Patents by Inventor Melvin W. Westley

Melvin W. Westley 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).

  • Flexible noise barrier material
    Patent number: 4010818
    Abstract: A flexible noise barrier material is provided. The barrier material consists of a mass building coat adhered to a non-woven substrate. The mass building coat consists of neoprene and dispersed particles of iron sulfide, iron oxide, barium sulfate, or barium oxide.
    Type: Grant
    Filed: June 10, 1975
    Date of Patent: March 8, 1977
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Melvin W. Westley