Patents by Inventor Steffanie Matthews

Steffanie Matthews 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: D637296
    Type: Grant
    Filed: January 26, 2009
    Date of Patent: May 3, 2011
    Assignee: Microtek Medical, Inc.
    Inventors: Steffanie Matthews, Tammy C. Adams
  • Patent number: D654174
    Type: Grant
    Filed: March 4, 2011
    Date of Patent: February 14, 2012
    Assignee: Microtek Medical, Inc.
    Inventors: Steffanie Matthews, Tammy Adams
  • Patent number: D658764
    Type: Grant
    Filed: March 4, 2011
    Date of Patent: May 1, 2012
    Assignee: Ecolab USA Inc.
    Inventors: Steffanie Matthews, Tammy Adams
  • Patent number: D658765
    Type: Grant
    Filed: March 4, 2011
    Date of Patent: May 1, 2012
    Assignee: Ecolab USA Inc.
    Inventors: Steffanie Matthews, Tammy Adams
  • Patent number: D875151
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: February 11, 2020
    Assignee: Ecolab USA Inc.
    Inventor: Steffanie Matthews
  • Patent number: D877226
    Type: Grant
    Filed: May 12, 2017
    Date of Patent: March 3, 2020
    Assignee: Ecolab USA Inc.
    Inventor: Steffanie Matthews