Patents by Inventor Sandor Gati

Sandor Gati 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).

  • Nonylated diphenylamines
    Patent number: 6315925
    Abstract: The invention relates to a mixture of nonylated diphenylamines, especially dinonylated diphenylamines, and to a technically advantageous methodological process for the preparation of that mixture by using acid catalysts in small quantities. The mixture is used as an additive for stabilizing organic products that are subjected to oxidative, thermal and/or light-induced degradation.
    Type: Grant
    Filed: February 14, 2000
    Date of Patent: November 13, 2001
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Beat Michael Aebli, Samuel Evans, Sandor Gati
  • Flowable aqueous dispersions of polycarboxylic acid corrosion inhibitors
    Patent number: 5549847
    Abstract: Highly concentrated flowable dispersions of corrosion inhibitors can be prepared by stirring a filter cake of the corrosion inhibitor with a dispersant and a thickener. These dispersions are storage stable.
    Type: Grant
    Filed: November 23, 1994
    Date of Patent: August 27, 1996
    Assignee: Ciba-Geigy Corporation
    Inventors: Martine Goliro, Martin Holer, Sandor Gati
  • Reactive dyes, processes for their manufacture and their use
    Patent number: 4330469
    Abstract: The invention provides reactive dyes of the formula ##STR1## wherein Pc is the radical of a copper or nickel phthalocyanine, X is a substituted or unsubstituted amino group, A is an alkylene or arylene radical, Y is a removable or non-removeable substituent, W is sulfo or carboxyl, and Z is a reactive radical, and a, b and c are whole or fractional numbers, with the proviso that each of a and c is at least 1, b is a value between 0 and 2 and the sum of a+b+c must be 4.
    Type: Grant
    Filed: November 25, 1980
    Date of Patent: May 18, 1982
    Assignee: Ciba-Geigy Corporation
    Inventors: Sandor Gati, Gerd Holzle
  • Process for monoacylating water-soluble organic amino compounds
    Patent number: 4189576
    Abstract: A process for the monoacylation of water-soluble organic amino compounds with 2,4,6-trifluoro-s-triazine, which comprises introducing all reactants simultaneously and continuously in the amounts necessary for the required throughput into the reaction space and removing the resultant reaction products continuously therefrom.
    Type: Grant
    Filed: October 13, 1977
    Date of Patent: February 19, 1980
    Assignee: Ciba-Geigy Corporation
    Inventors: Fritz Altorfer, Sandor Gati, Gert Hegar