Patents by Inventor Krzysztof R. Januszkiewicz

Krzysztof R. Januszkiewicz 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).

  • Process for the conversion of a terminal carbon-carbon double bond of an olefinic hydrocarbon to carbonyl groups
    Patent number: 4568770
    Abstract: Terminal carbon-carbon double bonds of olefinic hydrocarbons are converted to carbonyl groups by reacting the olefin with oxygen in the presence of (a) a catalyst comprising (i) one or more of the metals palladium, rhodium, ruthenium or iridium, and (ii) copper, (b) a diluent comprising two liquid phases, and (c) a surfactant, provided that when the metal is palladium no alkali or alkaline earth metal is present and the surfactant is dodecyltrimethylammonium or cetyltrimethylammonium chloride or bromide.
    Type: Grant
    Filed: September 28, 1983
    Date of Patent: February 4, 1986
    Assignee: The British Petroleum Company p.l.c.
    Inventors: Howard Alper, Krzysztof R. Januszkiewicz, David J. H. Smith