Patents by Inventor John David Roberts

John David Roberts 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).

  • Extendable loader with multiple conveyors
    Patent number: 11718481
    Abstract: A conveyor assembly includes an extendable conveyor, a cradle configured to at least partially receive the extendable conveyor, a first conveyor that is movable between a first position and a second position, the first conveyor configured to receive a material from a first source, and second conveyor configured to receive a material from a second source. The extendable conveyor may be configured to pivot with respect to the cradle.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: August 8, 2023
    Assignee: FMH Conveyors LLC
    Inventors: William Mark Hogan, Barry Wayne Freeman, John David Robert King
  • EXTENDABLE LOADER WITH MULTIPLE CONVEYORS
    Publication number: 20220306393
    Abstract: A conveyor assembly includes an extendable conveyor, a cradle configured to at least partially receive the extendable conveyor, a first conveyor that is movable between a first position and a second position, the first conveyor configured to receive a material from a first source, and second conveyor configured to receive a material from a second source. The extendable conveyor may be configured to pivot with respect to the cradle.
    Type: Application
    Filed: October 29, 2020
    Publication date: September 29, 2022
    Inventors: William Mark Hogan, Barry Wayne Freeman, John David Robert King
  • Winged sanitary napkin having barrier means
    Patent number: 5820618
    Abstract: A sanitary napkin is provided with a barrier means to provide a barrier against lateral migration of body fluids. The barrier means can be provided on a sanitary napkin which has no wings and comprises in this core a distal edge which is located within the perimeter of the absorbent core during use of the sanitary napkin. The barrier means can also be provided on a sanitary napkin having wings and can be formed of a unitary part of the napkin's topsheet or can be formed by a separate strip of material.
    Type: Grant
    Filed: July 15, 1997
    Date of Patent: October 13, 1998
    Assignee: The Procter & Gamble Company
    Inventors: John David Roberts, Claude Paul Mancel
  • Sanitary napkin having barrier means
    Patent number: 5649917
    Abstract: A sanitary napkin (210) is provided with a barrier means (107) to provide a barrier against lateral migration of body fluids. The barrier means (107) can be provided on a sanitary napkin (210) which has no wings and comprises in this core a distal edge (278, 278') which is located within the perimeter of the absorbent core (212) during use of the sanitary napkin. The barrier means (107) can also be provided on a sanitary napkin (210) having wings (224, 224') and can be formed of a unitary part of the napkin's topsheet (214) or can be formed by a separate strip of material.
    Type: Grant
    Filed: September 22, 1994
    Date of Patent: July 22, 1997
    Assignee: The Procter & Gamble Company
    Inventors: John David Roberts, Claude Paul Mancel