Patents Examined by Ciro Faraci
  • Poly cation salts of monohexosethio (or oxy) alkyl diamides
    Patent number: 4404195
    Abstract: N,N'-Bis[4-[(2,3,4,6-tetra-O-sulfo-.alpha.(or .beta.)-D-glucopyranosyl)thio(or oxy)]phenyl]alkyl diamides, the cation salts thereof, useful as modulators of the complement system, the intermediates thereof and the process for the preparation of such intermediates and end products.
    Type: Grant
    Filed: April 16, 1982
    Date of Patent: September 13, 1983
    Assignee: American Cyanamid Company
    Inventors: Robert E. Schaub, Janis Upeslacis, Seymour Bernstein