Patents by Inventor Toan-Thang Phan

Toan-Thang Phan 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: 11821006
    Abstract: The present invention relates to a method of isolating a mesenchymal stem cell population from the amniotic membrane of the umbilical cord, the method comprising cultivating umbilical cord tissue in a culture medium comprising DMEM (Dulbecco's modified eagle medium), F12 (Ham's F12 Medium), M171 (Medium 171) and FBS (Fetal Bovine Serum). The invention also relates to a mesenchymal stem population isolated from the amniotic membrane of the umbilical cord, wherein at least about 90% or more cells of the stem cell population express each of the following markers: CD73, CD90 and CD105 and lack expression of the following markers: CD34, CD45 and HLA-DR. The invention also relates to a pharmaceutical composition of this mesenchymal stem population.
    Type: Grant
    Filed: March 2, 2021
    Date of Patent: November 21, 2023
    Assignee: CELLRESEARCH CORPORATION PTE. LTD.
    Inventor: Toan Thang Phan
  • Publication number: 20230285470
    Abstract: The invention relates to a method of generating an induced pluripotent stem cell. The method of the disclosure comprises expressing exogenous nucleic acids encoding the proteins OCT3/4, SOX2, KLF4, LIN28 and L-MYC and the p53-shRNA in a stem cell of the amniotic membrane of the umbilical cord under conditions suitable to reprogram the stem cell, thereby generating the induced pluripotent stem cell. The present invention also refer to an induced pluripotent stem cell population obtainable by the method and an induced pluripotent stem cell population obtained by the method. Further, a pharmaceutical composition comprising the induced pluripotent stem cell of the present invention is concerned. The present invention also relates to a method of differentiating the induced pluripotent stem cell of this invention. In addition, a pharmaceutical composition comprising a differentiated induced pluripotent stem cell obtained by the method is also concerned.
    Type: Application
    Filed: July 15, 2021
    Publication date: September 14, 2023
    Applicants: CELLRESEARCH CORPORATION PTE LTD, SINGAPORE HEALTH SERVICES PTE LTD
    Inventors: Chou CHAI, Kah Leong LIM, Toan Thang PHAN
  • Publication number: 20230047491
    Abstract: The present invention relates to a method of transporting a stem cell population, the method comprising transporting the stem cell population contacted with a liquid carrier. In addition, the present invention concerns a method of treating a subject having a disease, the method comprising topically administering a defined mesenchymal stem cell population to the subject, wherein the mesenchymal stem cell population is administered within about 96 hours from the time point the mesenchymal stem cell population has been harvested. Also concerned is a unit dosage comprising about 20 million cells, of about 15 million cells, of about 10 million cells, of about 5 million cells, of about 4 million cells, of about 3 million cells, of about 2 million cells, of about 1 million cells, of about 0.5 million cells, of about 0.25 million cells or of less than 0.25 million cells of a defined mesenchymal stem cell population.
    Type: Application
    Filed: August 1, 2022
    Publication date: February 16, 2023
    Applicant: Cellresearch Corporation Pte. Ltd.
    Inventors: Toan Thang PHAN, Brian M. FREED
  • Patent number: 11400119
    Abstract: The present invention relates to a method of transporting a stem cell population, the method comprising transporting the stem cell population contacted with a liquid carrier. In addition, the present invention concerns a method of treating a subject having a disease, the method comprising topically administering a defined mesenchymal stem cell population to the subject, wherein the mesenchymal stem cell population is administered within about 96 hours from the time point the mesenchymal stem cell population has been harvested. Also concerned is a unit dosage comprising about 20 million cells, of about 15 million cells, of about 10 million cells, of about 5 million cells, of about 4 million cells, of about 3 million cells, of about 2 million cells, of about 1 million cells, of about 0.5 million cells, of about 0.25 million cells or of less than 0.25 million cells of a defined mesenchymal stem cell population.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: August 2, 2022
    Assignee: Cellresearch Corporation Pte. Ltd.
    Inventors: Toan Thang Phan, Brian M. Freed
  • Publication number: 20210340497
    Abstract: The present invention relates to a method of promoting skin rejuvenation in a subject. The method comprises administering to the subject an effective amount of a cellular extract of epithelial or mesenchymal stem/progenitor cells isolated from the amniotic membrane of the umbilical cord, wherein the cellular extract contains growth factors and peptides and is in the form of a supernatant into which the epithelial or mesenchymal stem/progenitor cells secrete the growth factors and peptides.
    Type: Application
    Filed: July 14, 2021
    Publication date: November 4, 2021
    Applicant: CELLRESEARCH CORPORATION PTE LTD.
    Inventor: Toan-Thang PHAN
  • Publication number: 20210301252
    Abstract: The present invention relates to a method of inducing or improving wound healing properties of a mesenchymal stem cell population, the method comprising cultivating the mesenchymal stem cell population in a culture medium comprising DMEM (Dulbecco's modified eagle medium), F12 (Ham's F12 Medium), M171 (Medium 171) and FBS (Fetal Bovine Serum). The invention also relates to a mesenchymal stem population, wherein at least about 90% or more cells of the stem cell population express each of the following markers: CD73, CD90 and CD105 and lack expression of the following markers: CD34, CD45 and HLA-DR. The invention also relates to a pharmaceutical composition of this mesenchymal stem population.
    Type: Application
    Filed: April 11, 2019
    Publication date: September 30, 2021
    Applicant: Cellresearch Corporation Pte. Ltd.
    Inventors: Toan Thang PHAN, Gavin TAN
  • Publication number: 20210254011
    Abstract: The present invention relates to a method of isolating a mesenchymal stem cell population from the amniotic membrane of the umbilical cord, the method comprising cultivating umbilical cord tissue in a culture medium comprising DMEM (Dulbecco's modified eagle medium), F12 (Ham's F12 Medium), M171 (Medium 171) and FBS (Fetal Bovine Serum). The invention also relates to a mesenchymal stem population isolated from the amniotic membrane of the umbilical cord, wherein at least about 90% or more cells of the stem cell population express each of the following markers: CD73, CD90 and CD105 and lack expression of the following markers: CD34, CD45 and HLA-DR. The invention also relates to a pharmaceutical composition of this mesenchymal stem population.
    Type: Application
    Filed: March 2, 2021
    Publication date: August 19, 2021
    Applicant: CELLRESEARCH CORPORATION PTE. LTD.
    Inventor: Toan Thang PHAN
  • Patent number: 11066645
    Abstract: The present invention relates to a method of promoting skin rejuvenation in a subject. The method comprises administering to the subject an effective amount of a cellular extract of epithelial or mesenchymal stem/progenitor cells isolated from the amniotic membrane of the umbilical cord, wherein the cellular extract contains growth factors and peptides and is in the form of a supernatant into which the epithelial or mesenchymal stem/progenitor cells secrete the growth factors and peptides.
    Type: Grant
    Filed: December 30, 2017
    Date of Patent: July 20, 2021
    Assignee: CELLRESEARCH CORPORATION PTE LTD.
    Inventor: Toan-Thang Phan
  • Publication number: 20210140942
    Abstract: The present invention relates to a method of assessing the wound healing potency of a mesenchymal stem cell population. In addition, the present invention concerns a method of selecting a mesenchymal stem cell population for producing a stem cell population under cGMP conditions and a method of selecting a mesenchymal stem cell population for producing a stem cell population for subsequent pharmaceutical administration. Further, the present invention relates to a method of selecting a mesenchymal stem cell population for generating a master cell bank and to a method of identifying a tissue suitable as starting material for producing a mesenchymal stem cell population for pharmaceutical use.
    Type: Application
    Filed: October 8, 2020
    Publication date: May 13, 2021
    Applicant: CELLRESEARCH CORPORATION PTE. LTD.
    Inventor: Toan Thang PHAN
  • Patent number: 10988736
    Abstract: The present invention relates to a method of isolating a mesenchymal stem cell population from the amniotic membrane of the umbilical cord, the method comprising cultivating umbilical cord tissue in a culture medium comprising DMEM (Dulbecco's modified eagle medium), F12 (Ham's F12 Medium), M171 (Medium 171) and FBS (Fetal Bovine Serum). The invention also relates to a mesenchymal stem population isolated from the amniotic membrane of the umbilical cord, wherein at least about 90% or more cells of the stem cell population express each of the following markers: CD73, CD90 and CD105 and lack expression of the following markers: CD34, CD45 and HLA-DR. The invention also relates to a pharmaceutical composition of this mesenchymal stem population.
    Type: Grant
    Filed: October 5, 2017
    Date of Patent: April 27, 2021
    Assignee: Cellresearch Corporation Pte. Ltd.
    Inventor: Toan Thang Phan
  • Publication number: 20210102171
    Abstract: The present invention relates to a mesenchymal stem cell storing or transport formulation, a method of preparing the mesenchymal stem cell toring or transport formulation as well as to methods of using the mesenchymal stem cell storing or transport formulation. Such methods include a method of transporting mesenchymal stem cells in this storing or transport formulation as well as a method of treating a subject having a disease, the method comprising topically administering mesenchymal stem cells that have been stored or transported in this storing or transport formulation. Also concerned is a unit dosage of the mesenchymal stem cells.
    Type: Application
    Filed: October 8, 2020
    Publication date: April 8, 2021
    Applicants: CELLRESEARCH CORPORATION PTE. LTD., THE REGENTS OF THE UNIVERSITY OF COLORADO
    Inventors: Toan Thang PHAN, Brian M. FREED
  • Publication number: 20200390820
    Abstract: The present invention relates to a method of cultivating mammalian cells.
    Type: Application
    Filed: August 28, 2020
    Publication date: December 17, 2020
    Applicant: CELLRESEARCH CORPORATION PTE. LTD.
    Inventors: Toan Thang PHAN, Ivor Jiun LIM
  • Publication number: 20200325443
    Abstract: The present invention relates to a method of inducing or improving wound healing properties of a mesenchymal stem cell population, the method comprising cultivating the mesenchymal stem cell population in a culture medium comprising DMEM (Dulbecco's modified eagle medium), F12 (Ham's F12 Medium), M171 (Medium 171) and FBS (Fetal Bovine Serum). The invention also relates to a mesenchymal stem population, wherein at least about 90% or more cells of the stem cell population express each of the following markers: CD73, CD90 and CD105 and lack expression of the following markers: CD34, CD45 and HLA-DR. The invention also relates to a pharmaceutical composition of this mesenchymal stem population.
    Type: Application
    Filed: April 11, 2019
    Publication date: October 15, 2020
    Applicant: Cellresearch Corporation Pte. Ltd.
    Inventors: Toan Thang PHAN, Gavin TAN
  • Patent number: 10780130
    Abstract: The present invention relates to an epithelial stem/progenitor cell population isolated from the amniotic membrane of umbilical cord, the epithelial stem/progenitor cell population having the capacity to differentiate in multiple cell types. The invention also relates to a pharmaceutical composition comprising such an epithelial stem/progenitor cell population or a cellular extract thereof.
    Type: Grant
    Filed: May 29, 2019
    Date of Patent: September 22, 2020
    Assignee: CELLRESEARCH CORPORATION PTE LTD.
    Inventors: Toan Thang Phan, Ivor Jiun Lim
  • Publication number: 20190307805
    Abstract: The present invention relates to a method of transporting a stem cell population, the method comprising transporting the stem cell population contacted with a liquid carrier. In addition, the present invention concerns a method of treating a subject having a disease, the method comprising topically administering a defined mesenchymal stem cell population to the subject, wherein the mesenchymal stem cell population is administered within about 96 hours from the time point the mesenchymal stem cell population has been harvested. Also concerned is a unit dosage comprising about 20 million cells, of about 15 million cells, of about 10 million cells, of about 5 million cells, of about 4 million cells, of about 3 million cells, of about 2 million cells, of about 1 million cells, of about 0.5 million cells, of about 0.25 million cells or of less than 0.25 million cells of a defined mesenchymal stem cell population.
    Type: Application
    Filed: April 9, 2019
    Publication date: October 10, 2019
    Applicants: Cellresearch Corporation Pte. Ltd., The Regents of the University of Colorado
    Inventors: Toan Thang PHAN, Brian M. FREED
  • Publication number: 20190290699
    Abstract: The present invention relates to an epithelial stem/progenitor cell population isolated from the amniotic membrane of umbilical cord, the epithelial stem/progenitor cell population having the capacity to differentiate in multiple cell types. The invention also relates to a pharmaceutical composition comprising such an epithelial stem/progenitor cell population or a cellular extract thereof.
    Type: Application
    Filed: May 29, 2019
    Publication date: September 26, 2019
    Applicant: CELLRESEARCH CORPORATION PTE LTD.
    Inventors: Toan Thang PHAN, Ivor Jiun LIM
  • Patent number: 10363275
    Abstract: The present invention relates to a method for isolating stem/progenitor cells from the amniotic membrane of umbilical cord, wherein the method comprises separating the amniotic membrane from the other components of the umbilical cord in vitro, culturing the amniotic membrane tissue under conditions allowing cell proliferation, and isolating the stem/progenitor cells from the tissue cultures. The isolated stem cell cells can have embryonic stem cell-like properties and can be used for various therapeutic purposes. In one embodiment, the invention relates to the isolation and cultivation of stem cells such as epithelial and/or mesenchymal stem/progenitor cells under conditions allowing the cells to undergo mitotic expansion. Furthermore, the invention is directed to a method for the differentiation of the isolated stem/progenitor cells into epithelial and/or mesenchymal cells.
    Type: Grant
    Filed: August 15, 2005
    Date of Patent: July 30, 2019
    Assignee: CellResearch Corporation Pte Ltd
    Inventors: Toan-Thang Phan, Ivor Jiun Lim
  • Patent number: 10322148
    Abstract: The present invention relates to a method of cultivating an epithelial stem/progenitor cell population of the amniotic membrane of umbilical cord, the epithelial stem/progenitor cell population having the capacity to differentiate in multiple cell types.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: June 18, 2019
    Assignee: CELLRESEARCH CORPORATION PTE LTD
    Inventors: Toan-Thang Phan, Ivor Jiun Lim
  • Patent number: 10066209
    Abstract: The present invention relates to the generation of a chondrocyte using mesenchymal stem/progenitor cells obtained from the amniotic membrane of umbilical cord and therapeutic uses of such chondrocytes.
    Type: Grant
    Filed: May 18, 2015
    Date of Patent: September 4, 2018
    Assignee: CELLRESEARCH CORPORATION PTE LTD.
    Inventor: Toan-Thang Phan
  • Publication number: 20180127721
    Abstract: The present invention relates to a method of isolating a mesenchymal stem cell population from the amniotic membrane of the umbilical cord, the method comprising cultivating umbilical cord tissue in a culture medium comprising DMEM (Dulbecco's modified eagle medium), F12 (Ham's F12 Medium), M171 (Medium 171) and FBS (Fetal Bovine Serum). The invention also relates to a mesenchymal stem population isolated from the amniotic membrane of the umbilical cord, wherein at least about 90% or more cells of the stem cell population express each of the following markers: CD73, CD90 and CD105 and lack expression of the following markers: CD34, CD45 and HLA-DR. The invention also relates to a pharmaceutical composition of this mesenchymal stem population.
    Type: Application
    Filed: October 5, 2017
    Publication date: May 10, 2018
    Applicant: Cellresearch Corporation Pte. Ltd.
    Inventor: Toan Thang PHAN