Patents by Inventor Ewa Walczyk

Ewa Walczyk 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 GLUCAGON LIKE PEPTIDE 2 AND ANALOGS
    Publication number: 20110092424
    Abstract: GLP-2 peptides and analogs thereof are produced in high yield and with desired, authentic termini by isolation from a GLP-2 peptide multimer in which at least two units of GLP-2 peptide are coupled through a linker that presents an N-terminal acid cleavage site and a C-terminal enzyme cleavage site. In a specific embodiment, [Gly2]hGLP-2 is produced from a multimeric precursor comprising 2-30 units thereof.
    Type: Application
    Filed: September 30, 2010
    Publication date: April 21, 2011
    Applicant: NPS PHARMACEUTICALS, INC.
    Inventors: Ken Sasaki, Vanessa Jane Williamson, Alberto de Araujo, Ewa Walczyk
  • Production of glucagon-like peptide 2
    Patent number: 7829307
    Abstract: GLP-2 peptides and analogs thereof are produced in high yield and with desired, authentic termini by isolation from a GLP-2 peptide multimer in which at least two units of GLP-2 peptide are coupled through a linker that presents an N-terminal acid cleavage site and a C-terminal enzyme cleavage site. In a specific embodiment, [Gly2]hGLP-2 is produced from a multimeric precursor comprising 2-30 units thereof.
    Type: Grant
    Filed: November 22, 2004
    Date of Patent: November 9, 2010
    Assignee: NPS Pharmaceuticals, Inc.
    Inventors: Ken Sasaki, Vanessa Jane Williamson, Alberto de Araujo, Ewa Walczyk
  • Production of glucagon like peptide 2 and analogs
    Publication number: 20050164930
    Abstract: GLP-2 peptides and analogs thereof are produced in high yield and with desired, authentic termini by isolation from a GLP-2 peptide multimer in which at least two units of GLP-2 peptide are coupled through a linker that presents an N-terminal acid cleavage site and a C-terminal enzyme cleavage site. In a specific embodiment, [Gly2]hGLP-2 is produced from a multimeric precursor comprising 2-30 units thereof.
    Type: Application
    Filed: November 22, 2004
    Publication date: July 28, 2005
    Inventors: Ken Sasaki, Vanessa Jane Williamson, Alberto de Araujo, Ewa Walczyk