Patents by Inventor Alexander Levitzki

Alexander Levitzki 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).

  • Patent number: 11912747
    Abstract: Described herein are recombinant chimeric proteins comprising a double stranded RNA (dsRNA) binding domain and a cancer-cell targeting domain for targeting of dsRNA to cancer cells. Methods of use of the described chimeric proteins are also provided herein.
    Type: Grant
    Filed: December 15, 2016
    Date of Patent: February 27, 2024
    Assignee: TARGIMMUNE THERAPEUTICS AG
    Inventors: Alexander Levitzki, Yael Langut
  • Publication number: 20240033364
    Abstract: The present invention relates to a polyplex for use in the treatment of castration resistant prostate cancer (CRPC) comprising a double stranded RNA (dsRNA) and a polymeric conjugate, wherein said polymeric conjugate consists of a linear polyethyleneimine (LPEI), one or more polyethylene glycol (PEG) moieties, one or more linkers and one or more targeting moieties, wherein said LPEI is covalently bound to one or more PEG moieties and each of said one or more PEG moieties is conjugated via one of the one or more linkers to one of the one or more targeting moieties, wherein each of said one or more targeting moieties is capable of binding to a cancer antigen, and wherein said cancer antigen is prostate surface membrane antigen (PSMA). Further, the invention relates to a pharmaceutical composition for use in the treatment of CRPC.
    Type: Application
    Filed: May 12, 2023
    Publication date: February 1, 2024
    Inventors: Esteban POMBO-VILLAR, Alexander LEVITZKI, Yael LANGUT, Maya ZIGLER, Alexei SHIR, Eric KITAS
  • Patent number: 11679160
    Abstract: The present invention relates to a polyplex for use in the treatment of castration resistant prostate cancer (CRPC) comprising a double stranded RNA (dsRNA) and a polymeric conjugate, wherein said polymeric conjugate consists of a linear polyethyleneimine (LPEl), one or more polyethylene glycol (PEG) moieties, one or more linkers and one or more targeting moieties, wherein said LPEl is covalently bound to one or more PEG moieties and each of said one or more PEG moieties is conjugated via one of the one or more linkers to one of the one or more targeting moieties, wherein each of said one or more targeting moieties is capable of binding to a cancer antigen, and wherein said cancer antigen is prostate surface membrane antigen (PSMA). Further, the invention relates to a pharmaceutical composition for use in the treatment of CRPC.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: June 20, 2023
    Assignee: TARGIMMUNE THERAPEUTICS AG
    Inventors: Esteban Pombo-Villar, Alexander Levitzki, Yael Langut, Maya Zigler, Alexei Shir, Eric Kitas
  • Publication number: 20220213158
    Abstract: Described herein are recombinant chimeric proteins comprising a double stranded RNA (dsRNA) binding domain and a cancer-cell targeting domain for targeting of dsRNA to cancer cells. Methods of use of the described chimeric proteins are also provided herein.
    Type: Application
    Filed: January 24, 2022
    Publication date: July 7, 2022
    Inventors: Alexander LEVITZKI, Yael Langut, Nufar Edinger
  • Publication number: 20220175814
    Abstract: The present invention relates to a kit-of-parts comprising and a composition comprising a polyplex comprising a double stranded RNA (dsRNA) and a polymeric conjugate comprising a polyethyleneimine (PEI), one or more polyethylene glycol (PEG) moieties and one or more targeting moieties, and wherein each of said one or more targeting moieties is capable of binding to a cancer antigen; and at least one antibody, wherein said at least one antibody is capable of modulating an immune checkpoint protein. Further the invention relates to this composition or kit-of-parts for use in the treatment of cancer.
    Type: Application
    Filed: April 3, 2020
    Publication date: June 9, 2022
    Inventors: Derrick BROKA, David COLECCHIA, Lucia D'AMICO, Eric KITAS, Alexander LEVITZKI, Esteban POMBO-VILLAR, Alexei SHIR, Maya ZIGLER, Davor BAJIC, Anita JARZEBINSKA
  • Patent number: 11230580
    Abstract: Described herein are recombinant chimeric proteins comprising a double stranded RNA (dsRNA) binding domain and a cancer-cell targeting domain for targeting of dsRNA to cancer cells. Methods of use of the described chimeric proteins are also provided herein.
    Type: Grant
    Filed: March 8, 2018
    Date of Patent: January 25, 2022
    Assignee: TARGIMMUNE THERAPEUTICS AG
    Inventors: Alexander Levitzki, Yael Langut, Nufar Edinger
  • Publication number: 20200407453
    Abstract: The present invention relates to a recombinant protein with a nucleic acid binding domain. In particular, the present invention relates to a recombinant protein comprising a double stranded RNA (dsRNA) binding domain and a Cetuximab antibody; a complex further comprising dsRNA; a nucleic acid sequence; and a pharmaceutical composition comprising the recombinant protein or the complex of the invention and a pharmaceutically acceptable carrier. Further, the present invention relates to the recombinant protein, complex or pharmaceutical composition of the invention for use in the treatment of cancer, wherein said cancer is characterized by EGFR-overexpressing cells.
    Type: Application
    Filed: March 8, 2019
    Publication date: December 31, 2020
    Inventors: Alexander LEVITZKI, Lital FRIEDMAN, Shoshana KLEIN
  • Publication number: 20200230248
    Abstract: The present invention relates to a polyplex for use in the treatment of castration resistant prostate cancer (CRPC) comprising a double stranded RNA (dsRNA) and a polymeric conjugate, wherein said polymeric conjugate consists of a linear polyethyleneimine (LPEl), one or more polyethylene glycol (PEG) moieties, one or more linkers and one or more targeting moieties, wherein said LPEl is covalently bound to one or more PEG moieties and each of said one or more PEG moieties is conjugated via one of the one or more linkers to one of the one or more targeting moieties, wherein each of said one or more targeting moieties is capable of binding to a cancer antigen, and wherein said cancer antigen is prostate surface membrane antigen (PSMA). Further, the invention relates to a pharmaceutical composition for use in the treatment of CRPC.
    Type: Application
    Filed: September 27, 2018
    Publication date: July 23, 2020
    Inventors: Esteban POMBO-VILLAR, Alexander LEVITZKI, Yael LANGUT, Maya ZIGLER, Alexei SHIR, Eric KITAS
  • Publication number: 20190194282
    Abstract: Described herein are recombinant chimeric proteins comprising a double stranded RNA (dsRNA) binding domain and a cancer-cell targeting domain for targeting of dsRNA to cancer cells. Methods of use of the described chimeric proteins are also provided herein.
    Type: Application
    Filed: December 15, 2016
    Publication date: June 27, 2019
    Inventors: Alexander LEVITZKI, Yael LANGUT
  • Patent number: 10188659
    Abstract: The present invention provides compounds acting as Insulin/IGF signaling modulators useful in the treatment of neurodegenerative diseases and disorders. The invention provides pharmaceutical compositions including such compounds, and methods of using these compounds and compositions for the treatment of neurodegenerative diseases, in particular neurodegenerative diseases caused by proteotoxicity such as Alzheimer's disease.
    Type: Grant
    Filed: August 24, 2017
    Date of Patent: January 29, 2019
    Assignee: YISSUM RESEARCH DEVELOPMENT COMPANY OF THE HEBREW UNIVERSITY OF JERUSALEM, LTD.
    Inventors: Hadas Reuveni, Ehud Cohen, Alexander Levitzki, Shmuel Ben-Sasson
  • Publication number: 20180346596
    Abstract: Described herein are recombinant chimeric proteins comprising a double stranded RNA (dsRNA) binding domain and a cancer-cell targeting domain for targeting of dsRNA to cancer cells. Methods of use of the described chimeric proteins are also provided herein.
    Type: Application
    Filed: March 8, 2018
    Publication date: December 6, 2018
    Inventors: Alexander LEVITZKI, Yael Langut, Nufar Edinger
  • Publication number: 20180064725
    Abstract: The present invention provides compounds acting as Insulin/IGF signaling modulators useful in the treatment of neurodegenerative diseases and disorders. The invention provides pharmaceutical compositions including such compounds, and methods of using these compounds and compositions for the treatment of neurodegenerative diseases, in particular neurodegenerative diseases caused by proteotoxicity such as Alzheimer's disease.
    Type: Application
    Filed: August 24, 2017
    Publication date: March 8, 2018
    Applicant: YISSUM RESEARCH DEVELOPMENT COMPANY OF THE HEBREW UNIVERSITY OF JERUSALEM, LTD.
    Inventors: Hadas REUVENI, Ehud COHEN, Alexander LEVITZKI, Shmuel BEN-SASSON
  • Patent number: 9770454
    Abstract: The present invention provides compounds acting as Insulin/IGF signaling modulators useful in the treatment of neurodegenerative diseases and disorders. The invention provides pharmaceutical compositions including such compounds, and methods of using these compounds and compositions for the treatment of neurodegenerative diseases, in particular neurodegenerative diseases caused by proteotoxicity such as Alzheimer's disease.
    Type: Grant
    Filed: July 13, 2014
    Date of Patent: September 26, 2017
    Assignee: Yissum Research Development Company of the Hebrew University of Jerusalem, Ltd.
    Inventors: Hadas Reuveni, Ehud Cohen, Alexander Levitzki, Shmuel Ben-Sasson
  • Publication number: 20160158243
    Abstract: The present invention provides compounds acting as Insulin/IGF signaling modulators useful in the treatment of neurodegenerative diseases and disorders. The invention provides pharmaceutical compositions including such compounds, and methods of using these compounds and compositions for the treatment of neurodegenerative diseases, in particular neurodegenerative diseases caused by proteotoxicity such as Alzheimer's disease.
    Type: Application
    Filed: July 13, 2014
    Publication date: June 9, 2016
    Applicant: YISSUM RESEARCH DEVELOPMENT COMPANY OF THE HEBREW UNIVERSITY OF JERUSALEM, LTD.
    Inventors: Hadas REUVENI, Ehud COHEN, Alexander LEVITZKI, Shmuel BEN-SASSON
  • Patent number: 9096499
    Abstract: The present invention concerns compounds and their use to treat cell proliferative diseases such as cancer. Compounds of the present invention display significant potency as kinase inhibitors, cause the downregulation of c-myc, and inhibit the growth and survival of cancerous cell lines.
    Type: Grant
    Filed: January 3, 2014
    Date of Patent: August 4, 2015
    Assignee: Board of Regents, The University of Texas System
    Inventors: Waldemar Priebe, Nicholas Donato, Moshe Talpaz, Slawomir Szymanski, Izabela Fokt, Alexander Levitzki
  • Patent number: 9073880
    Abstract: The present invention provides compounds of formula (1) acting as protein kinase (PK) and receptor kinase (RK) signaling modulators. The invention further provides methods of their preparation, pharmaceutical compositions including such compounds, and methods of using these compounds and compositions, especially as anti-cancer agents for preventions and treatments of PK- and RK-related disorders, in particular cancer. (I) wherein A is H or CN; Z is S, SO or S02; X1, X2, X3, X4, X5, Y1 and Y2 are each independently selected from H, halogen, alkyl, haloalkyl and OR1; and Y3 and Y4 are each OR1, wherein each R1 is independently H, C1-C4 alkyl, acyl, —(CH2CH20)n wherein n is an integer of 1 to 20, or a functional group that gives rise to hydroxyl upon hydrolysis.
    Type: Grant
    Filed: December 27, 2011
    Date of Patent: July 7, 2015
    Assignee: Yissum Research Development Company of the Hebrew University of Jeruselem Ltd.
    Inventors: Hadas Reuveni, Alexander Levitzki
  • Patent number: 9006406
    Abstract: An epidermal growth factor receptor (EGFR)-homing vector comprising a double-stranded RNA (dsRNA) molecule with an EGFR-binding peptide or polypeptide, is disclosed for use in combination with immune cells for treatment of cancer overexpressing EGFR.
    Type: Grant
    Filed: December 22, 2009
    Date of Patent: April 14, 2015
    Inventors: Alexander Levitzki, Alexei Shir
  • Publication number: 20140329901
    Abstract: The present invention concerns compounds and their use to treat cell proliferative diseases such as cancer. Compounds of the present invention display significant potency as kinase inhibitors, cause the downregulation of c-myc, and inhibit the growth and survival of cancerous cell lines.
    Type: Application
    Filed: January 3, 2014
    Publication date: November 6, 2014
    Applicant: BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
    Inventors: Waldemar PRIEBE, Nicholas DONATO, Moshe TALPAZ, Slawomir SZYMANSKI, Izabela FOKT, Alexander LEVITZKI
  • Patent number: 8759363
    Abstract: Quinazoline derivatives are provided that specifically inhibit proliferation of T cells without affecting the level of IL-2 secreted from said T cells. These compounds as well as pharmaceutical composition comprising them are useful for the treatment of indications mediated by T cell proliferation.
    Type: Grant
    Filed: January 27, 2011
    Date of Patent: June 24, 2014
    Assignee: Yissum Research Development Company of the Hebrew University of Jerusalem Ltd.
    Inventors: Alexander Levitzki, Idit Sagiv
  • Patent number: 8648102
    Abstract: The present invention concerns compounds and their use to treat cell proliferative diseases such as cancer. Compounds of the present invention display significant potency as kinase inhibitors, cause the downregulation of c-myc, and inhibit the growth and survival of cancerous cell lines.
    Type: Grant
    Filed: January 13, 2012
    Date of Patent: February 11, 2014
    Assignee: Board of Regents, The University of Texas System
    Inventors: Waldemar Priebe, Nicholas Donato, Moshe Talpaz, Slawomir Szymanski, Izabela Fokt, Alexander Levitzki