Patents by Inventor Christopher K. Crowell

Christopher K. Crowell 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).

  • Production of glycoproteins using manganese
    Patent number: 8617878
    Abstract: Culture media comprising manganese and methods of culturing cells to improve sialylation and glycosylation of glycoproteins are provided.
    Type: Grant
    Filed: May 20, 2011
    Date of Patent: December 31, 2013
    Assignee: Amgen Inc.
    Inventors: Christopher K. Crowell, Gustavo E. Grampp
  • Host cells and culture methods
    Patent number: 8460896
    Abstract: Improved host cells and culture methods involving overexpression of MAN1C1 activity to improve protein production are provided.
    Type: Grant
    Filed: May 21, 2012
    Date of Patent: June 11, 2013
    Assignee: Amgen Inc.
    Inventor: Christopher K. Crowell
  • Host Cells and Culture Methods
    Publication number: 20130065271
    Abstract: Improved host cells and culture methods involving overexpression of MAN1C1 activity to improve protein production are provided.
    Type: Application
    Filed: May 21, 2012
    Publication date: March 14, 2013
    Inventor: Christopher K. CROWELL
  • Host cells comprising alpha 1,2 mannosidase and culture methods thereof
    Patent number: 8247210
    Abstract: Improved host cells and culture methods involving overexpression of MAN1C1 activity to improve protein production are provided.
    Type: Grant
    Filed: May 21, 2010
    Date of Patent: August 21, 2012
    Assignee: Amgen Inc.
    Inventor: Christopher K. Crowell
  • PRODUCTION OF GLYCOPROTEINS USING MANGANESE
    Publication number: 20110287483
    Abstract: Culture media comprising manganese and methods of culturing cells to improve sialylation and glycosylation of glycoproteins are provided.
    Type: Application
    Filed: May 20, 2011
    Publication date: November 24, 2011
    Inventors: Christopher K. CROWELL, Gustavo E. GRAMPP
  • Production of glycoproteins using manganese
    Patent number: 7972810
    Abstract: Culture media comprising manganese and methods of culturing cells to improve sialylation and glycosylation of glycoproteins are provided.
    Type: Grant
    Filed: December 6, 2006
    Date of Patent: July 5, 2011
    Assignee: Amgen Inc.
    Inventors: Christopher K. Crowell, Gustavo E. Grampp
  • Host cells comprising alpha 1,2 mannosidase and culture methods thereof
    Patent number: 7888101
    Abstract: Improved host cells and culture methods involving overexpression of MAN1C1 activity to improve protein production are provided.
    Type: Grant
    Filed: December 6, 2006
    Date of Patent: February 15, 2011
    Assignee: Amgen Inc.
    Inventor: Christopher K. Crowell
  • HOST CELLS COMPRISING ALPHA 1,2 MANNOSIDASE AND CULTURE METHODS THEREOF
    Publication number: 20110020811
    Abstract: Improved host cells and culture methods involving overexpression of MAN1C1 activity to improve protein production are provided.
    Type: Application
    Filed: May 21, 2010
    Publication date: January 27, 2011
    Applicant: Amgen Inc.
    Inventor: Christopher K. Crowell