Patents by Inventor GUOCHUAN EMIL TSAI
GUOCHUAN EMIL TSAI 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).
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Patent number: 12178804Abstract: Provided herein is salts of formula [A][B], wherein [A] is a cation form of a cycloserine compound and [B] is an anion form of a compound of Formula (I), wherein the ratio between the cycloserine compound and the compound of formula (I) ranges from 10:1 to 1:10. The salts described herein have improved properties, including greatly increased stability and decreased hygroscopicity. Also provided herein are methods for treating and/or reducing the risk of a neuropsychiatric disorder and/or a bacterial infectious disease (e.g., tuberculosis), comprising administering a subject in need a composition comprising salts of formula [A][B] described herein.Type: GrantFiled: September 12, 2019Date of Patent: December 31, 2024Assignee: SyneuRx International (Taiwan) Corp.Inventors: Guochuan Emil Tsai, Ching-Cheng Wang, Tsai-Miao Shih
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Publication number: 20240180945Abstract: A compound of Formula (I): or a pharmaceutically acceptable salt thereof, in which Ring X is a 3 to 7 membered monocyclic ring, at least one of R1, R2, R3, and R4 is OR5 or CH2OR5 and the other R1, R2, R3, and R4 each independently are halogen, OH, OR5, CH2OR5, CO2H, OC?OR6, (C?O)R6, R6, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, H, or absent. Also provided herein are therapeutic uses of the compound of Formula (I).Type: ApplicationFiled: October 24, 2023Publication date: June 6, 2024Applicant: SyneuRx International (Taiwan) Corp.Inventors: Guochuan Emil Tsai, Yi-Wen Mao, Lu-Ping Lu, Wei-Hua Chang, Han-Yi Hsieh, Jhe Wei Hu, Tsai-Miao Shih, ChanHui Huang
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Patent number: 11793823Abstract: A compound of Formula (I): or a pharmaceutically acceptable salt thereof, in which Ring X is a 3 to 7 membered monocyclic ring, at least one of R1, R2, R3, and R4 is OR5 or CH2OR5 and the other R1, R2, R3, and R4 each independently are halogen, OH, OR5, CH2OR5, CO2H, OC?OR6, (C?O)R6, R6, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, H, or absent. Also provided herein are therapeutic uses of the compound of Formula (I).Type: GrantFiled: March 21, 2022Date of Patent: October 24, 2023Assignee: SyneuRx International (Taiwan) Corp.Inventors: Guochuan Emil Tsai, Yi-Wen Mao, Lu-Ping Lu, Wei-Hua Chang, Han-Yi Hsieh, Jhe Wei Hu, Tsai-Miao Shih, ChanHui Huang
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Patent number: 11779561Abstract: A method of treating coronavirus infection, comprising administering to a subject in need thereof an effective amount of a composition, wherein the composition comprises one or more compounds of Formula (I): or a pharmaceutically acceptable salt thereof.Type: GrantFiled: February 1, 2022Date of Patent: October 10, 2023Assignee: SyneuRx International (Taiwan) Corp.Inventors: Guochuan Emil Tsai, Yi-Wen Mao, Lu-Ping Lu, Wei-Hua Chang, Han-Yi Hsieh, Jhe Wei Hu, Tsai-Miao Shih, ChanHui Huang
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Patent number: 11753400Abstract: The present invention relates to compounds of Formula (I): or a pharmaceutically acceptable salt thereof, wherein: each of A, B, C, D, and E, independently, is C, N, N—H, O, S, or absent; is a single bond or a double bond; each of X, Y, and Z, independently, is aryl, heteroaryl, aralkyl, H, or absent; each of L1 and L2, independently, is a moiety selected from O, CH2, C?O, C2-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, —((CH2)n—W)—, wherein n=0, 1, 2, 3, 4, or 5, and W is O or S, or absent; and when L2 is absent, Z is aryl or heteroaryl fused with BC. Also provided in the present invention is a method for inhibiting, treating and/or reducing the risk of a neuropsychiatric disorder, comprising administering a subject in need a composition comprising a compound of Formula (I).Type: GrantFiled: October 18, 2018Date of Patent: September 12, 2023Assignee: SyneuRx International (Taiwan) Corp.Inventors: Guochuan Emil Tsai, Ching-Cheng Wang, Yuan-Ting Hsieh
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Patent number: 11739046Abstract: The present disclosure provides co-crystals of a lithium benzoate compound and a co-former compound of Formula (I) Also provided herein are methods of preparing the co-crystals and uses thereof in treating and/or reducing the risk for neuropsychiatric disorder (e.g., schizophrenia, psychotic disorders, depressive disorders, bipolar disorders, or neurogenerative disorders).Type: GrantFiled: September 23, 2020Date of Patent: August 29, 2023Assignee: SyneuRx International (Taiwan) Corp.Inventors: Guochuan Emil Tsai, Ching-Cheng Wang, Tien-Lan Hsieh, Yuan-Chun Lo
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Patent number: 11731928Abstract: Provided are co-crystals of a sodium benzoate compound and a co-former compound of Formula (I) Also provided herein are methods of preparing the co-crystals and uses thereof in treating and/or reducing the risk for a neuropsychiatric disorder (e.g., schizophrenia, psychotic disorders, depressive disorders, or Alzheimer's disease) or a glucose or lipid metabolic disorder (e.g., obesity, diabetes, hypercholesterolemia, hypertension, or hyperlipidemia).Type: GrantFiled: May 3, 2021Date of Patent: August 22, 2023Assignee: SyneuRx International (Taiwan) Corp.Inventors: Guochuan Emil Tsai, Ching-Cheng Wang, Tien-Lan Hsieh, Yuan-Chun Lo
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Publication number: 20230218623Abstract: A salt of a neuroceutical and of an acid, wherein the neuroceutical is a substituted benzodiazepine, a substituted benzothiazepine, a substituted pyridopyrimidines or a substituted amino-cyclohexaneacetic acid; and the acid is benzoic acid, nicotinic acid, pantothenic acid and tannic acid. The molar ratio of the neuroceutical and the acid in the salt ranges from about 6:1 to about 1:5. Also disclosed herein are compositions comprising the neuroceutical salt and therapeutic uses thereof for treating a central nervous system (CNS) disorder or a metabolic disorder associated with the CNS disorder.Type: ApplicationFiled: May 5, 2021Publication date: July 13, 2023Inventors: Guochuan Emil Tsai, Ching-Cheng Wang, Tien-Lan Hsieh, Yi-Feng Huang, Hsin-Hsin Yang, Ming-Hong Chien, Han-Yi Hsieh, Wei-Hua Chang
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Patent number: 11529342Abstract: Methods and compositions are provided for treating neuropsychiatric disorders such as schizophrenia, depression, attention deficit disorder, mild cognitive impairment, dementia, and bipolar disorder. The methods entail administering to a patient diagnosed as having a neuropsychiatric disorder (e.g., schizophrenia, depression, attention deficit disorder, mild cognitive impairment, dementia bipolar disorder, etc.) or as at risk for a neuropsychiatric disorder a benzoic acid, benzoic acid salt, and/or benzoic acid derivative, and/or a sorbic acid, sorbic acid salt, and/or sorbic acid derivative, in combination with a neuropharmacological agent (e.g., an antipsychotic, an antidepressant, medications for attention deficit and hyperactivity disorder, cognitive impairment, or dementia, etc.) where the benzoic acid, benzoic acid salt, or benzoic acid derivative, and/or a sorbic acid, sorbic acid salt, and/or sorbic acid derivative, is in an amount sufficient to increase the efficacy of the neuropharmacological agent.Type: GrantFiled: November 21, 2018Date of Patent: December 20, 2022Assignee: Los Angeles Biomedical Research Institute at Harbor-UCLA Medical CenterInventor: Guochuan Emil Tsai
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Publication number: 20220304962Abstract: The present disclosure provides polymorphic forms of sodium benzoate with a X-ray diffraction pattern comprising characteristic peaks at a reflection angle 2? of approximately 5.9, 30.2, and 31.2 degrees; or a X-ray diffraction pattern comprising characteristic peaks at a reflection angle 2? of approximately 3.7, 5.9, and 26.6 degrees. The present disclosure provides polymorphic forms of sodium benzoate with a X-ray diffraction pattern comprising characteristic peaks at a reflection angle 2? of approximately 3.6, 7.5, 26.6, and 29.4 degrees. Also provided herein are methods of preparing the polymorphic forms of sodium benzoate and uses thereof in treating and/or reducing the risk for a neuropsychiatric disorder (e.g., schizophrenia, psychotic disorders, depressive disorders, or Alzheimer's disease).Type: ApplicationFiled: June 7, 2022Publication date: September 29, 2022Applicant: SyneuRx International (Taiwan) Corp.Inventors: Guochuan Emil Tsai, Ching-Cheng Wang, Tien-Lan Hsieh
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Publication number: 20220273600Abstract: The present invention relates to a composition comprising a lithium salt of an N-substituted glycine compound and a carrier, wherein the lithium salt of the N-substituted glycine compound is of Formula (I): in which R1, R2, and R3 each are independently hydrogen, alkyl, alkenyl, alkynyl, aralkyl, carbocyclyl, aryl, or heteroaryl, or one of R1, R2, and R3 is absent. Also provided in the present invention is a method of mitigating at least one symptom of a neuropsychiatric disorder, comprising administering to a subject in need thereof the lithium salt of an N-substituted glycine compound of Formula (I).Type: ApplicationFiled: March 21, 2022Publication date: September 1, 2022Applicant: SyneuRx International (Taiwan) Corp.Inventors: Guochuan Emil Tsai, Ching-Hsun Huang, Han-Yi Hsieh, Jing-Jia Huang, Ching-Cheng Wang
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Publication number: 20220218730Abstract: A compound of Formula (I): or a pharmaceutically acceptable salt thereof, in which Ring X is a 3 to 7 membered monocyclic ring, at least one of R1, R2, R3, and R4 is OR5 or CH2OR5 and the other R1, R2, R3, and R4 each independently are halogen, OH, OR5, CH2OR5, CO2H, OC?OR6, (C?O)R6, R6, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, H, or absent. Also provided herein are therapeutic uses of the compound of Formula (I).Type: ApplicationFiled: March 21, 2022Publication date: July 14, 2022Inventors: Guochuan Emil Tsai, Yi-Wen Mao, Lu-Ping Lu, Wei-Hua Chang, Han-Yi Hsieh, Jhe Wei Hu, Tsai-Miao Shih, ChanHui Huang
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Patent number: 11382924Abstract: A method of treating coronavirus infection, comprising administering to a subject in need thereof an effective amount of a composition, wherein the composition comprises one or more compounds of Formula (I): or a pharmaceutically acceptable salt thereof.Type: GrantFiled: July 16, 2021Date of Patent: July 12, 2022Assignee: SyneuRx International (Taiwan) Corp.Inventors: Guochuan Emil Tsai, Yi-Wen Mao, Lu-Ping Lu, Wei-Hua Chang, Han-Yi Hsieh, Jhe Wei Hu, Tsai-Miao Shih, ChanHui Huang
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Patent number: 11369579Abstract: The present disclosure provides polymorphic forms of sodium benzoate with a X-ray diffraction pattern comprising characteristic peaks at a reflection angle 2? of approximately 5.9, 30.2, and 31.2 degrees; or a X-ray diffraction pattern comprising characteristic peaks at a reflection angle 2? of approximately 3.7, 5.9, and 26.6 degrees. The present disclosure provides polymorphic forms of sodium benzoate with a X-ray diffraction pattern comprising characteristic peaks at a reflection angle 2? of approximately 3.6, 7.5, 26.6, and 29.4 degrees. Also provided herein are methods of preparing the polymorphic forms of sodium benzoate and uses thereof in treating and/or reducing the risk for a neuropsychiatric disorder (e.g., schizophrenia, psychotic disorders, depressive disorders, or Alzheimer's disease).Type: GrantFiled: April 24, 2019Date of Patent: June 28, 2022Assignee: SyneuRx International (Taiwan) Corp.Inventors: Guochuan Emil Tsai, Ching-Cheng Wang, Tien-Lan Hsieh
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Publication number: 20220152069Abstract: A method of treating coronavirus infection, comprising administering to a subject in need thereof an effective amount of a composition, wherein the composition comprises one or more compounds of Formula (I): or a pharmaceutically acceptable salt thereof.Type: ApplicationFiled: February 1, 2022Publication date: May 19, 2022Applicant: SyneuRx International (Taiwan) Corp.Inventors: Guochuan Emil Tsai, Yi-Wen Mao, Lu-Ping Lu, Wei-Hua Chang, Han-Yi Hsieh, Jhe Wei Hu, Tsai-Miao Shih, ChanHui Huang
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Patent number: 11291654Abstract: Formulations comprising cycloserine compounds and one or more enteric materials in a solid dosage form, and uses thereof for treating and/or reducing the risk of a neuropsychiatric disorder or tuberculosis.Type: GrantFiled: September 13, 2018Date of Patent: April 5, 2022Assignee: SyneuRx International (Taiwan) Corp.Inventors: Guochuan Emil Tsai, Ching-Cheng Wang, Hsin-Hsin Yang, Hsuan-Ang Tsai
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Patent number: 11278509Abstract: The present invention relates to a composition comprising a lithium salt of an N-substituted glycine compound and a carrier, wherein the lithium salt of the N-substituted glycine compound is of Formula (I): in which R1, R2, and R3 each are independently hydrogen, alkyl, alkenyl, alkynyl, aralkyl, carbocyclyl, aryl, or heteroaryl, or one of R1, R2, and R3 is absent. Also provided in the present invention is a method of mitigating at least one symptom of a neuropsychiatric disorder, comprising administering to a subject in need thereof the lithium salt of an N-substituted glycine compound of Formula (I).Type: GrantFiled: January 18, 2019Date of Patent: March 22, 2022Assignee: SyneuRx International (Taiwan) Corp.Inventors: Guochuan Emil Tsai, Ching-Hsun Huang, Han-Yi Hsieh, Jing-Jia Huang, Ching-Cheng Wang
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Publication number: 20220054516Abstract: A method of treating coronavirus infection, comprising administering to a subject in need thereof an effective amount of a composition, wherein the composition comprises one or more compounds of Formula (I): or a pharmaceutically acceptable salt thereof.Type: ApplicationFiled: July 16, 2021Publication date: February 24, 2022Inventors: Guochuan Emil Tsai, Yi-Wen Mao, Lu-Ping Lu, Wei-Hua Chang, Han-Yi Hsieh, Jhe Wei Hu, Tsai-Miao Shih, ChanHui Huang
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Publication number: 20220047560Abstract: A solid dosage form comprises an inner core containing a cycloserine compound and an outer layer attached to the inner core. The dosage form can be enteric tablet or transdermal patch, suitable for treating a neuropsychiatric disorder or tuberculosis.Type: ApplicationFiled: September 12, 2019Publication date: February 17, 2022Applicant: SyneuRx International (Taiwan) Corp.Inventors: Guochuan Emil Tsai, Chih-Chien Wang, Hsin-Hsin Yang, Hsuan-Ang Tsai
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Publication number: 20220047561Abstract: Provided herein is salts of formula [A][B], wherein [A] is a cation form of a cycloserine compound and [B] is an anion form of a compound of Formula (I), wherein the ratio between the cycloserine compound and the compound of formula (I) ranges from 10:1 to 1:10. The salts described herein have improved properties, including greatly increased stability and decreased hygroscopicity. Also provided herein are methods for treating and/or reducing the risk of a neuropsychiatric disorder and/or a bacterial infectious disease (e.g., tuberculosis), comprising administering a subject in need a composition comprising salts of formula [A][B] described herein.Type: ApplicationFiled: September 12, 2019Publication date: February 17, 2022Applicant: SyneuRx International (Taiwan) Corp.Inventors: Guochuan Emil Tsai, Ching-Cheng Wang, Tsai-Miao Shih