Patents by Inventor Tesfaye Bitfu

Tesfaye Bitfu 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).

  • Aliphatic hydroxy substituted piperidyl diaryl pyrrole derivatives as antiprotozoal agents
    Patent number: 6528531
    Abstract: Trisubstituted pyrroles are antiprotozoal agents useful in the treatment and prevention of protozoal diseases in human and animals, including the control of coccidiosis in poultry.
    Type: Grant
    Filed: November 10, 2000
    Date of Patent: March 4, 2003
    Assignee: Merck & Co., Inc.
    Inventors: Tesfaye Bitfu, Danqing D. Feng, Gui-Bai Liang, Mitree M. Ponpipom, Xiaoxia Qian, Michael H. Fisher, Matthew J. Wyvratt, Robert L. Bugianesi
  • Anticoccidial compounds
    Patent number: 6384052
    Abstract: Trisubstituted pyrroles are useful in the control of coccidiosis in poultry.
    Type: Grant
    Filed: November 10, 2000
    Date of Patent: May 7, 2002
    Assignee: Merck & Co., Inc.
    Inventors: Tesfaye Bitfu, Danqing D. Feng