Patents by Inventor Hafeez Ikram

Hafeez Ikram 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).

  • Synthetic antigenic peptide derived from hepatitis B surface antigen
    Patent number: 4578217
    Abstract: There is disclosed a new synthetic peptide which evokes an immunological response. The synthetic peptide, moreover, interacts with antibodies to hepatitis B surface antigen (HBsAg). Thus, the synthetic peptide is useful as an immunizing agent in a vaccine as an active component thereof where it serves to produce antibodies in vivo which are protective against hepatitis B virus. The synthetic peptide of the invention comprises the following sequence of amino acids: Arg Trp Met Met Leu Arg Arg (I) and preferably has the following sequence: Gly Tyr Arg Trp Met Met Leu Arg Arg Phe Gly (II).
    Type: Grant
    Filed: May 12, 1983
    Date of Patent: March 25, 1986
    Assignee: New York Blood Center, Inc.
    Inventors: John Vnek, Alfred M. Prince, Hafeez Ikram
  • Synthetic antigenic peptide derived from Hepatitis B surface antigen
    Patent number: 4575495
    Abstract: There is disclosed a new synthetic peptide which evokes an immunological response. The synthetic peptide, moreover, interacts with antibodies to Hepatitis B surface antigen (HBsAG). Thus, the synthetic peptide is useful as an immunizing agent in a vaccine as an active component thereof where it serves to produce antibodies in vivo which are protective against Hepatitis B virus. The synthetic peptide of the invention comprises the following sequence of amino acids: Arg Trp Met Met Leu Arg Arg(I) and preferably has the following sequence: Gly Tyr Arg Trp Met Met Leu Arg Arg Phe Gly (II).
    Type: Grant
    Filed: July 17, 1984
    Date of Patent: March 11, 1986
    Assignee: New York Blood Center, Inc.
    Inventors: John Vnek, Alfred M. Prince, Hafeez Ikram