Patents by Inventor Michael Schleyer

Michael Schleyer 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).

  • Cytotoxic alkaloids halitulin
    Patent number: 6635656
    Abstract: Compounds of general formula (I), wherein the nature of the group R is not particularly critical and typically takes various forms, include the natural compound halitulin of formula (I) and have antitumor activity.
    Type: Grant
    Filed: November 7, 2001
    Date of Patent: October 21, 2003
    Assignee: Pharma Mar, S.A.
    Inventors: Yoel Kashman, Ganit Koren-Goldshlager, Maria Dolores Garcia Gravalos, Michael Schleyer