Patents by Inventor Doyle Watt

Doyle Watt 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).

  • Pull
    Patent number: D333082
    Type: Grant
    Filed: March 8, 1990
    Date of Patent: February 9, 1993
    Assignee: Keeler Brass Company
    Inventors: Emilorah Bocade, Doyle Watt, Carl W. Hendrick, Deborah Mattson
  • Pull
    Patent number: D333968
    Type: Grant
    Filed: March 8, 1990
    Date of Patent: March 16, 1993
    Assignee: Keeler Brass Company
    Inventors: Deborah Mattson, Doyle Watt
  • Pull
    Patent number: D347376
    Type: Grant
    Filed: December 14, 1992
    Date of Patent: May 31, 1994
    Assignee: Keeler Brass Company
    Inventors: Deborah Mattson, Doyle Watt, Emil Bocade, Carl W. Hendrick
  • Pull
    Patent number: D347566
    Type: Grant
    Filed: December 11, 1992
    Date of Patent: June 7, 1994
    Assignee: Keeler Brass Company
    Inventors: Deborah Mattson, Doyle Watt
  • Pull
    Patent number: D368420
    Type: Grant
    Filed: March 28, 1994
    Date of Patent: April 2, 1996
    Assignee: Keeler Brass Company
    Inventors: Deborah Mattson, Doyle Watt, Emil Bocade, Carl W. Hendrick
  • Combined pull and backplate
    Patent number: D375886
    Type: Grant
    Filed: August 23, 1995
    Date of Patent: November 26, 1996
    Assignee: Keeler Brass Company
    Inventors: Deborah Mattson, Doyle Watt
  • Combined pull and backplate
    Patent number: D379751
    Type: Grant
    Filed: January 28, 1994
    Date of Patent: June 10, 1997
    Assignee: Keeler Brass Company
    Inventors: Deborah Mattson, Doyle Watt
  • Pull
    Patent number: D379752
    Type: Grant
    Filed: August 23, 1995
    Date of Patent: June 10, 1997
    Assignee: Keeler Brass Company
    Inventors: Deborah Mattson, Doyle Watt
  • Pull
    Patent number: D379918
    Type: Grant
    Filed: August 23, 1995
    Date of Patent: June 17, 1997
    Assignee: Keeler Brass Company
    Inventors: Deborah Mattson, Doyle Watt
  • Pull
    Patent number: D387265
    Type: Grant
    Filed: November 22, 1995
    Date of Patent: December 9, 1997
    Assignee: Keeler Brass Company
    Inventors: Deborah Mattson, Doyle Watt, Emil Bocade, Carl Willis Hendrick