Patents by Inventor Rosie Bick-Har Wong

Rosie Bick-Har Wong 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).

  • 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.
  • Imidazolinone haptens and antigens and enzyme conjugates prepared therefrom
    Publication number: 20010020087
    Abstract: The present invention provides an imidazolinone hapten having the structural formula 1
    Type: Application
    Filed: March 13, 2001
    Publication date: September 6, 2001
    Applicant: American Cyanamid Company
    Inventors: Rosie Bick-Har Wong, Joseph Luke Pont, Alvin Donald Crews
  • Imidazolinone haptens
    Patent number: 5808079
    Abstract: The present invention provides an imidazolinone hapten having the structural formula ##STR1## 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: September 15, 1998
    Assignee: American Cyanamid Company
    Inventors: Rosie Bick-Har Wong, Joseph Luke Pont, Alvin Donald Crews, Jr.
  • Imidazolinones
    Patent number: 5693658
    Abstract: The present invention provides an imidazolinone hapten having the structural formula ##STR1## 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: November 3, 1994
    Date of Patent: December 2, 1997
    Assignee: American Cyanamid Company
    Inventors: Rosie Bick-Har Wong, Joseph Luke Pont, Alvin Donald Crews, Jr.