Patents by Inventor Kenneth Coelho

Kenneth Coelho 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).

  • Dextran hexonic acid derivative, ferric hydroxide complex and method manufacture thereof
    Patent number: 4788281
    Abstract: A novel hexonic acid derivative of dextran and a complex thereof with ferric hydroxide which complex is stable and non-toxic and has a high iron content are obtained under carefully controlled conditions by reacting dextran having a molecular weight range between 2000 and 6000 with sodium chlorite; and then reacting with ferric hydroxide to produce the desired complex.
    Type: Grant
    Filed: January 4, 1984
    Date of Patent: November 29, 1988
    Inventors: Anthony L. Tosoni, Natu Patel, Kenneth Coelho