Patents by Inventor E. Pingchang Chow

E. Pingchang Chow 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).

  • Muteins of IFN-.beta.
    Patent number: 6127332
    Abstract: A IFN-.beta. mutein in which phe (F), tyr (Y), trp (W) or his (H) is substituted for val (V) at position 101, when numbered in accordance with wild type IFN-.beta., DNA sequences encoding these IFN-.beta. muteins, recombinant DNA molecules containing those DNA sequences operatively linked to expression control sequences and capable of inducing expression of an IFN-.beta. mutein, hosts transformed with those recombinant DNA molecules, pharmaceutical compositions containing IFN-.beta. muteins and methods for treating viral infections, cancer or tumors, undesired cell proliferation, or for immunomodulation.
    Type: Grant
    Filed: August 18, 1997
    Date of Patent: October 3, 2000
    Assignee: Biogen, Inc.
    Inventors: Susan E. Goelz, Richard L. Cate, E. Pingchang Chow, R. Blake Pepinsky
  • Muteins of IFN-.beta.
    Patent number: 5545723
    Abstract: A IFN-.beta. mutein in which phe (F), tyr (Y), trp (W) or his (H) is substituted for val (V) at position 101, when numbered in accordance with wild type IFN-.beta., DNA sequences encoding these IFN-.beta. muteins, recombinant DNA molecules containing those DNA sequences operatively linked to expression control sequences and capable of inducing expression of an IFN-.beta. mutein, hosts transformed with those recombinant DNA molecules, pharmaceutical compositions containing IFN-.beta. muteins and methods of using those compositions to treat viral infections, cancer or tumors or for immunomodulation.
    Type: Grant
    Filed: March 15, 1994
    Date of Patent: August 13, 1996
    Assignee: Biogen Inc.
    Inventors: Susan E. Goelz, Richard L. Cate, E. Pingchang Chow, R. Blake Pepinsky