Patents by Inventor Frank Angear

Frank Angear 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).

  • Breathing mask
    Patent number: D668327
    Type: Grant
    Filed: November 4, 2010
    Date of Patent: October 2, 2012
    Assignee: Scott Health & Safety Ltd.
    Inventors: Christopher Sumner, Sally Leyland, Christopher G. Hall, Robert Carr, Frank Angear, Albert Zwolinsky
  • Breathing mask
    Patent number: D668758
    Type: Grant
    Filed: November 4, 2010
    Date of Patent: October 9, 2012
    Assignee: Scott Health & Safety Ltd.
    Inventors: Christopher G. Hall, Sally Leyland, Albert Zwolinsky, Robert Carr, Frank Angear
  • Blower unit for breathing mask
    Patent number: D687944
    Type: Grant
    Filed: April 30, 2010
    Date of Patent: August 13, 2013
    Assignee: Scott Health & Safety Ltd.
    Inventors: Albert F. Zwolinsky, Christopher G. Hall, Richard D. Marshal, Sally Leyland, Robert Carr, Frank Angear