Patents by Inventor Karel J. M. Brands

Karel J. M. Brands 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).

  • Crystalline forms of antibiotic side chain intermediates
    Patent number: 6479667
    Abstract: Crystalline 2S-cis-3-[[(4-mercapto-2-pyrrolidinyl)carbonyl]-amino]benzoic acid and salts and solvates thereof are disclosed. A crystalline type is described.
    Type: Grant
    Filed: February 28, 2001
    Date of Patent: November 12, 2002
    Assignee: Merck & Co., Inc.
    Inventors: Karel J. M. Brands, Karen M. Conrad, John M. Williams
  • Crystalline forms of antibiotic side chain intermediates
    Publication number: 20020062032
    Abstract: Crystalline 2S-cis-3-[[(4-mercapto-2-pyrrolidinyl) carbonyl]-amino]benzoic acid and salts and solvates thereof are disclosed. A crystalline type is described.
    Type: Application
    Filed: February 28, 2001
    Publication date: May 23, 2002
    Inventors: Karel J. M. Brands, Karen M. Conrad, John M. Williams