Patents by Inventor Cornelius J. McCormick

Cornelius J. McCormick 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).

  • Dielectric composition
    Patent number: 4849379
    Abstract: A composition for making low K dielectric layers which is an admixture of finely divided solids consisting essentially of (a) lead-free amorphous borosilicate glass containing Al.sub.2 O.sub.3, a mixture of oxides of alkali metals, alkaline earth metals or mixtures thereof containing Li.sub.2 O and (b) an inorganic filler selected from quartz and mixtures of quartz with 0.5-5% wt. inert oxides having a TCE equal to or greater than 7.
    Type: Grant
    Filed: January 28, 1988
    Date of Patent: July 18, 1989
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Cornelius J. McCormick