Patents by Inventor Craig M. Winebarger

Craig M. Winebarger 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).

  • Soft coverstock with improved dimensional stability and strength and method of manufacturing the same
    Patent number: 5057357
    Abstract: A soft, nonwoven, fibrous coverstock having opposite faces and having a basis weight in a range of from about 5 grams per square yard to about 120 grams per square yard, machine direction tensile strength in a range of from about 100 grams per inch to about 18,000 grams per inch, cross direction tensile strength in a range of from about 100 grams per inch to about 18,000 grams per inch, cross direction neck-in in a range of about 2% to about 20%, and softness in a range of about 1.8 PSU to about 2.2 PSU. The soft coverstock is produced by a method of passing a fibrous web of thermally bondable fibers through a pair of heated calendar nips to engage each opposite face of the web successively with a patterned roller having raised, discontinuous lands and for fusing portions of the web in a pattern of bond areas.
    Type: Grant
    Filed: October 21, 1988
    Date of Patent: October 15, 1991
    Assignee: Fiberweb North America, Inc.
    Inventor: Craig M. Winebarger