Patents by Inventor Jordi Berenuger Barra

Jordi Berenuger Barra 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).

  • Metallizable disazo compounds having 1, 3-dihydroxybenzene bis-coupling component radicals, iron complexes thereof and mixtures of such iron complexes
    Patent number: 5668259
    Abstract: Compounds of the formula ##STR1## iron complexes thereof and mixtures of such iron complexes, wherein D is a monocyclic or bicyclic aromatic diazo component radical of the benzene series containing one --SO.sub.3 M group or is ##STR2## R.sub.1 is hydrogen, methyl or ethyl, and R.sub.4 is hydrogen, chloro or C.sub.1-2 alkyl,wherein R' is hydrogen, C.sub.1-4 alkyl, C.sub.2-4 hydroxyalkyl, methoxy(C.sub.2-4 alkyl) or ##STR3## R" is hydrogen, C.sub.1-4 alkyl, C.sub.2-4 hydroxyalkyl or methoxy(C.sub.2-4 alkyl), or--NR'R" is a saturated 5- or 6-membered ring,R.sub.5 is hydrogen, chloro or C.sub.1-2 alkyl, andX is hydrogen or hydroxy,wherein each R.sub.2 is independently hydrogen, chloro, hydroxy, C.sub.1-2 alkyl, C.sub.1-2 alkoxy or --SO.sub.2 NR.sub.o R.sub.o, andeach R.sub.3 is independently hydrogen, C.sub.1-2 alkyl, C.sub.1-2 alkoxy, --COOM, trifluoromethyl or --NR"'R"",wherein each R"' and R"" is independently C.sub.1-4 alkyl, C.sub.2-4 hydroxyalkyl, methoxy(C.sub.2-4 alkyl) or carbamoyl(C.sub.
    Type: Grant
    Filed: May 15, 1995
    Date of Patent: September 16, 1997
    Assignee: Clariant Finance (BVI) Limited
    Inventors: Jordi Berenuger Barra, Herbert Holliger, Jose Rocas Sorolla