Patents by Inventor Patrick Arnold

Patrick Arnold 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).

  • Use of 4-androstenediol to increase testosterone levels in humans
    Patent number: 5880117
    Abstract: This invention relates to a method of administering the testosterone precursor 4-androstenediol as a means of increasing testosterone levels in humans.
    Type: Grant
    Filed: July 13, 1998
    Date of Patent: March 9, 1999
    Inventor: Patrick Arnold