Patents by Inventor Fatme DAHCHEH

Fatme DAHCHEH 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).

  • Ruthenium-based complexes, their preparation and use as catalysts
    Patent number: 9920086
    Abstract: The present invention relates to novel Ruthenium-based complex compounds which represent viable catalysts, in particular for all sorts of metathesis reactions. Such complex compounds can be prepared by a novel, very favorable and cost efficient method which includes the introduction of an alkylidene ligand into the complex by using vinyl sulfides or vinyl ethers.
    Type: Grant
    Filed: May 20, 2014
    Date of Patent: March 20, 2018
    Assignees: ARLANXEO DE GMBH, THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTO
    Inventors: Douglas Wade Stephan, Clinton Lund, Michael Sgro, Fatme Dahcheh, Christopher Ong
  • RUTHENIUM-BASED COMPLEXES, THEIR PREPARATION AND USE AS CATALYSTS
    Publication number: 20160090396
    Abstract: The present invention relates to novel Ruthenium-based complex compounds which represent viable catalysts, in particular for all sorts of metathesis reactions. Such complex compounds can be prepared by a novel, very favourable and cost efficient method which includes the introduction of an alkylidene ligand into the complex by using vinyl sulfides or vinyl ethers.
    Type: Application
    Filed: May 20, 2014
    Publication date: March 31, 2016
    Inventors: Douglas Wade STEPHAN, Clinton LUND, Michael SGRO, Fatme DAHCHEH, Christopher ONG