017
    Publication date: June 6, 2019
    Inventors: Ashley Amanda JONES, John Stephen GUILFORD, Derek John BECKER
  • Shoulder for a tire
    Patent number: D846488
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: April 23, 2019
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Max Harold Dixon, John Stephen Guilford
  • Tire
    Patent number: D847725
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: May 7, 2019
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Max Harold Dixon, Susan Lewis Madar, Joel Joseph Lazeration, John Stephen Guilford, Samin Askarian
  • Tire
    Patent number: D853943
    Type: Grant
    Filed: December 8, 2017
    Date of Patent: July 16, 2019
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Ashley Amanda Jones, Devin Curtis Dickerhoff, Derek John Becker, John Stephen Guilford
  • Tire
    Patent number: D860928
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: September 24, 2019
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Max Harold Dixon, Susan Lewis Madar, Joel Joseph Lazeration, John Stephen Guilford, Samin Askarian
  • Tire
    Patent number: D863210
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: October 15, 2019
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Max Harold Dixon, Susan Lewis Madar, Joel Joseph Lazeration, John Stephen Guilford, Samin Askarian
  • Tire
    Patent number: D867269
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: November 19, 2019
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Max Harold Dixon, Devin Curtis Dickerhoof, Timothy Michael Rooney, Abbas Rahimi, John Stephen Guilford
  • Tire
    Patent number: D867270
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: November 19, 2019
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Max Harold Dixon, Devin Curtis Dickerhoof, Timothy Michael Rooney, Abbas Rahimi, John Stephen Guilford
  • Tire
    Patent number: D900013
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: October 27, 2020
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: John Stephen Guilford, Dale Edward Umstot, Daniel Thomas Murphy, Christine Ann Demagall
  • Tire
    Patent number: D900014
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: October 27, 2020
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: John Stephen Guilford, Dale Edward Umstot, Daniel Thomas Murphy, Christine Ann Demagall
  • Tire
    Patent number: D900724
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: November 3, 2020
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: John Stephen Guilford, Derek John Becker
  • Tire
    Patent number: D927410
    Type: Grant
    Filed: October 8, 2019
    Date of Patent: August 10, 2021
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: John Stephen Guilford, Daniel Thomas Murphy, Jeffrey Leon Sevart
  • Tire
    Patent number: D940641
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: January 11, 2022
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: John Stephen Guilford, Daniel Thomas Murphy, Jeffrey Leon Sevart
  • Tire
    Patent number: D948418
    Type: Grant
    Filed: May 28, 2020
    Date of Patent: April 12, 2022
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: John Stephen Guilford, Derek John Becker
  • Tire
    Patent number: D985477
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: May 9, 2023
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: John Stephen Guilford, Daniel Thomas Murphy, Jeffrey Leon Sevart
  • Tire
    Patent number: D1000368
    Type: Grant
    Filed: August 25, 2021
    Date of Patent: October 3, 2023
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: John Stephen Guilford, Daniel Thomas Murphy, Kristen Joy Wilson