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    • 1. 发明申请
    • Pyrrole and Pyrazole DAAO Inhibitors
    • 吡咯和吡唑DAAO抑制剂
    • US20090170916A1
    • 2009-07-02
    • US12335250
    • 2008-12-15
    • Q. Kevin FangSeth HopkinsMichele HeffernanMilan Chytil
    • Q. Kevin FangSeth HopkinsMichele HeffernanMilan Chytil
    • A61K31/415A61K31/42A61P25/18
    • C07D231/56C07D207/34C07D209/42C07D209/44C07D231/14C07D231/16C07D231/54C07D491/04
    • Methods for increasing D-Serine concentration and reducing concentration of the toxic products of D-Serine oxidation, for enhancing learning, memory and/or cognition, or for treating schizophrenia, Alzheimer's disease, ataxia or neuropathic pain, or preventing loss in neuronal function characteristic of neurodegenerative diseases involve administering to a subject in need of treatment a therapeutically effective amount of a compound of formula I, or a pharmaceutically acceptable salt or solvate thereof: wherein R1 and R2 are independently selected from hydrogen, halo, nitro, alkyl, acyl, alkylaryl, and XYR5; or R1 and R2, taken together, form a 5, 6, 7 or 8-membered substituted or unsubstituted carbocyclic or heterocyclic group; X and Y are independently selected from O, S, NH, and (CR6R7)n; R3 is hydrogen, alkyl or M+; M is aluminum, calcium, lithium, magnesium, potassium, sodium, zinc ion or a mixture thereof; Z is N or CR4; R4 is from selected from hydrogen, halo, nitro, alkyl, alkylaryl, and XYR5; R5 is selected from aryl, substituted aryl, heteroaryl and substituted heteroaryl; R6 and R7 are independently selected from hydrogen and alkyl; n is an integer from 1 to 6; at least one of R1, R2 and R4 is other than hydrogen; and at least one of X and Y is (CR6R7)n. D-serine or cycloserine may be coadministered along with the compound of formula I.
    • 提高D-丝氨酸浓度,降低D-丝氨酸氧化毒性浓度的方法,用于增强学习,记忆和/或认知,或用于治疗精神分裂症,阿尔茨海默病,共济失调或神经性疼痛,或防止神经功能特征丧失 的神经变性疾病涉及向需要治疗的受试者施用治疗有效量的式I化合物或其药学上可接受的盐或溶剂合物:其中R 1和R 2独立地选自氢,卤素,硝基,烷基,酰基, 烷基芳基和XYR5; 或R 1和R 2一起形成5,6,7或8元取代或未取代的碳环或杂环基团; X和Y独立地选自O,S,NH和(CR 6 R 7)n; R3是氢,烷基或M +; M是铝,钙,锂,镁,钾,钠,锌离子或它们的混合物; Z是N或CR4; R4选自氢,卤素,硝基,烷基,烷基芳基和XYR5; R 5选自芳基,取代的芳基,杂芳基和取代的杂芳基; R6和R7独立地选自氢和烷基; n是1至6的整数; R 1,R 2和R 4中的至少一个不是氢; 并且X和Y中的至少一个是(CR 6 R 7)n。 D-丝氨酸或环丝氨酸可以与式I化合物共同给药。
    • 3. 发明授权
    • Pyrrole and pyrazole DAAO inhibitors
    • 吡咯和吡唑DAAO抑制剂
    • US07615572B2
    • 2009-11-10
    • US12335250
    • 2008-12-15
    • Q. Kevin FangSeth HopkinsMichele HeffernanMilan Chytil
    • Q. Kevin FangSeth HopkinsMichele HeffernanMilan Chytil
    • A61K31/416
    • C07D231/56C07D207/34C07D209/42C07D209/44C07D231/14C07D231/16C07D231/54C07D491/04
    • Methods for increasing D-Serine concentration and reducing concentration of the toxic products of D-Serine oxidation, for enhancing learning, memory and/or cognition, or for treating schizophrenia, Alzheimer's disease, ataxia or neuropathic pain, or preventing loss in neuronal function characteristic of neurodegenerative diseases involve administering to a subject in need of treatment a therapeutically effective amount of a compound of formula I, or a pharmaceutically acceptable salt or solvate thereof: wherein R1 and R2 are independently selected from hydrogen, halo, nitro, alkyl, acyl, alkylaryl, and XYR5; or R1 and R2, taken together, form a 5, 6, 7 or 8-membered substituted or unsubstituted carbocyclic or heterocyclic group; X and Y are independently selected from O, S, NH, and (CR6R7)n; R3 is hydrogen, alkyl or M+; M is aluminum, calcium, lithium, magnesium, potassium, sodium, zinc ion or a mixture thereof; Z is N or CR4; R4 is from selected from hydrogen, halo, nitro, alkyl, alkylaryl, and XYR5; R5 is selected from aryl, substituted aryl, heteroaryl and substituted heteroaryl; R6 and R7 are independently selected from hydrogen and alkyl; n is an integer from 1 to 6; at least one of R1, R2 and R4 is other than hydrogen; and at least one of X and Y is (CR6R7)n. D-serine or cycloserine may be coadministered along with the compound of formula I.
    • 提高D-丝氨酸浓度,降低D-丝氨酸氧化毒性浓度的方法,用于增强学习,记忆和/或认知,或用于治疗精神分裂症,阿尔茨海默病,共济失调或神经性疼痛,或防止神经功能特征丧失 的神经变性疾病涉及向需要治疗的受试者施用治疗有效量的式I化合物或其药学上可接受的盐或溶剂合物:其中R 1和R 2独立地选自氢,卤素,硝基,烷基,酰基, 烷基芳基和XYR5; 或R 1和R 2一起形成5,6,7或8元取代或未取代的碳环或杂环基团; X和Y独立地选自O,S,NH和(CR 6 R 7)n; R3是氢,烷基或M +; M是铝,钙,锂,镁,钾,钠,锌离子或它们的混合物; Z是N或CR4; R4选自氢,卤素,硝基,烷基,烷基芳基和XYR5; R 5选自芳基,取代的芳基,杂芳基和取代的杂芳基; R6和R7独立地选自氢和烷基; n是1至6的整数; R 1,R 2和R 4中的至少一个不是氢; 并且X和Y中的至少一个是(CR 6 R 7)n。 D-丝氨酸或环丝氨酸可以与式I化合物共同给药。
    • 4. 发明授权
    • Benzo[d]isoxazol-3-ol DAAO inhibitors
    • 苯并[d]异恶唑-3-醇DAAO抑制剂
    • US07166725B2
    • 2007-01-23
    • US11024151
    • 2004-12-28
    • Q Kevin FangSeth HopkinsMichele HeffernanMilan ChytilPeter Wipf
    • Q Kevin FangSeth HopkinsMichele HeffernanMilan ChytilPeter Wipf
    • C07D261/20A61K31/42
    • C07D261/20
    • Methods for increasing D-Serine concentration and reducing concentration of the toxic products of D-Serine oxidation, for enhancing learning, memory and/or cognition, or for treating schizophrenia, Alzheimer's disease, ataxia, or neuropathic pain, or preventing loss in neuronal function characteristic of neurodegenerative diseases involve administering to a subject in need of treatment a therapeutic amount of a compound of formula I, or a pharmaceutically acceptable salt or solvate thereof: wherein Z1 is N or CR3; Z2 is N or CR4; Z3is O or S; A is hydrogen, alkyl or M+; M is aluminum, calcium, lithium, magnesium, potassium, sodium, zinc or a mixture thereof; R1, R2, R3 and R4 are independently selected from hydrogen, alkyl, hydroxy alkoxy, aryl, acyl, halo, cyano, haloalkyl, NHCOOR5 and SO2NH2; R5 is aryl, arylalkyl, heteroaryl or heteroarylalkyl; at least one of R1, R2, R3 and R4 is other than hydrogen; and at least one of Z1 and Z2 is other than N.
    • 提高D-丝氨酸浓度和降低D-丝氨酸氧化毒性浓度的方法,用于增强学习,记忆和/或认知,或用于治疗精神分裂症,阿尔茨海默病,共济失调或神经性疼痛,或防止神经功能丧失的方法 神经变性疾病的特征包括向需要治疗的受试者施用治疗量的式I化合物或其药学上可接受的盐或溶剂合物:其中Z 1是N或CR 3 ; Z 2是N或CR 4; Z 3是O或S; A是氢,烷基或M + M是铝,钙,锂,镁,钾,钠,锌或它们的混合物; R 1,R 2,R 3和R 4独立地选自氢,烷基,羟基烷氧基, 芳基,酰基,卤素,氰基,卤代烷基,NHCOOR 5和SO 2 NH 2。 R 5是芳基,芳基烷基,杂芳基或杂芳基烷基; R 1,R 2,R 3和R 4中的至少一个不是氢; 并且Z 1和Z 2中的至少一个不是N。
    • 5. 发明授权
    • Pyrrole and pyrazole DAAO inhibitors
    • 吡咯和吡唑DAAO抑制剂
    • US07893098B2
    • 2011-02-22
    • US12566990
    • 2009-09-25
    • Q. Kevin FangSeth HopkinsMichele HeffernanMilan Chytil
    • Q. Kevin FangSeth HopkinsMichele HeffernanMilan Chytil
    • A61K31/415C07D231/14C07D231/54
    • C07D231/56C07D207/34C07D209/42C07D209/44C07D231/14C07D231/16C07D231/54C07D491/04
    • Methods for increasing D-Serine concentration and reducing concentration of the toxic products of D-Serine oxidation, for enhancing learning, memory and/or cognition, or for treating schizophrenia, Alzheimer's disease, ataxia or neuropathic pain, or preventing loss in neuronal function characteristic of neurodegenerative diseases involve administering to a subject in need of treatment a therapeutically effective amount of a compound of formula I, or a pharmaceutically acceptable salt or solvate thereof: wherein R1 and R2 are independently selected from hydrogen, halo, nitro, alkyl, acyl, alkylaryl, and XYR5; or R1 and R2, taken together, form a 5, 6, 7 or 8-membered substituted or unsubstituted carbocyclic or heterocyclic group; X and Y are independently selected from O, S, NH, and (CR6R7)n; R3 is hydrogen, alkyl or M+; M is aluminum, calcium, lithium, magnesium, potassium, sodium, zinc ion or a mixture thereof; Z is N or CR4; R4 is from selected from hydrogen, halo, nitro, alkyl, alkylaryl, and XYR5; R5 is selected from aryl, substituted aryl, heteroaryl and substituted heteroaryl; R6 and R7 are independently selected from hydrogen and alkyl; n is an integer from 1 to 6; at least one of R1, R2 and R4 is other than hydrogen; and at least one of X and Y is (CR6R7)n. D-serine or cycloserine may be coadministered along with the compound of formula I.
    • 提高D-丝氨酸浓度,降低D-丝氨酸氧化毒性浓度的方法,用于增强学习,记忆和/或认知,或用于治疗精神分裂症,阿尔茨海默病,共济失调或神经性疼痛,或防止神经功能特征丧失 的神经变性疾病涉及向需要治疗的受试者施用治疗有效量的式I化合物或其药学上可接受的盐或溶剂合物:其中R 1和R 2独立地选自氢,卤素,硝基,烷基,酰基, 烷基芳基和XYR5; 或R 1和R 2一起形成5,6,7或8元取代或未取代的碳环或杂环基团; X和Y独立地选自O,S,NH和(CR 6 R 7)n; R3是氢,烷基或M +; M是铝,钙,锂,镁,钾,钠,锌离子或它们的混合物; Z是N或CR4; R4选自氢,卤素,硝基,烷基,烷基芳基和XYR5; R 5选自芳基,取代的芳基,杂芳基和取代的杂芳基; R6和R7独立地选自氢和烷基; n是1至6的整数; R 1,R 2和R 4中的至少一个不是氢; 并且X和Y中的至少一个是(CR 6 R 7)n。 D-丝氨酸或环丝氨酸可以与式I化合物共同给药。
    • 6. 发明申请
    • Pyrrole and Pyrazole DAAO Inhibitors
    • 吡咯和吡唑DAAO抑制剂
    • US20100016397A1
    • 2010-01-21
    • US12566990
    • 2009-09-25
    • Q. Kevin FangSeth HopkinsMichele HeffernanMilan Chytil
    • Q. Kevin FangSeth HopkinsMichele HeffernanMilan Chytil
    • A61K31/415C07D231/54C07D231/14A61K31/416A61P25/00A61P25/18A61P25/28
    • C07D231/56C07D207/34C07D209/42C07D209/44C07D231/14C07D231/16C07D231/54C07D491/04
    • Methods for increasing D-Serine concentration and reducing concentration of the toxic products of D-Serine oxidation, for enhancing learning, memory and/or cognition, or for treating schizophrenia, Alzheimer's disease, ataxia or neuropathic pain, or preventing loss in neuronal function characteristic of neurodegenerative diseases involve administering to a subject in need of treatment a therapeutically effective amount of a compound of formula I, or a pharmaceutically acceptable salt or solvate thereof: wherein R1 and R2 are independently selected from hydrogen, halo, nitro, alkyl, acyl, alkylaryl, and XYR5; or R1 and R2, taken together, form a 5, 6, 7 or 8-membered substituted or unsubstituted carbocyclic or heterocyclic group; X and Y are independently selected from O, S, NH, and (CR6R7)n; R3 is hydrogen, alkyl or M+; M is aluminum, calcium, lithium, magnesium, potassium, sodium, zinc ion or a mixture thereof; Z is N or CR4; R4 is from selected from hydrogen, halo, nitro, alkyl, alkylaryl, and XYR5; R5 is selected from aryl, substituted aryl, heteroaryl and substituted heteroaryl; R6 and R7 are independently selected from hydrogen and alkyl; n is an integer from 1 to 6; at least one of R1, R2 and R4 is other than hydrogen; and at least one of X and Y is (CR6R7)n. D-serine or cycloserine may be coadministered along with the compound of formula I.
    • 提高D-丝氨酸浓度,降低D-丝氨酸氧化毒性浓度的方法,用于增强学习,记忆和/或认知,或用于治疗精神分裂症,阿尔茨海默病,共济失调或神经性疼痛,或防止神经功能特征丧失 的神经变性疾病涉及向需要治疗的受试者施用治疗有效量的式I化合物或其药学上可接受的盐或溶剂合物:其中R 1和R 2独立地选自氢,卤素,硝基,烷基,酰基, 烷基芳基和XYR5; 或R 1和R 2一起形成5,6,7或8元取代或未取代的碳环或杂环基团; X和Y独立地选自O,S,NH和(CR 6 R 7)n; R3是氢,烷基或M +; M是铝,钙,锂,镁,钾,钠,锌离子或它们的混合物; Z是N或CR4; R4选自氢,卤素,硝基,烷基,烷基芳基和XYR5; R 5选自芳基,取代的芳基,杂芳基和取代的杂芳基; R6和R7独立地选自氢和烷基; n是1至6的整数; R 1,R 2和R 4中的至少一个不是氢; 并且X和Y中的至少一个是(CR 6 R 7)n。 D-丝氨酸或环丝氨酸可以与式I化合物共同给药。
    • 7. 发明授权
    • Test signal generator for simulated speech
    • 用于模拟语音的测试信号发生器
    • US4449231A
    • 1984-05-15
    • US305540
    • 1981-09-25
    • Milan Chytil
    • Milan Chytil
    • G10L11/00G10L1/10
    • G10L25/00
    • A test signal generator for pseudo-simulated non-intelligible speech. The generator comprises first and second ROM's controlled by first and second address counters driven by a single clock. The first ROM generates digital samples which when decoded produce a random signal having a gaussian amplitude distribution. The second ROM also generates digital samples which when decoded produce a modulating signal having a power spectrum substantially equal to that of the modulation envelope of speech and a wave shape that results in a gamma amplitude distribution of a gaussian amplitude distributed signal. Each cycle of the modulating signal has an identical wave shape but a randomly varying wave period. The output of the second ROM is demodulated in a first digital-to-analog converter and the demodulated output is used to amplitude modulate the output of the first ROM in a second digital-to-analog converter to provide an output signal which is then passed through a band-shaping filter to provide the pseudo-simulated non-intelligible speech at its output.
    • 一种用于伪模拟不可理解语音的测试信号发生器。 发生器包括由单个时钟驱动的第一和第二地址计数器控制的第一和第二ROM。 第一个ROM产生数字样本,当解码时产生具有高斯幅度分布的随机信号。 第二ROM还产生数字样本,当解码时产生具有与语音的调制包络的功率谱基本相等的功率谱的调制信号,以及导致高斯幅度分布信号的伽马幅度分布的波形。 调制信号的每个周期具有相同的波形但随机变化的波周期。 第二个ROM的输出在第一个数模转换器中进行解调,并且解调的输出用于对第二个数模转换器中的第一个ROM的输出进行幅度调制,以提供一个输出信号,然后通过该输出信号 通过带形滤波器在其输出端提供伪模拟的不可理解的语音。