Patents by Inventor Michal Michalak

Michal Michalak 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).

  • Complexes of ruthenum, method for their preparation, and their application in olefin metathesis reactions
    Patent number: 9074028
    Abstract: The present invention provides new ruthenium complexes of Formula (1), which contain a chelate ring created by a halogen atom X. The invention concerns also a method for the preparation of the new ruthenium complexes and their application in metathesis reactions.
    Type: Grant
    Filed: June 4, 2012
    Date of Patent: July 7, 2015
    Assignee: UMICORE AG & CO. KG
    Inventors: Karol Leslaw Grela, Michal Barbasiewicz, Michal Michalak
  • New Complexes of Ruthenium, Method for Their Preparation, and Their Application in Olefin Metathesis Reactions
    Publication number: 20140171607
    Abstract: The present invention provides new ruthenium complexes of Formula (1), which contain a chelate ring created by a halogen atom X. The invention concerns also a method for the preparation of the new ruthenium complexes and their application in metathesis reactions.
    Type: Application
    Filed: June 4, 2012
    Publication date: June 19, 2014
    Applicant: UMICORE AG & CO. KG
    Inventors: Karol Grela, Michal Barbasiewicz, Michal Michalak