Patents by Inventor Clarke R. Broaddus, deceased

Clarke R. Broaddus, deceased 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).

  • Batts and articles of new polyester fiberfill
    Patent number: 5104725
    Abstract: Batts and filled articles of polyester fiberfill of round peripheral cross-section, but containing voids arranged peripherally around an axial void, and preferably seven such voids in a hexagonal packing arrangement.
    Type: Grant
    Filed: April 30, 1990
    Date of Patent: April 14, 1992
    Assignee: E. I. DuPont de Nemours and Company
    Inventor: Clarke R. Broaddus, deceased