Patents by Inventor William H. Sharkey

William H. Sharkey 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).

  • .omega.-, and .alpha.,.omega.-Hydroxyhydrocarbyl-(alkyl methacrylate) polymers and process
    Patent number: 4351924
    Abstract: Alkyl methacrylate polymers which have one or more hydroxyhydrocarbyl end groups and a process for making them employing an anionic initiator followed by hydrolysis. The polyfunctional polymers are useful in automobile powder finishes and the monofunctional polymers are useful in polymer blends.
    Type: Grant
    Filed: March 16, 1981
    Date of Patent: September 28, 1982
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Gerald D. Andrews, William H. Sharkey
  • Carboxylated copolymers of isobutylene and a vinylbenzene
    Patent number: 4145490
    Abstract: Graft copolymers of the formulaX.sub.m Y.sub.n Y'.sub.p (Z.sub.q).sub.
    Type: Grant
    Filed: April 1, 1977
    Date of Patent: March 20, 1979
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: John F. Harris, Jr., William H. Sharkey