Patents Represented by Attorney Karol M. Pessin

Find this attorney in the Justia Lawyer Directory

  • Stem cell factor formulations and methods
    Patent number: 5965522
    Abstract: The invention relates to a novel formulation of stem cell factor. The formulation contains histidine, glutamic acid, sucrose and mannitol. The formulation has a pH between 5.0 and 6.0 and has been lyophilized.
    Type: Grant
    Filed: June 29, 1998
    Date of Patent: October 12, 1999
    Assignee: Amgen Inc.
    Inventor: Susan I. Hershenson
  • Stem cell factor analog compositions and method
    Patent number: 5885962
    Abstract: The present invention relates to stem cell factor analog polypeptide compositions, and vectors, host cells, and processes for recombinant DNA production of the present stem cell factor analogs. Pharmaceutical compositions and methods of use are also disclosed.
    Type: Grant
    Filed: April 5, 1996
    Date of Patent: March 23, 1999
    Assignee: Amgen Inc.
    Inventor: Hsieng Lu
  • N-terminally chemically modified protein compositions and methods
    Patent number: 5824784
    Abstract: Provided herein are methods and compositions relating to the attachment of water soluble polymers to proteins. Provided are novel methods for N-terminally modifying proteins or analogs thereof, and resultant compositions, including novel N-terminally chemically modified G-CSF compositions and related methods of preparation. Also provided is chemically modified consensus interferon.
    Type: Grant
    Filed: October 12, 1994
    Date of Patent: October 20, 1998
    Assignee: Amgen Inc.
    Inventors: Olaf B. Kinstler, Nancy E. Gabriel, Christine E. Farrar, Randolph B. DePrince