Patents by Inventor Bhuphendra Vallabh Kara

Bhuphendra Vallabh Kara 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).

  • Fermentation process
    Patent number: 5840543
    Abstract: Processes for preparing polypeptides, such as G-CSF or analogues thereof, in which fermentation is carried out in the presence of at least one amino acid which is present in an amount sufficient to give improved accumulation of the polypeptide. The amino acid may be threonine and/or leucine which is present in the growth medium at a concentration of, for example, about 1.25 to 5 g/l.
    Type: Grant
    Filed: May 1, 1995
    Date of Patent: November 24, 1998
    Assignee: Imperial Chemical Industries PLC
    Inventors: Robert Craig Hockney, Bhuphendra Vallabh Kara