Patents by Inventor Donald J. Willardson

Donald J. Willardson 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: D445836
    Type: Grant
    Filed: December 8, 2000
    Date of Patent: July 31, 2001
    Assignee: DBW Marketing, Inc.
    Inventor: Donald J. Willardson
  • Patent number: D510198
    Type: Grant
    Filed: October 7, 2004
    Date of Patent: October 4, 2005
    Assignee: DBW Marketing, Inc.
    Inventor: Donald J. Willardson
  • Patent number: D421683
    Type: Grant
    Filed: April 16, 1999
    Date of Patent: March 21, 2000
    Assignee: DBW Marketing, Inc.
    Inventor: Donald J. Willardson
  • Patent number: D421848
    Type: Grant
    Filed: April 16, 1999
    Date of Patent: March 28, 2000
    Assignee: DBW Marketing, Inc.
    Inventor: Donald J. Willardson
  • Patent number: D421849
    Type: Grant
    Filed: April 16, 1999
    Date of Patent: March 28, 2000
    Assignee: DBW Marketing, Inc.
    Inventor: Donald J. Willardson
  • Patent number: D421850
    Type: Grant
    Filed: June 30, 1999
    Date of Patent: March 28, 2000
    Assignee: DBW Marketing, Inc.
    Inventor: Donald J. Willardson
  • Patent number: D422153
    Type: Grant
    Filed: April 16, 1999
    Date of Patent: April 4, 2000
    Assignee: DBW Marketing, Inc.
    Inventor: Donald J. Willardson
  • Patent number: D423798
    Type: Grant
    Filed: June 30, 1999
    Date of Patent: May 2, 2000
    Assignee: DBW Marketing, Inc.
    Inventor: Donald J. Willardson
  • Patent number: D424818
    Type: Grant
    Filed: June 22, 1999
    Date of Patent: May 16, 2000
    Assignee: DBW Marketing, Inc.
    Inventor: Donald J. Willardson
  • Patent number: D425710
    Type: Grant
    Filed: September 7, 1999
    Date of Patent: May 30, 2000
    Assignee: DBW Marketing, Inc.
    Inventor: Donald J. Willardson
  • Patent number: D430410
    Type: Grant
    Filed: September 7, 1999
    Date of Patent: September 5, 2000
    Assignee: DBW Marketing, Inc
    Inventor: Donald J. Willardson