Patents by Inventor Erich Uffelman

Erich Uffelman 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).

  • Tetraphenylporphyrin compounds and method
    Patent number: 5384397
    Abstract: The invention includes a water-soluble oxygen carrier. The oxygen carrier includes a meso-.alpha.,.alpha.,.alpha.,.alpha.-tetrakis(o-propanoylamino)phenylporph yrin, in which the 3-carbons of the propanoyl groups are each covalently bound to an amine nitrogen, and iron or cobalt is bound to the pyrrole nitrogens of the porphyrin. The oxygen carrier also includes a ligand L for protecting the open face of the porphyrin from .mu.-oxo dimer formation.
    Type: Grant
    Filed: November 9, 1993
    Date of Patent: January 24, 1995
    Assignee: The Board of Trustees of the Leland Stanford Junior University
    Inventors: Xumu Zhang, Erich Uffelman, James P. Collman