Patents by Inventor David A. Chopko

David A. Chopko 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).

  • Protective systems for sensitive skin
    Patent number: 5636382
    Abstract: A protective glove system having at least two components including a waterproof and water vapor permeable inner glove component that provides a barrier against allergens and an outer glove component that is liquidproof. A method of using the glove system is also provided. Protective shoe systems, body suits, and headgear systems are also provided.
    Type: Grant
    Filed: November 15, 1994
    Date of Patent: June 10, 1997
    Assignee: W. L. Gore & Associates, Inc.
    Inventors: David A. Chopko, Brent I. Goodwin, Francis J. Masley, Jaclyn M. Woll