Patents by Inventor Erik Alphie LaChapelle
Erik Alphie LaChapelle 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: 11905284Abstract: The present invention provides, in part, compounds of Formula I: or an N-oxide thereof, or a pharmaceutically acceptable salt of the compound or the N-oxide, wherein: R1, R2, L, A, and E are as described herein; processes for the preparation of; intermediates used in the preparation of; and compositions containing such compounds, N-oxides, or salts, and their uses for treating M4-mediated (or M4-associated) disorders including, e.g., Alzheimer's Disease, schizophrenia (e.g., its cognitive and negative symptoms), pain, addiction, and a sleep disorder.Type: GrantFiled: June 1, 2021Date of Patent: February 20, 2024Assignee: PFIZER INC.Inventors: Lei Zhang, Christopher Ryan Butler, Elizabeth Mary Beck, Michael Aaron Brodney, Matthew Frank Brown, Laura Ann McAllister, Erik Alphie LaChapelle, Adam Matthew Gilbert
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Publication number: 20230192654Abstract: The present invention provides, in part, compounds of Formula I: or an N-oxide thereof, or a pharmaceutically acceptable salt of the compound or the N-oxide, wherein: X1, X2, R1, R2, m and n are as described herein; processes for the preparation of; intermediates used in the preparation of; and compositions containing such compounds, N-oxides, or salts, and their uses for treating M4-mediated (or M4-associated) disorders including, e.g., Alzheimer's Disease, Parkinson's Disease, schizophrenia (e.g., its cognitive and negative symptoms), pain, addiction, and a sleep disorder.Type: ApplicationFiled: October 19, 2022Publication date: June 22, 2023Inventors: Lei Zhang, Erik Alphie LaChapelle, Christopher Ryan Butler, Natasha Mariam Kablaoui, Michael Aaron Brodney, Laura Ann McAllister, Qingyi Yang, Christopher John Helal, Damien Webb
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Publication number: 20230192690Abstract: The present invention provides, in part, compounds of Formula I: or an N-oxide thereof, or a pharmaceutically acceptable salt of the compound or the N-oxide, wherein: R1, R2, L, A, and E are as described herein; processes for the preparation of; intermediates used in the preparation of; and compositions containing such compounds, N-oxides, or salts, and their uses for treating M4-mediated (or M4-associated) disorders including, e.g., Alzheimer's Disease, schizophrenia (e.g., its cognitive and negative symptoms), pain, addiction, and a sleep disorder.Type: ApplicationFiled: February 21, 2023Publication date: June 22, 2023Inventors: Lei Zhang, Christopher Ryan Butler, Elizabeth Mary Beck, Michael Aaron Brodney, Matthew Frank Brown, Laura Ann McAllister, Erik Alphie LaChapelle, Adam Matthew Gilbert
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Publication number: 20230146535Abstract: The present invention is directed to compounds of Formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents A, R1, R2, R3a, R3b, R4a, R4b and n are as defined herein. The inventions also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds and methods of preparing the compounds.Type: ApplicationFiled: October 12, 2022Publication date: May 11, 2023Applicant: PFIZER INC.Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Patrick Robert Verhoest, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Travis T. Wager, Ramalakshmi Yegna Chandrasekaran
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Publication number: 20230002386Abstract: The present invention is directed to compounds of Formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents A, R1, R2, R3a, R3b, R4a, R4b and n are as defined herein. The inventions also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds and methods of preparing the compounds.Type: ApplicationFiled: August 12, 2022Publication date: January 5, 2023Applicant: PFIZER INC.Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Patrick Robert Verhoest, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Travis T. Wager, Ramalakshmi Yegna Chandrasekaran
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Patent number: 11524954Abstract: The present invention provides, in part, compounds of Formula I: or an N-oxide thereof, or a pharmaceutically acceptable salt of the compound or the N-oxide, wherein: X1, X2, R1, R2, m and n are as described herein; processes for the preparation of; intermediates used in the preparation of; and compositions containing such compounds, N-oxides, or salts, and their uses for treating M4-mediated (or M4-associated) disorders including, e.g., Alzheimer's Disease, Parkinson's Disease, schizophrenia (e.g., its cognitive and negative symptoms), pain, addiction, and a sleep disorder.Type: GrantFiled: March 25, 2019Date of Patent: December 13, 2022Assignee: Pfizer Inc.Inventors: Lei Zhang, Erik Alphie LaChapelle, Christopher Ryan Butler, Natasha Mariam Kablaoui, Michael Aaron Brodney, Laura Ann McAllister, Qingyi Yang, Christopher John Helal, Damien Webb
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Patent number: 11472805Abstract: The present invention is directed to compounds of Formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents A, R1, R2, R3a, R3b, R4a, R4b and n are as defined herein. The inventions also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds and methods of preparing the compounds.Type: GrantFiled: June 9, 2016Date of Patent: October 18, 2022Assignee: PFIZER, INC.Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Patrick Robert Verhoest, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Travis T. Wager, Ramalakshmi Yegna Chandrasekaran
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Publication number: 20220274986Abstract: The present invention relates to imidazo-pyridinyl compounds, or a pharmaceutically acceptable salt thereof, to pharmaceutical compositions comprising such compounds and salts, and to methods of using such compounds, salts and compositions for the treatment of abnormal cell growth, including cancer, in a subject.Type: ApplicationFiled: May 6, 2022Publication date: September 1, 2022Applicant: Pfizer Inc.Inventors: Omar Ahmad, Andrew Fensome, Erik Alphie LaChapelle, Ethan Lawrence Fisher, Rayomand J. Unwalla, Jun Xiao, Lei Zhang
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Patent number: 11339159Abstract: The present invention relates to imidazo-pyridinyl compounds, or a pharmaceutically acceptable salt thereof, to pharmaceutical compositions comprising such compounds and salts, and to methods of using such compounds, salts and compositions for the treatment of abnormal cell growth, including cancer, in a subject.Type: GrantFiled: July 13, 2020Date of Patent: May 24, 2022Assignee: Pfizer Inc.Inventors: Omar Ahmad, Andrew Fensome, Erik Alphie LaChapelle, Ethan Lawrence Fisher, Rayomand J. Unwalla, Jun Xiao, Lei Zhang
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Patent number: 11198692Abstract: The present invention provides, in part, compounds of Formula I, or an N-oxide thereof, or a pharmaceutically acceptable salt of the compound or the N-oxide, wherein: (R1)a, (R2)b, (R3)c, L, A, and E are as described herein; processes for the preparation of; intermediates used in the preparation of; and compositions containing such compounds, N-oxides, or salts, and their uses for treating M4-mediated (or M4-associated) disorders including, e.g., Alzheimer's Disease, schizophrenia (e.g., its cognitive and negative symptoms), pain, addiction, and a sleep disorder.Type: GrantFiled: June 14, 2018Date of Patent: December 14, 2021Assignee: PFIZER INC.Inventors: Elizabeth Mary Beck, Michael Aaron Brodney, Matthew Frank Brown, Christopher Ryan Butler, Adam Matthew Gilbert, Erik Alphie Lachapelle, Laura Ann McAllister, Daniel Paul Uccello, Lei Zhang
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Publication number: 20210309659Abstract: The present invention provides, in part, compounds of Formula I: or an N-oxide thereof, or a pharmaceutically acceptable salt of the compound or the N-oxide, wherein: R1, R2, L, A, and E are as described herein; processes for the preparation of; intermediates used in the preparation of; and compositions containing such compounds, N-oxides, or salts, and their uses for treating M4-mediated (or M4-associated) disorders including, e.g., Alzheimer's Disease, schizophrenia (e.g., its cognitive and negative symptoms), pain, addiction, and a sleep disorder.Type: ApplicationFiled: June 1, 2021Publication date: October 7, 2021Inventors: Lei Zhang, Christopher Ryan Butler, Elizabeth Mary Beck, Michael Aaron Brodney, Matthew Frank Brown, Laura Ann McAllister, Erik Alphie LaChapelle, Adam Matthew Gilbert
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Publication number: 20210024497Abstract: The present invention provides, in part, compounds of Formula I: or an N-oxide thereof, or a pharmaceutically acceptable salt of the compound or the N-oxide, wherein: X1, X2, R1, R2, m and n are as described herein; processes for the preparation of; intermediates used in the preparation of; and compositions containing such compounds, N-oxides, or salts, and their uses for treating M4-mediated (or M4-associated) disorders including, e.g., Alzheimer's Disease, Parkinson's Disease, schizophrenia (e.g., its cognitive and negative symptoms), pain, addiction, and a sleep disorder.Type: ApplicationFiled: March 25, 2019Publication date: January 28, 2021Inventors: Lei Zhang, Erik Alphie LaChapelle, Christopher Ryan Butler, Natasha Mariam Kablaoui, Michael Aaron Brodney, Laura Ann McAllister, Qingyi Yang, Christopher John Helal, Damien Webb
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Publication number: 20210017172Abstract: The present invention relates to imidazo-pyridinyl compounds, or a pharmaceutically acceptable salt thereof, to pharmaceutical compositions comprising such compounds and salts, and to methods of using such compounds, salts and compositions for the treatment of abnormal cell growth, including cancer, in a subject.Type: ApplicationFiled: July 13, 2020Publication date: January 21, 2021Applicant: Pfizer Inc.Inventors: Omar Ahmad, Andrew Fensome, Erik Alphie LaChapelle, Ethan Lawrence Fisher, Rayomand J. Unwalla, Jun Xiao, Lei Zhang
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Publication number: 20200262833Abstract: The present invention provides, in part, compounds of Formula I, or an N-oxide thereof, or a pharmaceutically acceptable salt of the compound or the N-oxide, wherein: (R1)a, (R2)b, (R3)c, L, A, and E are as described herein; processes for the preparation of; intermediates used in the preparation of; and compositions containing such compounds, N-oxides, or salts, and their uses for treating M4-mediated (or M4-associated) disorders including, e.g., Alzheimer's Disease, schizophrenia (e.g., its cognitive and negative symptoms), pain, addiction, and a sleep disorder.Type: ApplicationFiled: June 14, 2018Publication date: August 20, 2020Inventors: Elizabeth Mary Beck, Michael Aaron Brodney, Matthew Frank Brown, Christopher Ryan Butler, Adam Matthew Gilbert, Erik Alphie Lachapelle, Laura Ann McAllister, Daniel Paul Uccello, Lei Zhang
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Patent number: 10738063Abstract: The present invention is directed to PDE4B inhibitors of Formula I: (I) or a pharmaceutically acceptable salt thereof, wherein the substituents R1, R2, R3, and R4 are as defined herein. The invention is also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds, and methods of preparing the compounds.Type: GrantFiled: May 31, 2019Date of Patent: August 11, 2020Assignee: Pfizer Inc.Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Patrick Robert Verhoest, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Travis T. Wager, Matthew Merrill Hayward
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Publication number: 20200207762Abstract: The present invention provides, in part, compounds of Formula I: or an N-oxide thereof, or a pharmaceutically acceptable salt of the compound or the N-oxide, wherein: R1, R2, L, A, and E are as described herein; processes for the preparation of; intermediates used in the preparation of; and compositions containing such compounds, N-oxides, or salts, and their uses for treating M4-mediated (or M4-associated) disorders including, e.g., Alzheimer's Disease, schizophrenia (e.g., its cognitive and negative symptoms), pain, addiction, and a sleep disorder.Type: ApplicationFiled: February 21, 2020Publication date: July 2, 2020Inventors: Lei Zhang, Christopher Ryan Butler, Elizabeth Mary Beck, Michael Aaron Brodney, Matthew Frank Brown, Laura Ann McAllister, Erik Alphie LaChapelle, Adam Matthew Gilbert
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Patent number: 10669279Abstract: The present invention is directed to compounds of Formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents R1, R3, R6, R7, and b are as defined herein. The invention is also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds, and methods of preparing the compounds.Type: GrantFiled: June 27, 2019Date of Patent: June 2, 2020Assignee: Pfizer Inc.Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Matthew Merrill Hayward, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Joseph Michael Young, Patrick Robert Verhoest
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Patent number: 10604519Abstract: The present invention provides, in part, compounds of Formula I: or an N-oxide thereof, or a pharmaceutically acceptable salt of the compound or the N-oxide, wherein: R1, R2, L, A, and E are as described herein; processes for the preparation of; intermediates used in the preparation of; and compositions containing such compounds, N-oxides, or salts, and their uses for treating M4-mediated (or M4-associated) disorders including, e.g., Alzheimer's Disease, schizophrenia (e.g., its cognitive and negative symptoms), pain, addiction, and a sleep disorder.Type: GrantFiled: June 29, 2017Date of Patent: March 31, 2020Assignee: Pfizer Inc.Inventors: Lei Zhang, Christopher Ryan Butler, Elizabeth Mary Beck, Michael Aaron Brodney, Matthew Frank Brown, Laura Ann McAllister, Erik Alphie LaChapelle, Adam Matthew Gilbert
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Publication number: 20190322674Abstract: The present invention is directed to compounds of Formula I: or a pharmaceutically acceptable salt thereof, wherein the substituents R1, R3, R6, R7, and b are as defined herein. The invention is also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds, and methods of preparing the compounds.Type: ApplicationFiled: June 27, 2019Publication date: October 24, 2019Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Matthew Merrill Hayward, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Joseph Michael Young, Patrick Robert Verhoest
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Publication number: 20190300546Abstract: The present invention is directed to PDE4B inhibitors of Formula I: (I) or a pharmaceutically acceptable salt thereof, wherein the substituents R1, R2, R3, and R4 are as defined herein. The invention is also directed to pharmaceutical compositions comprising the compounds, methods of treatment using the compounds, and methods of preparing the compounds.Type: ApplicationFiled: May 31, 2019Publication date: October 3, 2019Inventors: Thomas Allen Chappie, Nandini Chaturbhai Patel, Patrick Robert Verhoest, Christopher John Helal, Simone Sciabola, Erik Alphie LaChapelle, Travis T. Wager, Matthew Merrill Hayward