Patents by Inventor Rex R. Mast

Rex R. Mast 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: 5312054
    Abstract: A food grater is disclosed comprising an inverted V-shaped freestanding frame defined by first and second panel members (4,6) pivotally joined at upper ends. The panels fold into a parallel orientation for storage and expand into a freestanding orientation for use. Outwardly directed food grating means (22) in at least one of the panels is provided to grate food passed thereover, and apertures (20) communicate with the grating means (22) to pass grated food segments to an inside surface of the panel. A transparent collection container (44) attaches to the inside surface of the panel and serves to collect the fragmented food and display its quantity to the user. The grating means (22) comprises cutting elements having a U-shaped cutting edge, comprising spaced apart first and second parallel and linear leading edges (28), and a trailing cut-off edge (32) at a rearward end for cutting off the food fragment.
    Type: Grant
    Filed: January 4, 1993
    Date of Patent: May 17, 1994
    Assignee: Rubbermaid Incorporated
    Inventors: David L. Feer, Rex R. Mast
  • Patent number: 5148571
    Abstract: A lint brush is disclosed comprising a unitarily formed, one-piece brush body (4) having a handle portion (16) at one end and a brush block portion (14) at an opposite end, the block portion having top and bottom recesses (20) and at least two transverse through bores (26) extending therethrough, whereby one recess communication with the other. A pair of identical insert members (6,8) are inserted into the recesses, and provide stakes (42) which project through the block portion through bores and into appropriately located apertures (41) of the opposite insert plate, whereby securing the assembly together. A lint attracting pad (12) is provided for each insert plate, and overlaps outwardly directed insert plate teeth (36), which, upon insertion of the insert plate into a block portion recess, trap lower edges of the lint pad against sidewalls (22) defining the recess. The pad is securely held for reciprocal movement across a garment.
    Type: Grant
    Filed: January 10, 1992
    Date of Patent: September 22, 1992
    Assignee: Rubbermaid Incorporated
    Inventors: William E. Brazis, Rex R. Mast
  • Patent number: D347149
    Type: Grant
    Filed: January 4, 1993
    Date of Patent: May 24, 1994
    Assignee: Rubbermaid Incorporated
    Inventors: David L. Feer, Rex R. Mast
  • Patent number: D347979
    Type: Grant
    Filed: January 4, 1993
    Date of Patent: June 21, 1994
    Assignee: Rubbermaid Incorporated
    Inventors: Feer David L., Rex R. Mast