Patents by Inventor Bobby D. Smith

Bobby D. Smith 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).

  • Composition and method for extruding plastic articles having accent color pattern and comprising poly-.alpha.-methylstyrene pellets
    Patent number: 5869176
    Abstract: A new and useful a plastic article, particularly plastic siding, with an accent color pattern incorporated therein, a specially formed accent color pellet which is useful in manufacturing such an article, and a process for producing the article using the pellets are provided. The process contemplates extruding a plastic product from a base material formed of powder-sized particles and specially formed accent color pellets. The accent color pellets are alloyed masses of resins and pigment which are larger than the powder particles of the base material, and have a higher vicat softening point temperature than the base material. The alloyed pellets are designed to melt controllably and to mix controllably with the base material.
    Type: Grant
    Filed: November 6, 1997
    Date of Patent: February 9, 1999
    Assignee: M. A. HannaColor, a division of M. A. Hanna Company
    Inventors: John J. Dorchester, Bobby D. Smith, Ronald M. Harris
  • Compostion and method for extruding plastic articles having accent color pattern
    Patent number: 5866639
    Abstract: A new and useful a plastic article, particularly plastic siding, with an accent color pattern incorporated therein, a specially formed accent color pellet which is useful in manufacturing such an article, and a process for producing the article using the pellets are provided. The process contemplates extruding a plastic product from a base material formed of powder-sized particles and specially formed accent color pellets. The accent color pellets are alloyed masses of resins and pigment which are larger than the powder particles of the base material, and have a higher vicat softening point temperature than the base material. The alloyed pellets are designed to melt controllably and to mix controllably with the base material.
    Type: Grant
    Filed: April 3, 1996
    Date of Patent: February 2, 1999
    Assignee: M. A. HannaColor a division of M. A. Hanna Company
    Inventors: John J. Dorchester, Bobby D. Smith, Ronald M. Harris
  • Composition and method for extruding plastic articles having accent color pattern
    Patent number: 5866054
    Abstract: A new and useful a plastic article, particularly plastic siding, with an accent color pattern incorporated therein, a specially formed accent color pellet which is useful in manufacturing such an article, and a process for producing the article using the pellets are provided. The process contemplates extruding a plastic product from a base material formed of powder-sized particles and specially formed accent color pellets. The accent color pellets are alloyed masses of resins and pigment which are larger than the powder particles of the base material, and have a higher vicat softening point temperature than the base material. The alloyed pellets are designed to melt controllably and to mix controllably with the base material.
    Type: Grant
    Filed: November 6, 1997
    Date of Patent: February 2, 1999
    Assignee: M. A. HannaColor, a division of M. A. Hanna Company
    Inventors: John J. Dorchester, Bobby D. Smith, Ronald M. Harris