Patents by Inventor Helena Brink Nilsson

Helena Brink Nilsson 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).

  • Cell cultivation method and medium
    Patent number: 5888815
    Abstract: The invention relates to a method of cultivating mammalian cells expressing recombinant Factor VIII in a serum-free cell culture medium of the type that normally requires the presence of human serum albumin (HSA) and which is substantially free from fatty acids, fattyacid esters and lipids, but wherein HSA is replaced by at least one glucose or sucrose based polysaccharide having an average molecular weight of from about 10,000 to about 450,000. The invention also relates to such a serum-free cell culture medium.
    Type: Grant
    Filed: April 15, 1996
    Date of Patent: March 30, 1999
    Assignee: Pharmacia & Upjohn Aktiebolag
    Inventors: Helena Brink Nilsson, Sarah Boork