Patents by Inventor Sunjoo Ahn

Sunjoo Ahn 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: 11465987
    Abstract: The present invention relates to novel compounds having anti-cancer activity, methods of making these compounds, and their use for treating cancer and drug-resistant tumors, e.g. melanoma, metastatic melanoma, drug resistant melanoma, prostate cancer and drug resistant prostate cancer.
    Type: Grant
    Filed: September 20, 2016
    Date of Patent: October 11, 2022
    Assignees: ONCTERNAL THERAPEUTICS, INC., UNIVERSITY OF TENNESSEE RESEARCH FOUNDATION
    Inventors: Wei Li, Min Xiao, James Dalton, Sunjoo Ahn, Duane D Miller, Jin Wang
  • Publication number: 20220024912
    Abstract: The present invention relates to novel compounds having anti-cancer activity, methods of making these compounds, and their use for treating cancer and drug-resistant tumors, e.g. melanoma, metastatic melanoma, drug resistant melanoma, prostate cancer and drug resistant prostate cancer.
    Type: Application
    Filed: July 8, 2021
    Publication date: January 27, 2022
    Applicants: ONCTERNAL THERAPEUTICS, INC., UNIVERSITY OF TENNESSEE RESEARCH FOUNDATION
    Inventors: Wei LI, Min XIAO, James DALTON, Sunjoo AHN, Duane D. MILLER, Jin WANG
  • Patent number: 11192878
    Abstract: The present disclosure relates to a novel piperidine-2,6-dione derivative and a use thereof and, more specifically, to a piperidine-2,6-dione derivative compound having a structure of a thalidomide analog. A compound of chemical formula 1 according to the present disclosure specifically binds with CRBN protein, and is involved in functions thereof. Therefore, the compound of the present disclosure can be favorably used in the prevention or treatment of leprosy, chronic graft versus host disease, an inflammatory disease, or cancer, which are caused by actions of CRBN protein.
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: December 7, 2021
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Jong Yeon Hwang, Jae Du Ha, Sung Yun Cho, Pil Ho Kim, Chang Soo Yun, Chi Hoon Park, Chong Ock Lee, Sang Un Choi, Joo Youn Lee, Sunjoo Ahn
  • Patent number: 11084824
    Abstract: The present invention relates to a pyrazolopyrimidine derivative, a preparation method thereof and a pharmaceutical composition comprising the same as an active ingredient for the prevention or treatment of cancer, autoimmune disease and brain disease. The pyrazolopyrimidine derivative of the present invention exhibits excellent Bruton's tyrosine kinase inhibition activity, so that it can be effectively used as a pharmaceutical composition for the prevention or treatment of cancer, autoimmune disease and Parkinson's disease.
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: August 10, 2021
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Pilho Kim, Sung Yun Cho, Jae Du Ha, Hyoung Rae Kim, Jong Yeon Hwang, Chang Soo Yun, Hee Jung Jung, Chi Hoon Park, Chong Ock Lee, Chang Hoon Lee, Sunjoo Ahn
  • Patent number: 11084811
    Abstract: The present invention relates to novel compounds having anti-cancer activity, methods of making these compounds, and their use for treating cancer and drug-resistant tumors, e.g. melanoma, metastatic melanoma, drug resistant melanoma, prostate cancer and drug resistant prostate cancer.
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: August 10, 2021
    Assignees: ONCTERNAL THERAPEUTICS, INC., UNIVERSITY OF TENNESSEE RESEARCH FOUNDATION
    Inventors: Wei Li, Min Xiao, James Dalton, Sunjoo Ahn, Duane D Miller, Jin Wang
  • Publication number: 20210228529
    Abstract: This invention relates to the treatment of breast cancer in a subject, and the subject can be either a male or female subject.
    Type: Application
    Filed: January 15, 2021
    Publication date: July 29, 2021
    Applicant: UNIVERSITY OF TENNESSEE RESEARCH FOUNDATION
    Inventors: Mitchell S. STEINER, Ramesh NARAYANAN, Sunjoo AHN, James T. DALTON
  • Publication number: 20210128513
    Abstract: This invention relates to the treatment of breast cancer in a subject, for example a female subject.
    Type: Application
    Filed: October 9, 2020
    Publication date: May 6, 2021
    Applicant: UN IVERSITY OF TENNESSEE RESEARCH FOUNDATION
    Inventors: Mitchell S. Steiner, Ramesh NARAYANAN, Sunjoo AHN, James T. DALTON
  • Patent number: 10865196
    Abstract: The present invention relates to a compound of formula XXII and a compound of formula 17ya, which are defined as anywhere in the specification, to a composition comprising the same, and to a method of using thereof in the treatment of various forms of cancer.
    Type: Grant
    Filed: January 16, 2018
    Date of Patent: December 15, 2020
    Assignees: UNIVERSITY OF TENNESSEE RESEARCH FOUNDATION, ONCTERNAL THERAPEUTICS, INC.
    Inventors: Duane D. Miller, Jianjun Chen, James T. Dalton, Chien-Ming Li, Sunjoo Ahn, Wei Li
  • Patent number: 10849873
    Abstract: This invention relates to the treatment of breast cancer in a subject, for example a female subject.
    Type: Grant
    Filed: January 8, 2019
    Date of Patent: December 1, 2020
    Assignee: ONCTERNAL THERAPEUTICS, INC
    Inventors: Mitchell S. Steiner, Ramesh Narayanan, Sunjoo Ahn, James T. Dalton
  • Publication number: 20200199129
    Abstract: The present invention relates to a pyrazolopyrimidine derivative, a preparation method thereof and a pharmaceutical composition comprising the same as an active ingredient for the prevention or treatment of cancer, autoimmune disease and brain disease. The pyrazolopyrimidine derivative of the present invention exhibits excellent Bruton's tyrosine kinase inhibition activity, so that it can be effectively used as a pharmaceutical composition for the prevention or treatment of cancer, autoimmune disease and Parkinson's disease.
    Type: Application
    Filed: May 14, 2018
    Publication date: June 25, 2020
    Inventors: Pilho Kim, Sung Yun Cho, Jae Du Ha, Hyoung Rae Kim, Jong Yeon Hwang, Chang Soo Yun, Hee Jung Jung, Chi Hoon Park, Chong Ock Lee, Chang Hoon Lee, Sunjoo Ahn
  • Publication number: 20200062730
    Abstract: The present disclosure relates to a novel piperidine-2,6-dione derivative and a use thereof and, more specifically, to a piperidine-2,6-dione derivative compound having a structure of a thalidomide analog. A compound of chemical formula 1 according to the present disclosure specifically binds with CRBN protein, and is involved in functions thereof. Therefore, the compound of the present disclosure can be favorably used in the prevention or treatment of leprosy, chronic graft versus host disease, an inflammatory disease, or cancer, which are caused by actions of CRBN protein.
    Type: Application
    Filed: May 11, 2018
    Publication date: February 27, 2020
    Inventors: Jong Yeon HWANG, Jae Du HA, Sung Yun CHO, Pil Ho KIM, Chang Soo YUN, Chi Hoon PARK, Chong Ock LEE, Sang Un CHOI, Joo Youn LEE, Sunjoo AHN
  • Publication number: 20200024270
    Abstract: The present invention relates to novel compounds having anti-cancer activity, methods of making these compounds, and their use for treating cancer and drug-resistant tumors, e.g. melanoma, metastatic melanoma, drug resistant melanoma, prostate cancer and drug resistant prostate cancer.
    Type: Application
    Filed: February 21, 2019
    Publication date: January 23, 2020
    Applicants: GTx, Inc., UNIVERSITY OF TENNESSEE RESEARCH FOUNDATION
    Inventors: Wei Li, Min Xiao, James Dalton, Sunjoo Ahn, Duane D. Miller, Jin Wang
  • Patent number: 10369149
    Abstract: The present invention relates to a 4-(2-amino-tetrahydronaphthaleneyl)pyrimidine derivative, a preparation method thereof, and a pharmaceutical composition for the prevention or treatment of cancer comprising the same as an active ingredient. The 4-(2-amino-tetrahydronaphthaleneyl)pyrimidine derivative, the optical isomer thereof, or the pharmaceutically acceptable salt thereof of the present invention is very effective in suppressing anaplastic lymphoma kinase (ALK) activity and as a result it can improve the effectiveness of treatment on cancer cells having anaplastic lymphoma kinase (ALK) fusion proteins such as EML4-ALK and NPM-ALK, so that it can be effectively used as a pharmaceutical composition for preventing or treating cancer.
    Type: Grant
    Filed: December 30, 2015
    Date of Patent: August 6, 2019
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Jong Yeon Hwang, Hyoung Rae Kim, Jae Du Ha, Sung Yun Cho, Hee Jung Jung, Pilho Kim, Chang Soo Yun, Chong Ock Lee, Chi Hoon Park, Chong Hak Chae, Sunjoo Ahn
  • Patent number: 10314807
    Abstract: This invention relates to the treatment of breast cancer in a subject, for example a female subject. Including methods of: treating metastatic breast cancer; refractory breast cancer; AR-positive breast cancer; AR-positive refractory breast cancer; AR-positive metastatic breast cancer; AR-positive and ER-positive breast cancer; triple negative breast cancer; advanced breast cancer; breast cancer that has failed SERM (tamoxifen, toremifene), aromatase inhibitor, palbociclib (Ibrance), trastuzumab (Herceptin, ado-trastuzumab emtansine), pertuzumab (Perjeta), lapatinib, exemestane (Aromasin), bevacizumab (Avastin), and/or fulvestrant treatments; metastasis in a subject suffering from breast cancer; and/or HER2-positive; comprising administering to the subject a therapeutically effective amount of a selective androgen receptor modulator (SARM) compound.
    Type: Grant
    Filed: December 6, 2016
    Date of Patent: June 11, 2019
    Assignee: GTX, INC.
    Inventors: James T. Dalton, Mitchell S. Steiner, Ramesh Narayanan, Sunjoo Ahn
  • Patent number: 10301285
    Abstract: The present invention relates to a compound of formula XXII and a compound of formula 17ya, which are defined as anywhere in the specification, to a composition comprising the same, and to a method of using thereof in the treatment of various forms of cancer.
    Type: Grant
    Filed: April 21, 2015
    Date of Patent: May 28, 2019
    Assignees: GTX, INC., UNIVERSITY OF TENNESSEE RESEARCH FOUNDATION
    Inventors: Duane D. Miller, Jianjun Chen, James T. Dalton, Chien-Ming Li, Sunjoo Ahn, Wei Li
  • Publication number: 20190125716
    Abstract: This invention relates to the treatment of breast cancer in a subject, for example a female subject.
    Type: Application
    Filed: January 8, 2019
    Publication date: May 2, 2019
    Applicant: GTx, INC.
    Inventors: Mitchell S. STEINER, Ramesh Narayanan, Sunjoo Ahn, James T. Dalton
  • Patent number: 10258596
    Abstract: This invention relates to the treatment of breast cancer in a subject, for example a female subject. Including methods of: treating metastatic breast cancer; refractory breast cancer; AR-positive breast cancer; AR-positive refractory breast cancer; AR-positive metastatic breast cancer; AR-positive and ER-positive breast cancer; triple negative breast cancer; advanced breast cancer; breast cancer that has failed SERM (tamoxifen, toremifene), aromatase inhibitor, palbociclib (Ibrance), trastuzumab (Herceptin, ado-trastuzumab emtansine), pertuzumab (Perjeta), lapatinib, exemestane (Aromasin), bevacizumab (Avastin), and/or fulvestrant treatments; metastasis in a subject suffering from breast cancer; and/or HER2-positive; comprising administering to the subject a therapeutically effective amount of a selective androgen receptor modulator (SARM) compound.
    Type: Grant
    Filed: March 21, 2016
    Date of Patent: April 16, 2019
    Assignee: GTx, Inc.
    Inventors: James T. Dalton, Mitchell S. Steiner, Ramesh Narayanan, Sunjoo Ahn
  • Publication number: 20190092755
    Abstract: The present invention relates to a compound of formula XXII and a compound of formula 17ya, which are defined as anywhere in the specification, to a composition comprising the same, and to a method of using thereof in the treatment of various forms of cancer.
    Type: Application
    Filed: January 16, 2018
    Publication date: March 28, 2019
    Inventors: Duane D. MILLER, Jianjun CHEN, James T. DALTON, Chien-Ming LI, Sunjoo AHN, Wei LI
  • Patent number: 10100019
    Abstract: The present invention relates to a N2-(2-methoxyphenyl)pyrimidine derivative, a preparation method thereof, and a pharmaceutical composition for the prevention or treatment of cancer comprising the same as an active ingredient. The N2-(2-methoxyphenyl)pyrimidine derivative, the optical isomer thereof, or the pharmaceutically acceptable salt thereof of the present invention is very effective in suppressing anaplastic lymphoma kinase (ALK) activity and as a result it can improve the effectiveness of treatment on cancer cells having anaplastic lymphoma kinase (ALK) fusion proteins such as EML4-ALK and NPM-ALK, so that it can be effectively used as a pharmaceutical composition for preventing or treating cancer.
    Type: Grant
    Filed: April 6, 2016
    Date of Patent: October 16, 2018
    Assignee: Korea Research Institute of Chemical Technology
    Inventors: Pilho Kim, Hyoung Rae Kim, Sung Yun Cho, Jae Du Ha, Hee Jung Jung, Chang Soo Yun, Jong Yeon Hwang, Chi Hoon Park, Chong Ock Lee, Sunjoo Ahn, Chong Hak Chae
  • Patent number: 9969683
    Abstract: This invention relates to the treatment of breast cancer in a subject, for example a female subject. The breast cancer includes metastatic breast cancer, refractory breast cancer, AR-positive breast cancer, AR-positive refractory breast cancer, AR-positive metastatic breast cancer, AR-positive and ER-positive breast cancer, triple negative breast cancer, advanced breast cancer, breast cancer that has failed SERM (tamoxifen, toremifene), aromatase inhibitor, trastuzumab (Herceptin, ado-trastuzumab emtansine), pertuzumab (Perjeta), lapatinib, exemestane (Aromasin), bevacizumab (Avastin), and/or fulvestrant treatments, and metastasis in a subject suffering from breast cancer. The method comprises administering to the subject a therapeutically effective amount of a selective androgen receptor modulator (SARM) compound.
    Type: Grant
    Filed: July 29, 2013
    Date of Patent: May 15, 2018
    Assignee: GTX, INC.
    Inventors: James T. Dalton, Mitchell S. Steiner, Ramesh Narayanan, Sunjoo Ahn