Patents by Inventor Christopher Cherwin

Christopher Cherwin 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).

  • Step
    Patent number: D767462
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: September 27, 2016
    Assignee: Caterpillar Inc.
    Inventors: Jonathan Seger, Terril Johnson, Christopher Cherwin, William Holdener, David Campbell
  • Step
    Patent number: D767463
    Type: Grant
    Filed: May 6, 2015
    Date of Patent: September 27, 2016
    Assignee: Caterpillar Inc.
    Inventors: Jonathan Seger, Terril Johnson, Christopher Cherwin, William Holdener, David Campbell
  • Rung
    Patent number: D776035
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: January 10, 2017
    Assignee: Caterpillar Inc.
    Inventors: Jonathan Seger, Terril Johnson, Christopher Cherwin, William Holdener, David Campbell
  • Tread
    Patent number: D786183
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: May 9, 2017
    Assignee: Caterpillar Inc.
    Inventors: Jonathan Seger, Terril Johnson, Christopher Cherwin, William Holdener, David Campbell