Patents by Inventor Stephen G. Nason

Stephen G. Nason 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).

  • Mineral wool paper
    Patent number: 3952130
    Abstract: A paper product comprising mineral fibers and a nonfibrous, highly refined gel binder, the product having a thickness no greater than about 0.080 inches and an apparent specific gravity of between about 0.25 and about 0.85. The product may be a sheet no thicker than about 0.012 inches, or a paperboard.
    Type: Grant
    Filed: July 17, 1974
    Date of Patent: April 20, 1976
    Assignee: United States Gypsum Company
    Inventor: Stephen G. Nason