Patents by Inventor Donald R. Skillman

Donald R. Skillman 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).

  • Patent number: 7253177
    Abstract: The invention relates to derivatives of pyrroloquinazolinediamine, more specifically derivatives of 7-(substituted)-7H-pyrrolo[3,2-F] quinazoline-1,3-diamines that are non-toxic and are also effective in the treatment of malaria, including P. falciparum and P. vivax strains. The derivatives are certain carbamate derivatives, succinimide derivatives, alkylcarboxamides derivatives and acetamide derivative, phthalimides, alkylamines and all other amide and imide derivatives and their 1-hydroxy analogs. The derivatives of the present invention are also soluble in common organic solvents to facilitate the purification in a large scale synthesis of the composition.
    Type: Grant
    Filed: October 22, 2004
    Date of Patent: August 7, 2007
    Assignee: United States of America as Represented by the Secretary of the Army
    Inventors: Ai J. Lin, Jian Guan, Quan Zhang, Donald R. Skillman