Patents by Inventor Peter Seongwoo Hwang

Peter Seongwoo Hwang 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: 20220023268
    Abstract: The present invention relates to crystalline forms of 3-[5-(2-fluorophenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid, pharmaceutical compositions and dosage forms comprising the crystalline forms, methods of making the crystalline forms and methods for their use for the treatment, prevention or management of diseases ameliorated by modulation of premature translation termination or nonsense-mediated mRNA decay.
    Type: Application
    Filed: September 30, 2021
    Publication date: January 27, 2022
    Inventors: Neil G. Almstead, Peter Seongwoo Hwang, Young-Choon Moon
  • Publication number: 20210330647
    Abstract: The present invention relates to crystalline forms of 3-[5-(2-fluorophenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid, pharmaceutical compositions and dosage forms comprising the crystalline forms, methods of making the crystalline forms and methods for their use for the treatment, prevention or management of diseases ameliorated by modulation of premature translation termination or nonsense-mediated mRNA decay.
    Type: Application
    Filed: February 24, 2021
    Publication date: October 28, 2021
    Inventors: Neil G. Almstead, Peter Seongwoo Hwang, Young-Choon Moon
  • Patent number: 10959988
    Abstract: The present invention relates to crystalline forms of 3-[5-(2-fluorophenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid, pharmaceutical compositions and dosage forms comprising the crystalline forms, methods of making the crystalline forms and methods for their use for the treatment, prevention or management of diseases ameliorated by modulation of premature translation termination or nonsense-mediated mRNA decay.
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: March 30, 2021
    Assignee: PTC Therapeutics, Inc.
    Inventors: Neil G. Almstead, Peter Seongwoo Hwang, Young-Choon Moon
  • Patent number: 10947231
    Abstract: Provided herein are improved processes for the synthesis of substituted tetrahydro beta-carboline derivatives. In particular, provided herein are improved processes useful for the preparation of (S)-4-chlorophenyl 6-chloro-1-(4-methoxyphenyl)-3,4-dihydro-1H-pyrido[3,4-b]indole-2(9H)-carboxylate.
    Type: Grant
    Filed: September 24, 2019
    Date of Patent: March 16, 2021
    Assignee: PTC Therapeutics, Inc.
    Inventors: Peter Seongwoo Hwang, Young-Choon Moon, Arasu Tamil, Hongyan Qi, Neil Almstead
  • Publication number: 20200330440
    Abstract: The present invention relates to crystalline forms of 3-[5-(2-fluorophenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid, pharmaceutical compositions and dosage forms comprising the crystalline forms, methods of making the crystalline forms and methods for their use for the treatment, prevention or management of diseases ameliorated by modulation of premature translation termination or nonsense-mediated mRNA decay.
    Type: Application
    Filed: July 7, 2020
    Publication date: October 22, 2020
    Inventors: Neil G. Almstead, Peter Seongwoo Hwang, Young-Choon Moon
  • Publication number: 20200017493
    Abstract: Provided herein are improved processes for the synthesis of substituted tetrahydro beta-carboline derivatives. In particular, provided herein are improved processes useful for the preparation of (S)-4-chlorophenyl 6-chloro-1-(4-methoxyphenyl)-3,4-dihydro-1H-pyrido[3,4-b]indole-2(9H)-carboxylate.
    Type: Application
    Filed: September 24, 2019
    Publication date: January 16, 2020
    Inventors: Peter Seongwoo Hwang, Young-Choon Moon, Arasu Tamil, Hongyan Qi, Neil Almstead
  • Publication number: 20190231754
    Abstract: The present invention relates to crystalline forms of 3-[5-(2-fluorophenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid, pharmaceutical compositions and dosage forms comprising the crystalline forms, methods of making the crystalline forms and methods for their use for the treatment, prevention or management of diseases ameliorated by modulation of premature translation termination or nonsense-mediated mRNA decay.
    Type: Application
    Filed: April 10, 2019
    Publication date: August 1, 2019
    Inventors: Neil G. Almstead, Peter Seongwoo Hwang, Young-Choon Moon
  • Patent number: 10300047
    Abstract: The present invention relates to crystalline forms of 3-[5-(2-fluorophenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid, pharmaceutical compositions and dosage forms comprising the crystalline forms, methods of making the crystalline forms and methods for their use for the treatment, prevention or management of diseases ameliorated by modulation of premature translation termination or nonsense-mediated mRNA decay.
    Type: Grant
    Filed: June 22, 2018
    Date of Patent: May 28, 2019
    Assignee: PTC Therapeutics, Inc.
    Inventors: Neil G. Almstead, Peter Seongwoo Hwang, Young-Choon Moon
  • Publication number: 20190135810
    Abstract: Provided herein are improved processes for the synthesis of substituted tetrahydro beta-carboline derivatives. In particular, provided herein are improved processes useful for the preparation of (S)-4-chlorophenyl 6-chloro-1-(4-methoxyphenyl)-3,4-dihydro-1H-pyrido[3,4-b]indole-2(9H)-carboxylate.
    Type: Application
    Filed: December 28, 2018
    Publication date: May 9, 2019
    Inventors: Peter Seongwoo Hwang, Young-Choon Moon, Arasu Tamil, Hongyan Qi, Neil Almstead
  • Publication number: 20180296538
    Abstract: The present invention relates to crystalline forms of 3-[5-(2-fluorophenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid, pharmaceutical compositions and dosage forms comprising the crystalline forms, methods of making the crystalline forms and methods for their use for the treatment, prevention or management of diseases ameliorated by modulation of premature translation termination or nonsense-mediated mRNA decay.
    Type: Application
    Filed: June 22, 2018
    Publication date: October 18, 2018
    Inventors: Neil G. Almstead, Peter Seongwoo Hwang, Young-Choon Moon
  • Patent number: 10028939
    Abstract: The present invention relates to crystalline forms of 3-[5-(2-fluorophenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid, pharmaceutical compositions and dosage forms comprising the crystalline forms, methods of making the crystalline forms and methods for their use for the treatment, prevention or management of diseases ameliorated by modulation of premature translation termination or nonsense-mediated mRNA decay.
    Type: Grant
    Filed: March 14, 2016
    Date of Patent: July 24, 2018
    Assignee: PTC Therapeutics, Inc.
    Inventors: Neil G. Almstead, Peter Seongwoo Hwang, Young-Choon Moon
  • Publication number: 20160199357
    Abstract: The present invention relates to functional proteins encoded by nucleic acid sequences comprising a nonsense mutation. The present invention also relates to methods for the production of functional proteins encoded by nucleic acid sequences comprising a nonsense mutation and the use of such proteins for prevention, management and/or treatment of diseases associated with a nonsense mutation(s) in a gene.
    Type: Application
    Filed: February 16, 2016
    Publication date: July 14, 2016
    Inventors: Neil ALMSTEAD, Guangming CHEN, Samit HIRAWAT, Peter Seongwoo HWANG, Gary M. KARP, Paul KENNEDY, Langdon MILLER, Young-Choon MOON, Hongyu REN, James J. TAKASUGI, Ellen M. WELCH, Richard G. WILDE
  • Publication number: 20160193189
    Abstract: The present invention relates to crystalline forms of 3-[5-(2-fluorophenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid, pharmaceutical compositions and dosage forms comprising the crystalline forms, methods of making the crystalline forms and methods for their use for the treatment, prevention or management of diseases ameliorated by modulation of premature translation termination or nonsense-mediated mRNA decay.
    Type: Application
    Filed: March 14, 2016
    Publication date: July 7, 2016
    Inventors: Neil G. Almstead, Peter Seongwoo Hwang, Young-Choon Moon
  • Patent number: 9351964
    Abstract: Compounds, such as compounds of Formula (I), that selectively inhibit pathological production of human vascular endothelial growth factor (VEGF) and compositions comprising such Compounds are described. Compounds that inhibit viral replication or the production of viral RNA or DNA or viral protein and compositions comprising such Compounds are described. Also described are methods of reducing VEGF using such Compounds and methods for treating cancer and non-neoplastic conditions involving the administration of such Compounds. Further described are methods of inhibiting viral replication or the production of viral RNA or DNA or viral protein using such Compounds and methods for treating viral infections involving the administration of such Compounds. The Compounds may be administered as a single agent therapy or in combination with one or more additional therapies to a human in need of such treatments.
    Type: Grant
    Filed: May 27, 2010
    Date of Patent: May 31, 2016
    Assignee: PTC Therapeutics, Inc.
    Inventors: Neil Almstead, Tamil Arasu, Soongyu Choi, Liangxian Cao, Jeffrey Allen Campbell, Donald Corson, Thomas W. Davis, Jason D. Graci, Zhengxian Gu, Peter Seongwoo Hwang, William Lennox, Harry H. Miao, Langdon Miller, Young-Choon Moon, Hongyan Qi, Christopher Trotta, Marla L. Weetall
  • Patent number: 9309206
    Abstract: The present invention relates to crystalline forms of 3-[5-(2-fluorophenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid, pharmaceutical compositions and dosage forms comprising the crystalline forms, methods of making the crystalline forms and methods for their use for the treatment, prevention or management of diseases ameliorated by modulation of premature translation termination or nonsense-mediated mRNA decay.
    Type: Grant
    Filed: April 25, 2014
    Date of Patent: April 12, 2016
    Assignee: PTC Therapeutics, Inc.
    Inventors: Neil G. Almstead, Peter Seongwoo Hwang, Young-Choon Moon
  • Patent number: 9289398
    Abstract: The present invention relates to functional proteins encoded by nucleic acid sequences comprising a nonsense mutation. The present invention also relates to methods for the production of functional proteins encoded by nucleic acid sequences comprising a nonsense mutation and the use of such proteins for prevention, management and/or treatment of diseases associated with a nonsense mutation(s) in a gene.
    Type: Grant
    Filed: March 29, 2007
    Date of Patent: March 22, 2016
    Assignee: PTC Therapeutics, Inc.
    Inventors: Neil Almstead, Guangming Chen, Samit Hirawat, Peter Seongwoo Hwang, Gary M. Karp, Langdon Miller, Young-Choon Moon, Hongyu Ren, James J. Takasugi, Ellen M. Welch, Richard G. Wilde, Paul Kennedy
  • Publication number: 20140235679
    Abstract: The present invention relates to crystalline forms of 3-[5-(2-fluorophenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid, pharmaceutical compositions and dosage forms comprising the crystalline forms, methods of making the crystalline forms and methods for their use for the treatment, prevention or management of diseases ameliorated by modulation of premature translation termination or nonsense-mediated mRNA decay.
    Type: Application
    Filed: April 25, 2014
    Publication date: August 21, 2014
    Applicant: PTC Therapeutics, Inc.
    Inventors: Neil G. Almstead, Peter Seongwoo Hwang, Young-Choon Moon
  • Patent number: 8748625
    Abstract: The present invention relates to crystalline forms of 3-[5-(2-fluorophenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid, pharmaceutical compositions and dosage forms comprising the crystalline forms, methods of making the crystalline forms and methods for their use for the treatment, prevention or management of diseases ameliorated by modulation of premature translation termination or nonsense-mediated mRNA decay.
    Type: Grant
    Filed: February 12, 2013
    Date of Patent: June 10, 2014
    Assignee: PTC Therapeutics, Inc.
    Inventors: Neil G. Almstead, Peter Seongwoo Hwang, Young-Choon Moon
  • Patent number: 8691511
    Abstract: Novel hydroxylated 1,2,4-oxadiazole benzoic acid compounds, methods of using and pharmaceutical compositions comprising a hydroxylated 1,2,4-oxadiazole benzoic acid derivative are disclosed. The methods include methods of treating or preventing a disease ameliorated by modulation of premature translation termination or nonsense-mediated mRNA decay, or ameliorating one or more symptoms associated therewith.
    Type: Grant
    Filed: December 16, 2011
    Date of Patent: April 8, 2014
    Assignee: PTC Therapeutics, Inc.
    Inventors: Neil G. Almstead, Peter Seongwoo Hwang, Young-Choon Moon, Ellen M. Welch
  • Patent number: 8394966
    Abstract: The present invention relates to crystalline forms of 3-[5-(2-fluorophenyl)-[1,2,4]oxadiazol-3-yl]-benzoic acid, pharmaceutical compositions and dosage forms comprising the crystalline forms, methods of making the crystalline forms and methods for their use for the treatment, prevention or management of diseases ameliorated by modulation of premature translation termination or nonsense-mediated mRNA decay.
    Type: Grant
    Filed: October 27, 2010
    Date of Patent: March 12, 2013
    Assignee: PTC Therapeutics, Inc.
    Inventors: Neil G. Almstead, Peter Seongwoo Hwang, Young-Choon Moon