Patents by Inventor Paul R. Dukes

Paul R. Dukes 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: 5034067
    Abstract: An oven-apparatus for flaming the interior and exterior surfaces of a container for removing nonkosher oils, fats, dirt, and the like, which apparatus has a main housing defining a tunnel through which are conveyed containers to be flame-treated, and a first flame-burner capable of developing a substantially vertically-oriented exposed flame for flame-treating the interior surface of a container, and a second flame-burner capable of developing a horizontally-oriented flame for flame-treating the exterior surface of a container. The apparatus also has a conveyor for conveying a plurality of containers to be flame-treated adjacent to the first and second flame-burners. A turntable lifts and rotates the container while the two flame-burners' flames treat all of the surfaces of the container.
    Type: Grant
    Filed: July 9, 1990
    Date of Patent: July 23, 1991
    Assignee: Skolnik Industries, Inc.
    Inventors: Jonah Gewirtz, Howard Skolnik, Paul R. Dukes
  • Patent number: 5026431
    Abstract: A process for koshering relatively large metallic containers used to store and transport kosher foods includes the steps of washing and rinsing the interior of the container to remove surface oils and greases, treating the interior surface of the container with a rust inhibitor, flame treating the interior surface to drive off any impregnated oils, greases or dirts and, optionally, spraying the interior of the container with a kosher epoxy/phenolic compound and thereafter curing the compound by the application of heat. The resulting container may be used to store and transport food stuffs certified to have been prepared in accordance with the kosher dietary laws. An oven for carrying out this process is also disclosed.
    Type: Grant
    Filed: May 8, 1989
    Date of Patent: June 25, 1991
    Assignee: Skolnik Industries, Inc.
    Inventors: Howard Skolnik, Paul R. Dukes, Jr., Jonah Gewirtz
  • Patent number: 4912867
    Abstract: A firearm safety apparatus and method of using same are disclosed. The apparatus comprises a sleeve formed of a flexible plastic material capable of being flexed from a normal position to a flexed position to surroundingly receive an associated firearm and spring urged lever means for locking the hammer of the associated firearm in the uncocked position. The sleeve has front and rear ends, the rear end being open to receive the associated firearm and the front end having an aperture to receive the barrel of the associated firearm. The spring urged lever means includes a lever arm rotatably mounted within the sleeve by a pivot pin. In the operative position, a spring urges the end portion of the lever arm downwardly to engage the hammer of the associated firearm, thereby locking the hammer in the uncocked position.
    Type: Grant
    Filed: August 31, 1989
    Date of Patent: April 3, 1990
    Inventor: Paul R. Dukes, Jr.