Patents by Inventor Brinley Roy Pugh

Brinley Roy Pugh 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).

  • Toothbrushes
    Patent number: 4081876
    Abstract: A toothbrush comprising at least two adjacent rows of filaments of which in one row the filaments are upright and in the other the filaments are inclined. During longitudinal brushing the inclined filaments become more effective by flexing to the upright, and during lateral brushing the inclined filaments support the adjacent upright filaments against undue flexure.
    Type: Grant
    Filed: November 17, 1976
    Date of Patent: April 4, 1978
    Assignee: Lever Brothers Company
    Inventor: Brinley Roy Pugh