Patents by Inventor Roger Harquaill French

Roger Harquaill French 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).

  • Publication number: 20040013971
    Abstract: An element having a support, and at least an antireflective layer; wherein the antireflective layer is prepared from a composition having a polymer selected from the group consisting of (a) a fluorine-containing copolymer comprising a repeat unit derived from at least one ethylenically unsaturated compound characterized in that at least one ethylenically unsaturated compound is polycyclic; (b) a branched polymer containing protected acid groups, said polymer comprising one or more branch segment(s) chemically linked along a linear backbone segment; (c) fluoropolymers having at least one fluoroalcohol group having the structure:—C(Rf)(Rf′)OH wherein Rf and Rf′ are the same or different fluoroalkyl groups of from 1 to about 10 carbon atoms or taken together are (CF2)n wherein n is 2 to 10; (d) amorphous vinyl homopolymers of perfluoro-2,2-dimethyl-1,3-dioxole or CX2═CY2, where X is —F, or —CF3 and Y is H, or amorphous vinyl copolymers of perfluoro-2,2-dimethyl-1,3-dioxole and
    Type: Application
    Filed: April 8, 2003
    Publication date: January 22, 2004
    Inventors: Larry L Berger, Michael Karl Crawford, Roger Harquaill French, Robert Clayton Wheland, Frederick Claus Zumsteg