Patents by Inventor Albert D. Epstein

Albert D. Epstein 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).

  • Process for the crystalization of losartan
    Patent number: 5859258
    Abstract: Losartan potassium is an angiotensin II antagonist useful in the treatment of hypertension and congestive heart failure. ##STR1## This invention relates to the process for the controlled crystallization of losartan potassium utilizing anti-solvent addition combined with massive seeding in order to obtain the desired crystal morphology and bulk physical properties necessary for successful formulation.
    Type: Grant
    Filed: October 28, 1997
    Date of Patent: January 12, 1999
    Assignee: Merck & Company, Inc.
    Inventors: Patrick Breen, Erik A. Dienemann, Albert D. Epstein, Karen A. Larson, Michael T. Kennedy, Hari Mahadevan