Patents by Inventor Alexander Leopold Nussbaum

Alexander Leopold Nussbaum 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: 4056673
    Abstract: Phosphonoacetic acid derivatives of purine and pyrimidine nucleosides are novel antiviral and/or antineoplastic agents.
    Type: Grant
    Filed: July 16, 1976
    Date of Patent: November 1, 1977
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Edgar Philip Heimer, Alexander Leopold Nussbaum