Patents by Inventor John E. Chubb

John E. Chubb 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).

  • PROCESSES FOR PRODUCING N-ALKYLPYRAZOLE
    Publication number: 20110028734
    Abstract: Processes are provided for combining nonsubstituted hydrazine (N2H4), a strong acid, alcohol, and tetraalkoxypropane to produce N-alkylpyrazole.
    Type: Application
    Filed: April 16, 2009
    Publication date: February 3, 2011
    Applicant: ALBEMARLE CORPORATION
    Inventors: John E. Chubb, John J. Pascavage