Patents by Inventor Joseph E. Mertz

Joseph E. Mertz 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).

  • Crystal forms of azithromycin
    Patent number: 7307156
    Abstract: The invention relates to novel crystal forms of azithromycin, an antibiotic useful in the treatment of infections.
    Type: Grant
    Filed: August 27, 2003
    Date of Patent: December 11, 2007
    Assignee: Pfizer Inc.
    Inventors: Zheng J. Li, Andrew V. Trask, Joseph E. Mertz