Patents by Inventor Frank P. Brown

Frank P. Brown 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: 4967646
    Abstract: An air deflector for delecting air exiting from a residential floor vent to a location remote therefrom, comprising a first element having an inverted u-shaped cross section formed by a central wall panel and a pair of side walls depending from opposite longitudinal edges thereof, an end wall panel depending from the central wall panel and joining the side walls to form an inlet end, a second element having an inverted u-shaped cross section formed from a central wall and a pair of side walls depending from opposite longitudinal edges thereof, the second element being dimensioned telescopingly to engage with the first element with the central wall panels in abutment so that one end of second element extends beyond the first element to form an outlet end, the first and second elements being dimensioned so that when telescopingly engaged, the side and end walls of the first element and the side walls of the second element have substantially coplanar distal edges extending along the length thereof to lie against
    Type: Grant
    Filed: June 5, 1989
    Date of Patent: November 6, 1990
    Assignee: Ward-Brown Industries Ltd.
    Inventor: Frank P. Brown
  • Patent number: 4660583
    Abstract: An interdental stimulator is formed from an elongate member of generally triangular section. It has two end portions that taper down to respective ends of small cross-section. This enables either end portion to be used to clean interdental spaced and invigorate gums. The end portions have different height to width ratios, to accommodate different shaped interdental spaces.
    Type: Grant
    Filed: July 12, 1984
    Date of Patent: April 28, 1987
    Assignee: Kleen-Piks Inc.
    Inventor: Frank P. Brown