Patents by Inventor Patrick F. Fitzgerald

Patrick F. Fitzgerald 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).

  • Ballistic resistant body armor articles
    Patent number: 8015617
    Abstract: The present invention relates to body armor articles for resisting ballistic objects. The articles comprise woven fabric layers and sheet layers. The woven fabric layers are made from yarns having a tenacity of at least 7.3 grams per dtex and a modulus of at least 100 grams per dtex. The sheet layers comprise non-woven random oriented fibrous sheets and/or non fibrous films. The woven fabric layers and the sheet layers are stacked together comprising a first core section which includes at least two repeating units of, in order, at least one of the woven fabric layers then at least one of the sheet layers. The sheet layers comprise 0.5 to 30 wt % of the total weight of the article.
    Type: Grant
    Filed: May 14, 2008
    Date of Patent: September 13, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Leopoldo Alejandro Carbajal, Minshon J. Chiou, Patrick F. Fitzgerald
  • BALLISTIC RESISTANT BODY ARMOR ARTICLES
    Publication number: 20110203450
    Abstract: The present invention relates to body armor articles for resisting ballistic objects. The articles comprise woven fabric layers and sheet layers. The woven fabric layers are made from yarns having a tenacity of at least 7.3 grams per dtex and a modulus of at least 100 grams per dtex. The sheet layers comprise non-woven random oriented fibrous sheets and/or non fibrous films. The woven fabric layers and the sheet layers are stacked together comprising a first core section which includes at least two repeating units of, in order, at least one of the woven fabric layers then at least one of the sheet layers. The sheet layers comprise 0.5 to 30 wt % of the total weight of the article.
    Type: Application
    Filed: May 14, 2008
    Publication date: August 25, 2011
    Inventors: Leopoldo Alejandro Carbajal, Minshon J. Chiou, Patrick F. Fitzgerald