Patents by Inventor Edward L. Lowery

Edward L. Lowery 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).

  • Glass fiber reinforced thermoplastic composition and process for its preparation
    Patent number: 4037011
    Abstract: Novel injection molding fiberglass reinforced thermoplastic concentrate granules are prepared by a process wherein continuous multifilament glass strands are impregnated with from 10 to 30 percent by weight of thermoplastic resin and, while the strand is maintained under controlled temperature conditions, the impregnated strand is cut to lengths of at least 1/8 of an inch.
    Type: Grant
    Filed: February 28, 1975
    Date of Patent: July 19, 1977
    Assignee: Dart Industries Inc.
    Inventors: Kiyoshi Hattori, Edward L. Lowery, William H. Chadbourne, William M. Boyer