Patents by Inventor Donald G. Payan
Donald G. Payan 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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Publication number: 20220218705Abstract: Compounds and embodiments of a method for treating and/or preventing autoimmune diseases are disclosed. The method includes administering to a subject having an autoimmune disease, such as an inflammatory bowel disease, a therapeutically effective amount of a compound according to formula I wherein X and Y independently are O or NR1; each R1 is independently H or C1-C6 alkyl; ring A is aryl; each R2 independently is H, alkyl, alkoxy, amide, cyano, halo, haloalkyl, hydroxyalkyl, heteroalkyl, heterocyclyl, sulfonyl, sulfonamide, or two R2 groups, taken together with the atom or atoms to which they are attached, combine to form a 4-10 membered ring system; p is 0, 1, 2, 3, or 4; R3 and R4 independently are H or C1-C6 alkyl; and R5 is halo, cyano, or C1-C6 alkyl.Type: ApplicationFiled: December 10, 2021Publication date: July 14, 2022Applicant: Rigel Pharmaceuticals, Inc.Inventors: Esteban Masuda, Rajinder Singh, Vanessa Taylor, Donald G. Payan
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Patent number: 11220496Abstract: Compounds and embodiments of a method for treating and/or preventing autoimmune diseases are disclosed. The method includes administering to a subject having an autoimmune disease, such as an inflammatory bowel disease, a therapeutically effective amount of a compound according to formula I wherein X and Y independently are O or NR1; each R1 is independently H or C1-C6 alkyl; ring A is aryl; each R2 independently is H, alkyl, alkoxy, amide, cyano, halo, haloalkyl, hydroxyalkyl, heteroalkyl, heterocyclyl, sulfonyl, sulfonamide, or two R2 groups, taken together with the atom or atoms to which they are attached, combine to form a 4-10 membered ring system; p is 0, 1, 2, 3, or 4; R3 and R4 independently are H or C1-C6 alkyl; and R5 is halo, cyano, or C1-C6 alkyl.Type: GrantFiled: August 26, 2019Date of Patent: January 11, 2022Assignee: Rigel Pharmaceuticals, Inc.Inventors: Esteban Masuda, Rajinder Singh, Vanessa Taylor, Donald G. Payan
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AXL INHIBITORS FOR USE IN COMBINATION THERAPY FOR PREVENTING, TREATING OR MANAGING METASTATIC CANCER
Publication number: 20210379064Abstract: This invention is directed to methods of preventing, treating or managing cancer, preferably metastatic cancer, in a patient. The methods comprise administering an effective amount of an Axl inhibitor in combination with the administration of an effective amount of one or more chemotherapeutic agents.Type: ApplicationFiled: June 18, 2021Publication date: December 9, 2021Inventors: Yasumichi Hitoshi, Sacha Holland, Donald G. Payan -
Patent number: 11111305Abstract: This invention describes the design of bispecific antibodies that function as conditionally effective therapeutics by binding to a functionally silent epitope on one component of a targeted signaling complex and simultaneously binding to a second protein, whose expression or accessibility is cell- or disease environment-specific, and whose antibody-driven proximity to the signaling complex leads to an alteration of signal transduction.Type: GrantFiled: January 9, 2018Date of Patent: September 7, 2021Assignee: TORCH THERAPEUTICSInventors: Todd M. Kinsella, Donald G. Payan, Ramesh Bhatt, Kristen Baltgalvis
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Publication number: 20210267971Abstract: The present invention provides 2,4-pyrimidinediamine compounds that inhibit the IgE and/or IgG receptor signaling cascades that lead to the release of chemical mediators, intermediates and methods of synthesizing the compounds and methods of using the compounds in a variety of contexts, including in the treatment and prevention of diseases characterized by, caused by or associated with the release of chemical mediators via degranulation and other processes effected by activation of the IgE and/or IgG receptor signaling cascades.Type: ApplicationFiled: May 3, 2021Publication date: September 2, 2021Applicant: Rigel Pharmaceuticals, Inc.Inventors: Rajinder Singh, Ankush Argade, Donald G. Payan, Susan Molineaux, Sacha J. Holland, Jeffrey Clough, Holger Keim, Somasekhar Bhamidipsti, Catherine Sylvain, Hui Li, Alexander B. Rossi
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Patent number: 11007193Abstract: The present invention provides 2,4-pyrimidinediamine compounds that inhibit the IgE and/or IgG receptor signaling cascades that lead to the release of chemical mediators, intermediates and methods of synthesizing the compounds and methods of using the compounds in a variety of contexts, including in the treatment and prevention of diseases characterized by, caused by or associated with the release of chemical mediators via degranulation and other processes effected by activation of the IgE and/or IgG receptor signaling cascades.Type: GrantFiled: June 19, 2019Date of Patent: May 18, 2021Assignee: Rigel Pharmaceuticals, Inc.Inventors: Rajinder Singh, Ankush Argade, Donald G. Payan, Susan Molineaux, Sacha J. Holland, Jeffrey Clough, Holger Keim, Somasekhar Bhamidipati, Catherine Sylvain, Hui Li, Alexander B. Rossi
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Patent number: 10828301Abstract: The present invention provides 2,4-pyrimidinediamine compounds that inhibit the IgE and/or IgG receptor signaling cascades that lead to the release of chemical mediators, intermediates and methods of synthesizing the compounds and methods of using the compounds in a variety of contexts, including in the treatment and prevention of diseases characterized by, caused by or associated with the release of chemical mediators via degranulation and other processes effected by activation of the IgE and/or IgG receptor signaling cascades.Type: GrantFiled: May 3, 2019Date of Patent: November 10, 2020Assignee: Rigel Pharmceuticals, Inc.Inventors: Rajinder Singh, Ankush Argade, Donald G. Payan, Susan Molineaux, Sacha J. Holland, Jeffrey Clough, Holger Keim, Somasekhar Bhamidipati, Catherine Sylvain, Hui Li, Alexander B. Rossi
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Patent number: 10792282Abstract: This disclosure concerns compounds which are useful as inhibitors of protein kinase C (PKC) and are thus useful for treating a variety of diseases and disorders that are mediated or sustained through the activity of PKC. This disclosure also relates to pharmaceutical compositions comprising these compounds, methods of using these compounds in the treatment of various diseases and disorders, processes for preparing these compounds and intermediates useful in these processes.Type: GrantFiled: March 12, 2018Date of Patent: October 6, 2020Assignee: Rigel Pharmaceuticals, Inc.Inventors: Rajinder Singh, Matthew Duncton, Jing Zhang, Salvador Alvarez, Kin Tso, Sacha Holland, Rose Yen, Rao Kolluri, Thilo Heckrodt, Yan Chen, Esteban Masuda, Hui Li, Donald G. Payan
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Publication number: 20200087293Abstract: Compounds and embodiments of a method for treating and/or preventing autoimmune diseases are disclosed. The method includes administering to a subject having an autoimmune disease, such as an inflammatory bowel disease, a therapeutically effective amount of a compound according to formula I wherein X and Y independently are O or NR1; each R1 is independently H or C1-C6 alkyl; ring A is aryl; each R2 independently is H, alkyl, alkoxy, amide, cyano, halo, haloalkyl, hydroxyalkyl, heteroalkyl, heterocyclyl, sulfonyl, sulfonamide, or two R2 groups, taken together with the atom or atoms to which they are attached, combine to form a 4-10 membered ring system; p is 0, 1, 2, 3, or 4; R3 and R4 independently are H or C1-C6 alkyl; and R5 is halo, cyano, or C1-C6 alkyl.Type: ApplicationFiled: August 26, 2019Publication date: March 19, 2020Applicant: Rigel Pharmaceuticals, Inc.Inventors: Esteban Masuda, Rajinder Singh, Vanessa Taylor, Donald G. Payan
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Publication number: 20190358228Abstract: The present invention provides 2,4-pyrimidinediamine compounds that inhibit the IgE and/or IgG receptor signaling cascades that lead to the release of chemical mediators, intermediates and methods of synthesizing the compounds and methods of using the compounds in a variety of contexts, including in the treatment and prevention of diseases characterized by, caused by or associated with the release of chemical mediators via degranulation and other processes effected by activation of the IgE and/or IgG receptor signaling cascades.Type: ApplicationFiled: June 19, 2019Publication date: November 28, 2019Applicant: Rigel Pharmaceuticals, Inc.Inventors: Rajinder Singh, Ankush Argade, Donald G. Payan, Susan Molineaux, Sacha J. Holland, Jeffrey Clough, Holger Keim, Somasekhar Bhamidipati, Catherine Sylvain, Hui Li, Alexander B. Rossi
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Publication number: 20190345252Abstract: This invention describes the design of bispecific antibodies that function as conditionally effective therapeutics by binding to a functionally silent epitope on one component of a targeted signaling complex and simultaneously binding to a second protein, whose expression or accessibility is cell- or disease environment-specific, and whose antibody-driven proximity to the signaling complex leads to an alteration of signal transduction.Type: ApplicationFiled: January 9, 2018Publication date: November 14, 2019Inventors: Todd M. KINSELLA, Donald G. PAYAN, Ramesh BHATT, Kristen BALTGALVIS
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AXL INHIBITORS FOR USE IN COMBINATION THERAPY FOR PREVENTING, TREATING OR MANAGING METASTATIC CANCER
Publication number: 20190336500Abstract: This invention is directed to methods of preventing, treating or managing cancer, preferably metastatic cancer, in a patient. The methods comprise administering an effective amount of an Axl inhibitor in combination with the administration of an effective amount of one or more chemotherapeutic agents.Type: ApplicationFiled: March 12, 2019Publication date: November 7, 2019Inventors: Yasumichi Hitoshi, Sacha Holland, Donald G. Payan -
Patent number: 10414758Abstract: Compounds and embodiments of a method for treating and/or preventing autoimmune diseases are disclosed. The method includes administering to a subject having an autoimmune disease, such as an inflammatory bowel disease, a therapeutically effective amount of a compound according to formula I wherein X and Y independently are O or NR1; each R1 is independently H or C1-C6 alkyl; ring A is aryl; each R2 independently is H, alkyl, alkoxy, amide, cyano, halo, haloalkyl, hydroxyalkyl, heteroalkyl, heterocyclyl, sulfonyl, sulfonamide, or two R2 groups, taken together with the atom or atoms to which they are attached, combine to form a 4-10 membered ring system; p is 0, 1, 2, 3, or 4; R3 and R4 independently are H or C1-C6 alkyl; and R5 is halo, cyano, or C1-C6 alkyl.Type: GrantFiled: January 19, 2018Date of Patent: September 17, 2019Assignee: Rigel Pharmaceuticals, Inc.Inventors: Esteban Masuda, Rajinder Singh, Vanessa Taylor, Donald G. Payan
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Publication number: 20190255047Abstract: The present invention provides 2,4-pyrimidinediamine compounds that inhibit the IgE and/or IgG receptor signaling cascades that lead to the release of chemical mediators, intermediates and methods of synthesizing the compounds and methods of using the compounds in a variety of contexts, including in the treatment and prevention of diseases characterized by, caused by or associated with the release of chemical mediators via degranulation and other processes effected by activation of the IgE and/or IgG receptor signaling cascades.Type: ApplicationFiled: May 3, 2019Publication date: August 22, 2019Applicant: Rigel Pharmaceuticals, Inc.Inventors: Rajinder Singh, Ankush Argade, Donald G. Payan, Susan Molineaux, Sacha J. Holland, Jeffrey Clough, Holger Keim, Somasekhar Bhamidipati, Catherine Sylvain, Hui Li, Alexander B. Rossi
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Patent number: 10369148Abstract: The present invention provides 2,4-pyrimidinediamine compounds that inhibit the IgE and/or IgG receptor signaling cascades that lead to the release of chemical mediators, intermediates and methods of synthesizing the compounds and methods of using the compounds in a variety of contexts, including in the treatment and prevention of diseases characterized by, caused by or associated with the release of chemical mediators via degranulation and other processes effected by activation of the IgE and/or IgG receptor signaling cascades.Type: GrantFiled: December 1, 2016Date of Patent: August 6, 2019Assignee: Rigel Pharmaceuticals, Inc.Inventors: Rajinder Singh, Ankush Argade, Donald G. Payan, Susan Molineaux, Sacha J. Holland, Jeffrey Clough, Holger Keim, Somasekhar Bhamidipati, Catherine Sylvain, Hui Li, Alexander B. Rossi
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Patent number: 10314840Abstract: The present invention provides 2,4-pyrimidinediamine compounds that inhibit the IgE and/or IgG receptor signaling cascades that lead to the release of chemical mediators, intermediates and methods of synthesizing the compounds and methods of using the compounds in a variety of contexts, including in the treatment and prevention of diseases characterized by, caused by or associated with the release of chemical mediators via degranulation and other processes effected by activation of the IgE and/or IgG receptor signaling cascades.Type: GrantFiled: February 27, 2017Date of Patent: June 11, 2019Assignee: Rigel Pharmaceuticals, Inc.Inventors: Rajinder Singh, Ankush Argade, Donald G. Payan, Susan Molineaux, Sacha J. Holland, Jeffrey Clough, Holger Keim, Somasekhar Bhamidipati, Catherine Sylvain, Hui Li, Alexander B. Rossi
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Publication number: 20190060310Abstract: This disclosure concerns compounds which are useful as inhibitors of protein kinase C (PKC) and are thus useful for treating a variety of diseases and disorders that are mediated or sustained through the activity of PKC. This disclosure also relates to pharmaceutical compositions comprising these compounds, methods of using these compounds in the treatment of various diseases and disorders, processes for preparing these compounds and intermediates useful in these processes.Type: ApplicationFiled: March 12, 2018Publication date: February 28, 2019Inventors: Rajinder Singh, Matthew Duncton, Jing Zhang, Salvador Alvarez, Kin Tso, Sacha Holland, Rose Yen, Rao Kolluri, Thilo Heckrodt, Yan Chen, Esteban Masuda, Hui Li, Donald G. Payan
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Patent number: 10005777Abstract: This disclosure concerns compounds which are useful as inhibitors of protein kinase C (PKC) and are thus useful for treating a variety of diseases and disorders that are mediated or sustained through the activity of PKC. This disclosure also relates to pharmaceutical compositions comprising these compounds, methods of using these compounds in the treatment of various diseases and disorders, processes for preparing these compounds and intermediates useful in these processes.Type: GrantFiled: May 5, 2017Date of Patent: June 26, 2018Assignee: Rigel Pharmaceuticals, Inc.Inventors: Rajinder Singh, Matthew Duncton, Jing Zhang, Salvador Alvarez, Kin Tso, Sacha Holland, Rose Yen, Rao Kolluri, Thilo Heckrodt, Yan Chen, Esteban Masuda, Hui Li, Donald G. Payan, Ryan Kelley
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Publication number: 20180141938Abstract: Compounds and embodiments of a method for treating and/or preventing autoimmune diseases are disclosed. The method includes administering to a subject having an autoimmune disease, such as an inflammatory bowel disease, a therapeutically effective amount of a compound according to formula I wherein X and Y independently are O or NR1; each R1 is independently H or C1-C6 alkyl; ring A is aryl; each R2 independently is H, alkyl, alkoxy, amide, cyano, halo, haloalkyl, hydroxyalkyl, heteroalkyl, heterocyclyl, sulfonyl, sulfonamide, or two R2 groups, taken together with the atom or atoms to which they are attached, combine to form a 4-10 membered ring system; p is 0, 1, 2, 3, or 4; R3 and R4 independently are H or C1-C6 alkyl; and R5 is halo, cyano, or C1-C6 alkyl.Type: ApplicationFiled: January 19, 2018Publication date: May 24, 2018Applicant: Rigel Pharmaceuticals, Inc.Inventors: Esteban Masuda, Rajinder Singh, Vanessa Taylor, Donald G. Payan
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Patent number: 9890144Abstract: Compounds and embodiments of a method for treating and/or preventing autoimmune diseases are disclosed. The method includes administering to a subject having an autoimmune disease, such as an inflammatory bowel disease, a therapeutically effective amount of a compound according to formula I wherein X and Y independently are O or NR1; each R1 is independently H or C1-C6 alkyl; ring A is aryl; each R2 independently is H, alkyl, alkoxy, amide, cyano, halo, haloalkyl, hydroxyalkyl, heteroalkyl, heterocyclyl, sulfonyl, sulfonamide, or two R2 groups, taken together with the atom or atoms to which they are attached, combine to form a 4-10 membered ring system; p is 0, 1, 2, 3, or 4; R3 and R4 independently are H or C1-C6 alkyl; and R5 is halo, cyano, or C1-C6 alkyl.Type: GrantFiled: June 25, 2015Date of Patent: February 13, 2018Assignee: Rigel Pharmaceuticals, Inc.Inventors: Esteban Masuda, Rajinder Singh, Vanessa Taylor, Donald G. Payan