Patents by Inventor Philip S. Hammond

Philip S. Hammond 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).

  • Tire
    Patent number: D250642
    Type: Grant
    Filed: June 22, 1977
    Date of Patent: December 26, 1978
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Loran C. Lopp, Samuel P. Landers, Philip S. Hammond
  • Tire tread and buttress
    Patent number: D260629
    Type: Grant
    Filed: March 16, 1979
    Date of Patent: September 8, 1981
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Philip S. Hammond
  • Tire tread and buttress
    Patent number: D261491
    Type: Grant
    Filed: March 16, 1979
    Date of Patent: October 27, 1981
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Philip S. Hammond
  • Tire
    Patent number: D262202
    Type: Grant
    Filed: August 14, 1980
    Date of Patent: December 8, 1981
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Philip S. Hammond, Charles G. Yurkovich
  • Tire
    Patent number: D265184
    Type: Grant
    Filed: October 14, 1980
    Date of Patent: June 29, 1982
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Philip S. Hammond
  • Tire
    Patent number: D267086
    Type: Grant
    Filed: August 29, 1980
    Date of Patent: November 30, 1982
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Philip S. Hammond
  • Tire
    Patent number: D267246
    Type: Grant
    Filed: August 29, 1980
    Date of Patent: December 14, 1982
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Philip S. Hammond
  • Tire
    Patent number: D269001
    Type: Grant
    Filed: May 14, 1981
    Date of Patent: May 17, 1983
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Philip S. Hammond, Richard T. Zimmerman
  • Tire
    Patent number: D269002
    Type: Grant
    Filed: May 14, 1981
    Date of Patent: May 17, 1983
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Philip S. Hammond
  • Tire
    Patent number: D269003
    Type: Grant
    Filed: May 14, 1981
    Date of Patent: May 17, 1983
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Philip S. Hammond
  • Tire
    Patent number: D269005
    Type: Grant
    Filed: May 14, 1981
    Date of Patent: May 17, 1983
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Philip S. Hammond, Richard T. Zimmerman