Patents by Inventor Göran Hjäm

Göran Hjäm 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).

  • Spider silk proteins and methods for producing spider silk proteins
    Patent number: 8618255
    Abstract: The invention provides an isolated major ampullate spidroin protein, which consists of from 150 to 420 amino acid residues and is defined by the formula REP-CT. REP is a repetitive, N-terminally derived protein fragment having from 80 to 300 amino acid residues. CT is a C-terminally derived protein fragment having from 70 to 120 amino acid residues. The invention further provides an isolated fusion protein consisting of a first protein fragment, which is a major ampullate spidroin protein, and a second protein fragment comprising a fusion partner and a cleavage agent recognition site. The first protein fragment is coupled via said cleavage agent recognition site to the fusion partner. The invention also provides a method of producing a major ampullate spidroin protein and polymers thereof.
    Type: Grant
    Filed: August 29, 2012
    Date of Patent: December 31, 2013
    Assignee: Spiber Technologies AB
    Inventors: Jan Johansson, Göran Hjäm, Margareta Stark, Anna Rising, Stefan Grip, Wilhelm Engström, My Hedhammar