Patents by Inventor Steven Andrew Carl White

Steven Andrew Carl White 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).

  • Gasket composition for crown caps
    Patent number: 5955163
    Abstract: A gasket for a crown cap to be used on a carbonated beverage, especially a twist-off crown or for a bottle which is to be pasteurized, is formed of a thermoplastic material, which is preferably free of polyvinyl chloride, and which contains a hydrogenated copolymer of styrene and a conjugated diene, or a functionalized derivative thereof. The material is resistant to heat, and provides a gasket with advantageous sealing properties.
    Type: Grant
    Filed: October 28, 1996
    Date of Patent: September 21, 1999
    Assignee: W.R. Grace & Co.-Conn.
    Inventor: Steven Andrew Carl White