Patents by Inventor Christopher Duffin

Christopher Duffin 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).

  • Multi-position strength bar
    Patent number: 11857831
    Abstract: A lifting apparatus having a bar with a shoulder bar supportable on a lifter's shoulders and a weight sleeve configured to receive at least one weight. The lifting apparatus includes an adapter that allows adjustment of the distal member to one of a plurality of different positions relative to a longitudinal axis of the shoulder bar.
    Type: Grant
    Filed: June 9, 2022
    Date of Patent: January 2, 2024
    Assignee: Elite Strength Equipment, LLC
    Inventor: Christopher Duffin
  • Multi-position strength bar
    Patent number: 11554285
    Abstract: A lifting apparatus having a bar with a shoulder bar supportable on a lifter's shoulders and a weight sleeve configured to receive at least one weight. The lifting apparatus includes an adapter that allows adjustment of the distal member to one of a plurality of different positions relative to a longitudinal axis of the shoulder bar.
    Type: Grant
    Filed: April 11, 2019
    Date of Patent: January 17, 2023
    Assignee: Elite Strength Equipment, LLC
    Inventor: Christopher Duffin
  • Multi-Position Strength Bar
    Publication number: 20220395715
    Abstract: A lifting apparatus having a bar with a shoulder bar supportable on a lifter's shoulders and a weight sleeve configured to receive at least one weight. The lifting apparatus includes an adapter that allows adjustment of the distal member to one of a plurality of different positions relative to a longitudinal axis of the shoulder bar.
    Type: Application
    Filed: April 11, 2019
    Publication date: December 15, 2022
    Applicant: Elite Strength Equipment, LLC
    Inventor: Christopher Duffin
  • Multi-Position Strength Bar
    Publication number: 20220296955
    Abstract: A lifting apparatus having a bar with a shoulder bar supportable on a lifter's shoulders and a weight sleeve configured to receive at least one weight. The lifting apparatus includes an adapter that allows adjustment of the distal member to one of a plurality of different positions relative to a longitudinal axis of the shoulder bar.
    Type: Application
    Filed: June 9, 2022
    Publication date: September 22, 2022
    Applicant: Elite Strength Equipment, LLC
    Inventor: Christopher Duffin
  • Multi-Position Strength Bar
    Publication number: 20200324161
    Abstract: A lifting apparatus having a bar with a shoulder bar supportable on a lifter's shoulders and a weight sleeve configured to receive at least one weight. The lifting apparatus includes an adapter that allows adjustment of the distal member to one of a plurality of different positions relative to a longitudinal axis of the shoulder bar.
    Type: Application
    Filed: April 11, 2019
    Publication date: October 15, 2020
    Applicant: Elite Strength Equipment, LLC
    Inventor: Christopher Duffin
  • Bench Press Assembly
    Publication number: 20170361149
    Abstract: A safety apparatus for a bench press.
    Type: Application
    Filed: June 16, 2016
    Publication date: December 21, 2017
    Applicant: Elite Strength Equipment, LLC
    Inventor: Christopher Duffin
  • Strength Training Assembly
    Publication number: 20170072249
    Abstract: An apparatus, method of construction and method of use of a strength training assembly which also has the ability of aiding in user rehabilitation. The apparatus includes an elongate bar with a first end and a second end, with a first retaining member fixed proximate to the first end, and a second retaining member capable of releasably securing one or more weights against the first retaining member.
    Type: Application
    Filed: October 9, 2015
    Publication date: March 16, 2017
    Applicant: ELITE STRENGTH EQUIPMENT, LLC
    Inventor: Christopher Duffin