Patents by Inventor Heimo Riedel

Heimo Riedel 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).

  • Protein kinase C assay
    Patent number: 5776685
    Abstract: A method evaluating the tumor promoter agonist or antagonist activity or the PKC activator or inhibitor activity of a compound. The method includes supplying a yeast cell expressing a PKC , contacting the yeast cell with a compound to be evaluated; and determining the value of a parameter related to tumor promoter agonist or antagonist or PKC activator or inhibitor activity in the cell, the effect of compound on the value of the parameter being indicative of the tumor promtoer or PKC activator or inhibitor activity of the compound.
    Type: Grant
    Filed: November 19, 1996
    Date of Patent: July 7, 1998
    Assignee: Joslin Diabetes Center
    Inventor: Heimo Riedel
  • Receptors for efficient determination of ligands and their antagonists or agonists
    Patent number: 5030576
    Abstract: Hybrid receptors are provided that comprise (a) the ligand binding domain of a predetermined receptor and (b) a heterologous reporter polypeptide. The hybrid receptors are useful for convenient and large scale assay of biologically active ligands or their antagonists or agonists.
    Type: Grant
    Filed: March 13, 1989
    Date of Patent: July 9, 1991
    Assignee: Genentech, Inc.
    Inventors: Thomas J. Dull, Heimo Riedel, Axel Ullrich
  • Novel receptors for efficient determination of ligands and their antagonists or agonists
    Patent number: 4859609
    Abstract: Hybrid receptors are provided that comprise (a) the ligand binding domain of a predetermined receptor and (b) a heterologous reporter polypeptide. The hybrid receptors are useful for convenient and large scale assay of biologically active ligands or their antagonists or agonists.
    Type: Grant
    Filed: April 30, 1986
    Date of Patent: August 22, 1989
    Assignee: Genentech, Inc.
    Inventors: Thomas J. Dull, Heimo Riedel, Axel Ullrich