Patents by Inventor Arnold Tartter

Arnold Tartter 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).

  • Salt of a sulfonic acid substituted 1:2 metal complex dye with a basic dye and an amine
    Patent number: 4045424
    Abstract: A dye salt of the formula ##STR1## WHEREIN Me is cobalt or chromium, X is --O-- or --COO--, Y and Y' each is hydrogen, chlorine or nitro, n is 1 or 2, a + b = n + 1 and neither a nor b is zero, the R substituents make up the organic residue of metallizable azo dyes, A is a basic dye and B is an aliphatic amine in quaternized form. These dye salts have good solubility in alcohols, glycols and esters and are useful for the manufacture of transparent varnishes, printing inks and the like.
    Type: Grant
    Filed: January 6, 1976
    Date of Patent: August 30, 1977
    Assignee: BASF Aktiengesellschaft
    Inventor: Arnold Tartter