Patents by Inventor Alexander Rothacker

Alexander Rothacker 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).

  • Incremental weight training system, apparatus, and methods
    Publication number: 20030040407
    Abstract: The invention provides an incremental weight system adapted for use in weight training comprising a plurality of incremental weights ranging in weight from about one quarter-ounce to about thirty two-ounces. Each incremental weight includes a thin disk having a center opening adapted to receive a standard olympic barbell and a slot adapted to receive a weight-bearing cable of a cable-type weight training apparatus.
    Type: Application
    Filed: August 21, 2001
    Publication date: February 27, 2003
    Inventor: Alexander Rothacker