Patents by Inventor Efstathios Karathanasis

Efstathios Karathanasis 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).

  • Publication number: 20230016609
    Abstract: A system for delivering a therapeutic agent to cell or tissue of a subject includes a mesoporous silica iron oxide nanoparticle with one or more therapeutic agents that are contained in a mesoporous silica layer of the nanoparticle and a remote radiofrequency (RF) energy source for applying RF energy to the nanoparticle effective to release the one or more therapeutic agents from the nanoparticle by mechanical tumbling and/or vibration of the nanoparticle, wherein release of the one or more therapeutic agents not caused by a hyperthermic response of the nanoparticle to the RF energy.
    Type: Application
    Filed: March 1, 2022
    Publication date: January 19, 2023
    Inventors: Efstathios Karathanasis, Watuthentrige Pubudu M. Peiris, Vindya Perera, Lisa Bauer
  • Patent number: 11260127
    Abstract: A system for delivering a therapeutic agent to cell or tissue of a subject includes a mesoporous silica iron oxide nanoparticle with one or more therapeutic agents that are contained in a mesoporous silica layer of the nanoparticle and a remote radiofrequency (RF) energy source for applying RF energy to the nanoparticle effective to release the one or more therapeutic agents from the nanoparticle by mechanical tumbling and/or vibration of the nanoparticle, wherein release of the one or more therapeutic agents not caused by a hyperthermic response of the nanoparticle to the RF energy.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: March 1, 2022
    Assignee: CASE WESTERN RESERVE UNIVERSITY
    Inventors: Efstathios Karathanasis, Watuthentrige Pubudu M. Peiris, Vindya Perera, Lisa Bauer
  • Patent number: 11065202
    Abstract: A multi-component nanochain for use in diagnostic and therapeutic applications includes at least three nanoparticles linked together to form the nanochain. At least one nanoparticle of the nanochain has an asymmetric surface chemistry defined by asymmetrically disposed first linkers and second linkers. The nanoparticles are linked to form the nanochain by linking first linkers and/or second linkers disposed on separate nanoparticles.
    Type: Grant
    Filed: December 4, 2018
    Date of Patent: July 20, 2021
    Assignee: CASE WESTERN RESERVE UNIVERSITY
    Inventors: Efstathios Karathanasis, Watuthantrige Pubudu M Peiris, Mark Griswold
  • Publication number: 20210186875
    Abstract: A multi-component nanochain for use in diagnostic and therapeutic applications includes at least three nanoparticles linked together to form the nanochain. At least one nanoparticle of the nanochain has an asymmetric surface chemistry defined by asymmetrically disposed first linkers and second linkers. The nanoparticles are linked to form the nanochain by linking first linkers and/or second linkers disposed on separate nanoparticles.
    Type: Application
    Filed: December 4, 2018
    Publication date: June 24, 2021
    Inventors: Efstathios Karathanasis, Watuthantrige Pubudu M Peiris, Mark Griswold
  • Publication number: 20210038633
    Abstract: An immuno-nanoparticle construct for use in therapeutic applications includes a nanocarrier, a stimulator of interferon (IFN) genes (STING) pathway agonist, and a toll-like receptor 4 (TLR4) agonist, wherein the STING pathway agonist and the TLR4 agonist are co-loaded in the nanoparticle carrier.
    Type: Application
    Filed: August 10, 2020
    Publication date: February 11, 2021
    Inventor: Efstathios Karathanasis
  • Patent number: 10729652
    Abstract: A multi-component nanoconstruct for use in diagnostic and therapeutic applications includes at least three nanoparticles linked together to form the nanochain. The nanoparticles are linked to form the nanochain by linking first linkers and/or second linkers disposed on separate nanoparticles.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: August 4, 2020
    Assignee: CASE WESTERN RESERVE UNIVERSITY
    Inventors: Efstathios Karathanasis, Watuthentrige Pubudu M. Peiris, Elizabeth Doolittle
  • Publication number: 20190307687
    Abstract: A multi-component nanochain for use in diagnostic and therapeutic applications includes at least three nanoparticles linked together to form the nanochain. At least one nanoparticle of the nanochain has an asymmetric surface chemistry defined by asymmetrically disposed first linkers and second linkers. The nanoparticles are linked to form the nanochain by linking first linkers and/or second linkers disposed on separate nanoparticles.
    Type: Application
    Filed: December 4, 2018
    Publication date: October 10, 2019
    Inventors: Efstathios Karathanasis, Watuthantrige Pubudu M Peiris, Mark Griswold
  • Publication number: 20190111133
    Abstract: A system for delivering a therapeutic agent to cell or tissue of a subject includes a mesoporous silica iron oxide nanoparticle with one or more therapeutic agents that are contained in a mesoporous silica layer of the nanoparticle and a remote radiofrequency (RF) energy source for applying RF energy to the nanoparticle effective to release the one or more therapeutic agents from the nanoparticle by mechanical tumbling and/or vibration of the nanoparticle, wherein release of the one or more therapeutic agents not caused by a hyperthermic response of the nanoparticle to the RF energy.
    Type: Application
    Filed: October 17, 2018
    Publication date: April 18, 2019
    Inventors: Efstathios Karathanasis, Prabhani Atukorale, Wyatt Becicka, Pete Bielecki
  • Patent number: 10143653
    Abstract: A multi-component nanochain for use in diagnostic and therapeutic applications includes at least three nanoparticles linked together to form the nanochain. At least one nanoparticle of the nanochain has an asymmetric surface chemistry defined by asymmetrically disposed first linkers and second linkers. The nanoparticles are linked to form the nanochain by linking first linkers and/or second linkers disposed on separate nanoparticles.
    Type: Grant
    Filed: September 12, 2016
    Date of Patent: December 4, 2018
    Assignee: Case Western Reserve University
    Inventors: Efstathios Karathanasis, Watuthantrige Pubudu M Peiris, Mark Griswold
  • Publication number: 20180263910
    Abstract: A multi-component nanoconstruct for use in diagnostic and therapeutic applications includes at least three nanoparticles linked together to form the nanochain. The nanoparticles are linked to form the nanochain by linking first linkers and/or second linkers disposed on separate nanoparticles.
    Type: Application
    Filed: March 15, 2018
    Publication date: September 20, 2018
    Inventors: Efstathios Karathanasis, Pubudu M. Peiris Watuthentrige, Vindya Perera, Prabhani Atukorale
  • Publication number: 20170216206
    Abstract: A multi-component nanochain for use in diagnostic and therapeutic applications includes at least three nanoparticles linked together to form the nanochain. At least one nanoparticle of the nanochain has an asymmetric surface chemistry defined by asymmetrically disposed first linkers and second linkers. The nanoparticles are linked to form the nanochain by linking first linkers and/or second linkers disposed on separate nanoparticles.
    Type: Application
    Filed: September 12, 2016
    Publication date: August 3, 2017
    Inventors: Efstathios Karathanasis, Watuthantrige Pubudu M Peiris, Mark Griswold
  • Patent number: 9439966
    Abstract: A multi-component nanochain for use in diagnostic and therapeutic applications includes at least three nanoparticles linked together to form the nanochain. At least one nanoparticle of the nanochain has an asymmetric surface chemistry defined by asymmetrically disposed first linkers and second linkers. The nanoparticles are linked to form the nanochain by linking first linkers and/or second linkers disposed on separate nanoparticles.
    Type: Grant
    Filed: October 12, 2012
    Date of Patent: September 13, 2016
    Assignee: Case Western Reserve University
    Inventors: Efstathios Karathanasis, Watuthantrige Pubudu M. Peiris, Mark Griswold
  • Patent number: 8911708
    Abstract: Compositions and methods are disclosed for evaluating a subject's vasculature integrity, for differentiating between a malignant lesion and a benign lesion, for evaluating the accessibility of a tumor to nano-sized therapeutics, for treating tumors, and for live or real time monitoring of a nano-probe's biodistribution.
    Type: Grant
    Filed: December 17, 2012
    Date of Patent: December 16, 2014
    Assignee: Marval Pharma, Inc.
    Inventors: Ananth Annapragada, Ravi V. Bellamkonda, Efstathios Karathanasis, Russell M. Lebovitz
  • Publication number: 20140248339
    Abstract: A multi-component nanochain for use in diagnostic and therapeutic applications includes at least three nanoparticles linked together to form the nanochain. At least one nanoparticle of the nanochain has an asymmetric surface chemistry defined by asymmetrically disposed first linkers and second linkers. The nanoparticles are linked to form the nanochain by linking first linkers and/or second linkers disposed on separate nanoparticles.
    Type: Application
    Filed: October 12, 2012
    Publication date: September 4, 2014
    Applicant: Case Western Reserve University
    Inventors: Efstathios Karathanasis, Pubudu M. Peiris, Mark Griswold
  • Patent number: 8642013
    Abstract: Compositions and methods are disclosed for evaluating a subject's vasculature integrity, for differentiating between a malignant lesion and a benign lesion, for evaluating the accessibility of a tumor to nano-sized therapeutics, for treating tumors, and for live or real time monitoring of a nano-probe's biodistribution.
    Type: Grant
    Filed: December 5, 2008
    Date of Patent: February 4, 2014
    Inventors: Ananth Annapragada, Ravi Bellamkonda, Efstathios Karathanasis, Russell M. Lebovitz
  • Publication number: 20130189187
    Abstract: Compositions and methods are disclosed for evaluating a subject's vasculature integrity, for differentiating between a malignant lesion and a benign lesion, for evaluating the accessibility of a tumor to nano-sized therapeutics, for treating tumors, and for live or real time monitoring of a nano-probe's biodistribution.
    Type: Application
    Filed: December 17, 2012
    Publication date: July 25, 2013
    Inventors: Ananth Annapragada, Ravi V. Bellamkonda, Efstathios Karathanasis, Russell M. Lebovitz
  • Patent number: 8357351
    Abstract: Compositions and methods are disclosed for evaluating a subject's vasculature integrity, for differentiating between a malignant lesion and a benign lesion, for evaluating the accessibility of a tumor to nano-sized therapeutics, for treating tumors, and for live or real time monitoring of a nano-probe's biodistribution.
    Type: Grant
    Filed: January 22, 2009
    Date of Patent: January 22, 2013
    Inventors: Ananth Annapragada, Efstathios Karathanasis, Ravi V. Bellamkonda, Russell M. Lebovitz
  • Publication number: 20100202974
    Abstract: Compositions and methods are disclosed for evaluating a subject's vasculature integrity, for differentiating between a malignant lesion and a benign lesion, for evaluating the accessibility of a tumor to nano-sized therapeutics, for treating tumors, and for live or real time monitoring of a nano-probe's biodistribution.
    Type: Application
    Filed: December 5, 2008
    Publication date: August 12, 2010
    Inventors: Ananth Annapragada, Ravi Bellamkonda, Efstathios Karathanasis, Russell M. Lobovitz
  • Publication number: 20090263326
    Abstract: Compositions and methods are disclosed for evaluating a subject's vasculature integrity, for differentiating between a malignant lesion and a benign lesion, for evaluating the accessibility of a tumor to nano-sized therapeutics, for treating tumors, and for live or real time monitoring of a nano-probe's biodistribution.
    Type: Application
    Filed: January 22, 2009
    Publication date: October 22, 2009
    Applicant: Marval BioSciences, Inc.
    Inventors: Efstathios Karathanasis, Russell M. Lebovitz, Ananth Annapragada, Ravi V. Bellamkonda