Patents by Inventor John Robert Baranski

John Robert Baranski 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).

  • Dithiocarbamyl derivatives useful as lubricant additives
    Patent number: 6117826
    Abstract: Dithiocarbamyl derivatives, useful as multifunctional additives for lubricating oils, of the formula ##STR1## wherein Q is ##STR2## R.sup.1 and R.sup.2 are each independently C.sub.1 -C.sub.30 n-alkyl, C.sub.3 -C.sub.30 branched alkyl, C.sub.3 -C.sub.12 cycloalkyl, C.sub.5 -C.sub.12 aryl, or C.sub.6 -C.sub.12 alkylaryl; R.sup.3 is C.sub.1 -C.sub.20 alkylene; R.sup.4 is --R.sup.3 --C(O)--O--; R.sup.5 and R.sup.6 are each independently hydrogen, C.sub.1 -C.sub.30 n-alkyl, C.sub.3 -C.sub.30 branched alkyl, C.sub.3 -C.sub.12 cycloalkyl, C.sub.5 -C.sub.12 aryl, or C.sub.6 -C.sub.12 alkylaryl; R.sup.7 is C.sub.1 -C.sub.20 alkylene, optionally substituted with --OR.sup.5 or --COOH; R.sup.8 is --R.sup.3 --C(O)--NR.sup.5 --; n is 0, 1, 2 or 3; and y is 0, 1, 2, or 3.
    Type: Grant
    Filed: September 8, 1998
    Date of Patent: September 12, 2000
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: John Robert Baranski, Cyril Andrew Migdal