Patents by Inventor Howard Duffy

Howard Duffy 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: 11993324
    Abstract: A guard assembly for a work machine includes at least one guard including a body. The body in part defines a volume, a first opening, at least one second opening, and at least one pair of first retention tabs. The door defines a first end and a second end. In an open position of the door, the door provides access to the volume and, in a closed position of the door, the door limits access to the volume. The door includes a plate removably coupled to the guard proximal to the first end of the door by at least one fastener, and at least one coupling arrangement extending from the plate for pivotably coupling the plate to the guard proximal to the second end of the door. The coupling arrangement includes a first portion coupled to the plate and a second portion extending from the first portion.
    Type: Grant
    Filed: October 5, 2021
    Date of Patent: May 28, 2024
    Assignee: Caterpillar Inc.
    Inventors: Emily Lynn Eckstein, Thomas Howard Duffy, Robert Stephen Comer, Robert Alan Jackson
  • Publication number: 20230104148
    Abstract: A guard assembly for a work machine includes at least one guard including a body. The body in part defines a volume, a first opening, at least one second opening, and at least one pair of first retention tabs. The door defines a first end and a second end. In an open position of the door, the door provides access to the volume and, in a closed position of the door, the door limits access to the volume. The door includes a plate removably coupled to the guard proximal to the first end of the door by at least one fastener, and at least one coupling arrangement extending from the plate for pivotably coupling the plate to the guard proximal to the second end of the door. The coupling arrangement includes a first portion coupled to the plate and a second portion extending from the first portion.
    Type: Application
    Filed: October 5, 2021
    Publication date: April 6, 2023
    Applicant: Caterpillar Inc.
    Inventors: Emily Lynn Eckstein, Thomas Howard Duffy, Robert Stephen Comer, Robert Alan Jackson
  • Publication number: 20050191398
    Abstract: The present invention is a kit and method allowing a user to make a multitude of mixed drinks from a limited amount of drinkable alcohol. The kit includes various standard bartending tools and an instruction set for teaching the user how to make mixed drinks. The present invention reduces the costs associated with stocking a personal bar, while also simplifying the learning of mixology.
    Type: Application
    Filed: February 28, 2005
    Publication date: September 1, 2005
    Applicant: Happy Hour At Home, LLC
    Inventors: Howard Duffy, James Duffy, Matthew Hyland