Patents Examined by Ponnalori Padmashri
  • Imidazolinone haptens and antigens and enzyme conjugates prepared therefrom
    Patent number: 6407217
    Abstract: The present invention provides an imidazolinone hapten having the structural formula Further provided are an antigen and an enzyme conjugate which are prepared from the imidazolinone hapten. The haptens, antigens and enzyme conjugates provided are useful in immunoassays for determining the presence and concentration of an imidazolinone compound in the presence of one or more other imidazolinone compounds.
    Type: Grant
    Filed: January 16, 1997
    Date of Patent: June 18, 2002
    Assignee: American Cyanamid Company
    Inventors: Rosie Bick-Har Wong, Joseph Luke Pont, Alvin Donald Crews, Jr.