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).

  • Patent number: D283499
    Type: Grant
    Filed: January 13, 1984
    Date of Patent: April 22, 1986
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Philip S. Hammond
  • Patent number: D310804
    Type: Grant
    Filed: July 12, 1988
    Date of Patent: September 25, 1990
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Darrell E. Covert, Philip S. Hammond, Paul B. Maxwell
  • Patent number: D310985
    Type: Grant
    Filed: July 11, 1988
    Date of Patent: October 2, 1990
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Darrell E. Covert, Philip S. Hammond, Paul B. Maxwell
  • Patent number: D311367
    Type: Grant
    Filed: June 21, 1988
    Date of Patent: October 16, 1990
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Darrell E. Covert, Philip S. Hammond, Paul B. Maxwell
  • Patent number: D311890
    Type: Grant
    Filed: July 27, 1988
    Date of Patent: November 6, 1990
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Darrell E. Covert, William E. Egan, Philip S. Hammond, Paul B. Mawell
  • Patent number: D311891
    Type: Grant
    Filed: September 14, 1988
    Date of Patent: November 6, 1990
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Darrell E. Covert, Philip S. Hammond, Paul B. Maxwell
  • Patent number: D311893
    Type: Grant
    Filed: June 21, 1988
    Date of Patent: November 6, 1990
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Darrell E. Covert, Philip S. Hammond, Paul B. Maxwell
  • Patent number: D312063
    Type: Grant
    Filed: July 11, 1988
    Date of Patent: November 13, 1990
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Darrell E. Covert, Philip S. Hammond, Paul B. Maxwell
  • Patent number: D314169
    Type: Grant
    Filed: July 12, 1988
    Date of Patent: January 29, 1991
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Darrell E. Covert, Philip S. Hammond, Paul B. Maxwell
  • Patent number: D316067
    Type: Grant
    Filed: January 12, 1989
    Date of Patent: April 9, 1991
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Philip S. Hammond, Paul B. Maxwell
  • Patent number: D318036
    Type: Grant
    Filed: June 21, 1989
    Date of Patent: July 9, 1991
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Paul B. Maxwell, Philip S. Hammond, Darrell E. Covert
  • Patent number: D320965
    Type: Grant
    Filed: November 17, 1989
    Date of Patent: October 22, 1991
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Paul B. Maxwell, Philip S. Hammond, Darrell E. Covert
  • Patent number: D320968
    Type: Grant
    Filed: October 30, 1989
    Date of Patent: October 22, 1991
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Paul B. Maxwell, Philip S. Hammond, Darrell E. Covert
  • Patent number: D320970
    Type: Grant
    Filed: August 18, 1989
    Date of Patent: October 22, 1991
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Paul B. Maxwell, Philip S. Hammond, Darrell E. Covert
  • Patent number: D322236
    Type: Grant
    Filed: September 11, 1989
    Date of Patent: December 10, 1991
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Paul B. Maxwell, Philip S. Hammond, Darrell E. Covert
  • Patent number: D324840
    Type: Grant
    Filed: January 22, 1990
    Date of Patent: March 24, 1992
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Paul B. Maxwell, Philip S. Hammond, Darrell E. Covert
  • Patent number: D326072
    Type: Grant
    Filed: October 30, 1989
    Date of Patent: May 12, 1992
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Paul B. Maxwell, Philip S. Hammond, Darrell E. Covert
  • Patent number: D335848
    Type: Grant
    Filed: October 13, 1991
    Date of Patent: May 25, 1993
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Paul B. Maxwell, Philip S. Hammond, William E. Egan, Dale G. Freygang
  • Patent number: D336455
    Type: Grant
    Filed: October 18, 1991
    Date of Patent: June 15, 1993
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Philip S. Hammond, William E. Egan, Paul B. Maxwell
  • Patent number: D338437
    Type: Grant
    Filed: March 4, 1991
    Date of Patent: August 17, 1993
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Paul B. Maxwell, Philip S. Hammond, William E. Egan, Darrell E. Covert