Patents by Inventor N. Gabriel LEMCOFF

N. Gabriel LEMCOFF 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).

  • Dicyclopentadiene derivatives and polymers thereof
    Patent number: 11059939
    Abstract: Dicyclopentadiene (DCPD) derivatives of following general formula (I); their preparation and use thereof, especially as monomers in polymerization reactions, such as olefin polymerization or ring-opening metathesis polymerization (ROMP).
    Type: Grant
    Filed: October 20, 2016
    Date of Patent: July 13, 2021
    Assignee: B.G. Negev Technologies and Applications Ltd., at Ben-Gurion University
    Inventors: N. Gabriel Lemcoff, Amos Ben Asuly, Yakov Ginzburg, Sukdeb Saha
  • Sulfur chelated ruthenium compounds useful as olefin metathesis catalysts
    Patent number: 9718849
    Abstract: Sulfur chelated ruthenium compounds represented by the following formula: wherein M indicates the ruthenium metal bound to a benzylidene carbon; R represents C1-C7 alkyl group or optionally substituted aryl; X1 and X2 each independently represent halogen; Y1 and Y2 each independently denote unsubstituted or alkyl-substituted phenyl; and Z independently represents hydrogen, electron withdrawing or electron donating substituent, with m being an integer from 1 to 4, and processes and compositions related thereto.
    Type: Grant
    Filed: July 18, 2013
    Date of Patent: August 1, 2017
    Assignee: BEN-GURION UNIVERSITY OF THE NEGEV RESEARCH AND DEVELOPMENT AUTHORITY
    Inventors: N. Gabriel Lemcoff, Amos Ben-Asuly
  • SULFUR CHELATED RUTHENIUM COMPOUNDS USEFUL AS OLEFIN METATHESIS CATALYSTS
    Publication number: 20140155511
    Abstract: Sulfur chelated ruthenium compounds represented by the following formula: wherein M indicates the ruthenium metal bound to a benzylidene carbon; R represents C1-C7 alkyl group or optionally substituted aryl; X1 and X2 each independently represent halogen; Y1 and Y2 each independently denote unsubstituted or alkyl-substituted phenyl; and Z independently represents hydrogen, electron withdrawing or electron donating substituent, with m being an integer from 1 to 4, and processes and compositions related thereto.
    Type: Application
    Filed: July 18, 2013
    Publication date: June 5, 2014
    Inventors: N. Gabriel LEMCOFF, Amos BEN-ASULY
  • SULFUR CHELATED RUTHENIUM COMPOUNDS USEFUL AS OLEFIN METATHESIS CATALYSTS
    Publication number: 20100113722
    Abstract: Sulfur chelated ruthenium compounds represented by the following formula: wherein M indicates the ruthenium metal bound to a benzylidene carbon; R represents C1-C7 alkyl group or optionally substituted aryl; X1 and X2 each independently represent halogen; Y1 and Y2 each independently denote unsubstituted or alkyl-substituted phenyl; and Z independently represents hydrogen, electron withdrawing or electron donating substituent, with m being an integer from 1 to 4, and processes and compositions related thereto.
    Type: Application
    Filed: October 30, 2009
    Publication date: May 6, 2010
    Applicant: BEN-GURION UNIVERSITY OF THE NEGEV RESEARCH AND DEVELOPMENT AUTHORITY
    Inventors: N. Gabriel LEMCOFF, Amos BEN-ASULY