Patents by Inventor John Henstrand

John Henstrand 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).

  • Methods for producing and purifying recombinant alpha-L-iduronidase
    Publication number: 20060040348
    Abstract: The present invention provides a recombinant human ?-L-iduronidase and biologically active fragments and muteins thereof with a purity greater than 99%. The present invention further provides large-scale methods to produce and purify commercial grade recombinant human ?-L-iduronidase enzyme thereof.
    Type: Application
    Filed: November 24, 2003
    Publication date: February 23, 2006
    Inventors: Minmin Qin, Wai-Pan Chan, Lin Chen, Paul Fitzpatrick, John Henstrand, Dan Wendt, Gary Zecherle, Christopher Starr, Emil Kakkis
  • Precursor N-acetylgalactosamine-4 sulfatase, methods of treatment using said enzyme and methods for producing and purifying said enzyme
    Publication number: 20050287133
    Abstract: The present invention provides a highly purified recombinant, human precursor N-acetylgalactosamine-4-sulfatase and biologically active mutants, fragments and analogs thereof as well as pharmaceutical formulations comprising highly purified recombinant human precursor N-acetylgalactosamine-4-sulfatase. The invention also provides methods for treating diseases caused all or in part by deficiencies in human N-acetylgalactosamine-4-sulfatase including MPS VI and methods for producing and purifying the recombinant precursor enzyme to a highly purified form.
    Type: Application
    Filed: May 23, 2005
    Publication date: December 29, 2005
    Applicant: BIOMARIN PHARMACEUTICAL INC.
    Inventors: Minmin Qin, Gary Zecherle, Wai-Pan Chan, Paul Fitzpatrick, Stuart Swiedler, John Henstrand, Dan Wendt, Lin Chen, Christopher Starr