Patents by Inventor JAFAR SAIDZADEH

JAFAR SAIDZADEH 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).

  • Patent number: 9266041
    Abstract: The present invention relates to a chromatography ligand defined by the following formula R1—R2—N(R3)—R4—R5 wherein R1 is a substituted or non-substituted phenyl group; R2 is a hydrocarbon chain comprising 0-4 carbon atoms; R3 is a hydrocarbon chain comprising 1-3 carbon atoms; R4 is a hydrocarbon chain comprising 1-5 carbon atoms; and R5 is OH or H. The invention also comprises a separation matrix, comprising the described ligands coupled to a porous support, such as particles or a membrane. The ligand and matrix according to the invention is useful for purification of biomolecules or organic compounds, such as proteins, polypeptides, DNA etc. An advantageous use according to the invention is the purification of antibodies.
    Type: Grant
    Filed: June 13, 2011
    Date of Patent: February 23, 2016
    Assignee: GE Healthcare Bio-Sciences AB
    Inventors: Bo-Lennart Johansson, Jean-Luc Maloisel, Hans J. Johansson, Asa Ek, Maria Holm, Jafar Saidzadeh
  • Publication number: 20110266225
    Abstract: The present invention relates to a chromatography ligand defined by the following formula R1—R2—N(R3)—R4—R5 wherein R1 is a substituted or non-substituted phenyl group; R2 is a hydrocarbon chain comprising 0-4 carbon atoms; R3 is a hydrocarbon chain comprising 1-3 carbon atoms; R4 is a hydrocarbon chain comprising 1-5 carbon atoms; and R5 is OH or H. The invention also comprises a separation matrix, comprising the described ligands coupled to a porous support, such as particles or a membrane. The ligand and matrix according to the invention is useful for purification of biomolecules or organic compounds, such as proteins, polypeptides, DNA etc. An advantageous use according to the invention is the purification of antibodies.
    Type: Application
    Filed: June 13, 2011
    Publication date: November 3, 2011
    Applicant: GE HEALTHCARE BIO-SCIENCES AB
    Inventors: BO-LENNART JOHANSSON, JEAN-LUC MALOISEL, HANS J. JOHANSSON, ASA EK, MARIA HOLM, JAFAR SAIDZADEH