Patents Assigned to Hightech Receptor AB
  • Gene encoding a novel protein H capable of binding to IgG
    Patent number: 5278297
    Abstract: A gene coding for Protein H, which is capable of binding specifically to human IgG of all subclasses, was isolated from Streptococcus sp. AP1 and expressed in host cells, E. coli to produce the Protein H.
    Type: Grant
    Filed: October 15, 1992
    Date of Patent: January 11, 1994
    Assignees: Sumitomo Pharmaceuticals Company, Ltd., HighTech Receptor AB
    Inventors: Hideyuki Gomi, Tatsunobu Hozumi, Shizuo Hattori, Chiaki Tagawa, Fumitaka Kishimoto, Lars Bjorck
  • Protein Arp, with immunoglobulin A binding activity, the corresponding vectors and hosts, reagent kit and pharmaceutical composition
    Patent number: 5210183
    Abstract: This invention relates to a new prote in subfragments thereof with affinity for immunoglobulin A, a process for cloning and expression of the protein, the corresponding vectors and hosts, a process for preparing the organism, a method for preparing the protein, a reagent kit and a pharmaceutical composition comprising the protein or fragments thereof.
    Type: Grant
    Filed: November 14, 1988
    Date of Patent: May 11, 1993
    Assignee: HighTech Receptor AB
    Inventors: Gunnar Lindahl, Elisabet Frithz, Lars-Olof Heden
  • Protein H capable of binding to IgG
    Patent number: 5180810
    Abstract: A gene coding for Protein H, which is capable of binding specifically to human IgG of all subclasses, was isolated from Streptococcus sp. APl and expressed in host cells, E. coli to produce the Protein H.
    Type: Grant
    Filed: July 7, 1989
    Date of Patent: January 19, 1993
    Assignees: Sumitomo Chemical Co., Limited, HighTech Receptor AB
    Inventors: Hideyuki Gomi, Tatsunobu Hozumi, Shizuo Hattori, Chiaki Tagawa, Fumitaka Kishimoto, Lars Bjorck
  • Protein L and subfragments thereof, with immunoglobulin binding activity, a process for preparing thereof, reagent kit, pharmaceutical composition and a peptococcus magnus strain
    Patent number: 4876194
    Abstract: This invention relates to a new protein L and subfragments thereof with binding activity for all classes of immunoglobulins from different species, a process for preparing the same, a reagent kit, a pharmaceutical composition and strain 312 of P. magnus. The process for preparing the protein and subfragments thereof is characterized in that the microorganism P. magnus 312 is treated with proteolytic enzymes or mutanolysin.
    Type: Grant
    Filed: July 22, 1986
    Date of Patent: October 24, 1989
    Assignee: Hightech Receptor AB
    Inventors: Lars Bjorck, Mats Erntell, Erling Myhre