Patents by Inventor Joseph Norbert Weber

Joseph Norbert Weber 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).

  • Durable coating compositions containing aspartic compounds
    Patent number: 7276288
    Abstract: A coating composition comprising a binder of a. polyisocyanate crosslinking agent; b. an isocyanate-reactive component having at least one compound having the following formula: wherein X is an aliphatic or cycloaliphatic group, R1 and R2 are the same or different organic groups that are inert to isocyanate groups, and n is 2 to 4, and c. optionally, a polymeric component having a number average molecular weight of 5,000 to 50,000 having reactive groups that crosslink with an isocyanate, where the reactive groups are hydroxyl, carboxyl, glycidyl, amine and any mixtures thereof; and d.
    Type: Grant
    Filed: December 16, 2003
    Date of Patent: October 2, 2007
    Assignee: E. I. du Pont de Nemours & Co.
    Inventors: Patrick Henry Corcoran, Joseph Norbert Weber
  • Durable coating compositions containing aspartic compounds
    Publication number: 20040147648
    Abstract: A coating composition comprising a binder of
    Type: Application
    Filed: December 16, 2003
    Publication date: July 29, 2004
    Inventors: Patrick Henry Corcoran, Joseph Norbert Weber