Patents by Inventor Beth C. Tormey

Beth C. Tormey 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).

  • Expanded starch-based shaped products and the method of preparation thereof
    Patent number: 6299969
    Abstract: A biodegradable, structured shaped product having good flexibility or rigidity properties is provided by extruding starch having a relatively large defined particle size and preferably containing a nucleating agent.
    Type: Grant
    Filed: December 28, 1998
    Date of Patent: October 9, 2001
    Assignee: National Starch & Chemical Investment Holding Corporation
    Inventors: Paul A. Altieri, Beth C. Tormey
  • Starch-based core products for use in rolled paper goods
    Patent number: 6284359
    Abstract: A biodegradable, water dispersible shaped core product useful in winding or rolling and storage of paper goods is provided by extruding starch which has a particle size of 800 to 1200 microns into an expanded, closed cell starch product.
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: September 4, 2001
    Assignee: National Starch and Chemical Company Investment Holding Corporation
    Inventors: Richard R. Rose, Beth C. Tormey, Paul A. Altieri
  • Method of extruding and bonding biodegradable structured packing
    Patent number: 5730824
    Abstract: A biodegradable structured packing formed from laminated layers of biodegradable filler. The filler is formed from a starch base and extruded into sheets. The surfaces of the sheets are treated with a substance such as water to promote tackification and bonding and pressed together to form a laminate assembly. The laminate assembly may then be used as is or then cut to any of a variety of shapes for packing and related purposes.
    Type: Grant
    Filed: July 10, 1996
    Date of Patent: March 24, 1998
    Assignees: American Excelsior Company, National Starch & Chemical Investment Holding Corporation
    Inventors: Orville Spence, Beth C. Tormey