Patents by Inventor Alexander Khenkin

Alexander Khenkin 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).

  • Electrochemical mono-hydroxylation of organic compounds
    Patent number: 11795553
    Abstract: This invention relates to electrocatalytic processes for the formation of formate esters using at least one catalyst or pre-catalyst; wherein the formate ester can be further hydrolyzed.
    Type: Grant
    Filed: October 28, 2021
    Date of Patent: October 24, 2023
    Assignee: YEDA RESEARCH AND DEVELOPMENT CO. LTD.
    Inventors: Ronny Neumann, Alexander Khenkin, Miriam Somekh
  • PROCESS FOR THE PREPARATION OF FLUENSULFONE
    Publication number: 20220242838
    Abstract: This invention is directed to a method of oxidation of 5-chloro-2-((3,4,4-trifluorobut-3-en-1-yl)thio)-1?3,3?2-thiazole and analogs thereof to the corresponding sulfone, using an oxidant and a metal oxide-based catalyst.
    Type: Application
    Filed: August 4, 2020
    Publication date: August 4, 2022
    Applicant: YEDA RESEARCH AND DEVELOPMENT CO.LTD.
    Inventors: Ronny NEUMANN, Alexander KHENKIN
  • ELECTROCHEMICAL MONO-HYDROXYLATION OF ORGANIC COMPOUNDS
    Publication number: 20220049366
    Abstract: This invention relates to electrocatalytic processes for the formation of formate esters using at least one catalyst or pre-catalyst; wherein the formate ester can be further hydrolyzed.
    Type: Application
    Filed: October 28, 2021
    Publication date: February 17, 2022
    Applicant: YEDA RESEARCH AND DEVELOPMENT CO. LTD.
    Inventors: Ronny NEUMANN, Alexander KHENKIN, Miriam SOMEKH
  • Electrochemical mono-hydroxylation of organic compounds
    Patent number: 11174561
    Abstract: The invention relates to electrocatalytic processes for the formation of formate esters using at least one catalyst or pre-catalyst; wherein the formate ester can be further hydrolyzed.
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: November 16, 2021
    Assignee: YEDA RESEARCH AND DEVELOPMENT CO. LTD.
    Inventors: Ronny Neumann, Alexander Khenkin, Miriam Somekh
  • ELECTROCHEMICAL MONO-HYDROXYLATION OF ORGANIC COMPOUNDS
    Publication number: 20210172077
    Abstract: The invention relates to electrocatalytic processes for the formation of formate esters using at least one catalyst or pre-catalyst; wherein the formate ester can be further hydrolyzed.
    Type: Application
    Filed: December 10, 2018
    Publication date: June 10, 2021
    Applicant: YEDA RESEARCH AND DEVELOPMENT CO. LTD.
    Inventors: Ronny NEUMANN, Alexander KHENKiN, Miriam SOMEKH
  • Removal of heteroaromatic sulfides from hydrocarbons using polyoxometalates catalysts
    Patent number: 9388346
    Abstract: The present invention relates to methods of removing heteroaromatic sulfides from hydrocarbons (e.g. petroleum products such as gasoline and fuel oils), using polyoxometalate catalysts such as H5PV2Mo10O40 or solvates thereof.
    Type: Grant
    Filed: October 31, 2011
    Date of Patent: July 12, 2016
    Assignee: YEDA RESEARCH AND DEVELOPMENT CO. LTD.
    Inventors: Ronny Neumann, Alexander Khenkin
  • REMOVAL OF HETEROAROMATIC SULFIDES FROM HYDROCARBONS USING POLYOXOMETALATES CATALYSTS
    Publication number: 20130206646
    Abstract: The present invention relates to methods of removing heteroaromatic sulfides from hydrocarbons (e.g. petroleum products such as gasoline and fuel oils), using polyoxometalate catalysts such as H5PV2Mo10O40 or solvates thereof.
    Type: Application
    Filed: October 31, 2011
    Publication date: August 15, 2013
    Applicant: Yeda Research and Development Co., Ltd.
    Inventors: Ronny Neumann, Alexander Khenkin
  • Process for Preparing Allylmercaptocaptopril (Cpssa) and Related Asymmetrical Disulfides
    Publication number: 20100228037
    Abstract: A novel process of preparing allyl-containing asymmetric disulfides, and particularly therapeutically active allyl-containing asymmetric disulfides such as allylmercaptocaptopril (CPSSA) is disclosed.
    Type: Application
    Filed: January 24, 2007
    Publication date: September 9, 2010
    Applicant: Yeda Research And Development Co. Ltd. at the Weizmann Institute of Science
    Inventors: Alexander Khenkin, Aharon Rabinkov, Talia Miron, Meir Wilchek, David Mirelman
  • Process for the epoxidation of alkenes and polyoxofluorometalates for use therein
    Patent number: 6762310
    Abstract: The invention provides a process for the catalytic epoxidation of an alkene comprising a transition metal substituted polyoxofluorometalate and molecular oxygen with the alkene. The invention also includes transition metal substituted polyoxofluorometalates of the formula Qq[NaH2(TM)(H2O)M17F6O55]q and the molecular structure depicted in FIG. 1, where M is Mo, W, Nb, V or combinations thereof, TM is selected from Ti, V, Cr, Mn Fe, Co, Ni, Cu, Zn and the noble metals Ru, Pd, Rh, Ir, Os and Pt,, and Q is a countercation countering the charge q−, and a process for preparing such polyoxofluorometalates.
    Type: Grant
    Filed: March 25, 2003
    Date of Patent: July 13, 2004
    Assignees: Yissum Research Development Company of Hebrew University of Jersualem, Yeda Research and Development Company Ltd.
    Inventors: Ronny Neumann, Alexander Khenkin, Revital Ben-Daniel
  • Process for the epoxidation of alkenes and polyoxofluorometalates for use therein
    Publication number: 20030181739
    Abstract: The invention provides a process for the catalytic epoxidation of an alkene comprising contacting a transition metal substituted polyoxofluorometalate and molecular oxygen with said alkene.
    Type: Application
    Filed: March 25, 2003
    Publication date: September 25, 2003
    Applicants: Yeda Research and Development Company Ltd., Yissum Research Development Company of the Hebrew University of Jerusalem
    Inventors: Ronny Neumann, Alexander Khenkin, Revital Ben-Daniel
  • Polyoxofluorometallates and use thereof as catalysts for the epoxidation of alkenes
    Patent number: 6573394
    Abstract: The invention provides a process for the catalytic epoxidation of an alkene comprising contacting a transition metal substituted polyoxofluorometalate and molecular oxygen with said alkene.
    Type: Grant
    Filed: September 7, 2001
    Date of Patent: June 3, 2003
    Assignees: Yissum Research Development Company of Hebrew University of Jerusalem, Yeda Research and Development Company Ltd.
    Inventors: Ronny Neumann, Alexander Khenkin, Revital Ben-Daniel