Patents by Inventor John Lee Ferrell

John Lee Ferrell 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).

  • Synthesis of bis[2-(N,N-dimethylamino)ethyl] ether
    Patent number: 3957875
    Abstract: A process is disclosed which comprises reacting trimethylamine with 2-[2-(N,N-dimethylamino)ethoxy]ethanol in the presence of nickel catalyst to produce bis[2-(N,N-dimethylamino)ethyl] ether.
    Type: Grant
    Filed: June 10, 1974
    Date of Patent: May 18, 1976
    Assignee: Union Carbide Corporation
    Inventors: John Lee Ferrell, Fedor Poppelsdorf