Patents by Inventor Tjeerd Barf

Tjeerd Barf 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).

  • Patent number: 11820777
    Abstract: In some embodiments, the invention relates to crystalline solid forms, including hydrates, polymorphs, and salt forms, of (S)-4-(8-amino-3-(1-(but-2-ynoyl)pyrrolidin-2-yl)imidazo[1,5-a]pyrazin-1-yl)-N-(pyridin-2-yl)benzamide. In some embodiments, the invention relates to amorphous solid forms of (S)-4-(8-amino-3-(1-(but-2-ynoyl)pyrrolidin-2-yl)imidazo[1,5-a]pyrazin-1-yl)-N-(pyridin-2-yl)benzamide. In some embodiments, the invention also relates to pharmaceutical compositions containing the solid forms, and methods for treating conditions or disorders by administering to a subject a pharmaceutical composition that includes the forms, including pharmaceutical compositions and methods for overcoming the effects of acid reducing agents.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: November 21, 2023
    Assignee: Acerta Pharma B.V.
    Inventors: Fritz Blatter, Tim Ingallinera, Tjeerd Barf, Edwin Aret, Cecile Krejsa, Jerry Evarts
  • Publication number: 20230331729
    Abstract: The present invention relates to 6-5 membered fused pyridine ring compounds according to Formula (I) or a pharmaceutically acceptable salt thereof or to pharmaceutical compositions comprising these compounds and to their use in therapy. In particular, the present invention relates to the use of 6-5 membered fused pyridine ring compounds according to Formula (I) in the treatment of Bruton's Tyrosine Kinase (Btk) mediated disorders.
    Type: Application
    Filed: November 10, 2022
    Publication date: October 19, 2023
    Inventors: Tjeerd A. Barf, Christiaan Gerardus Johannes Maria Jans, Adrianus Petrus Antonius de Man, Arthur A. Oubrie, Hans C.A. Raaijmakers, Johannes Bernardus Maria Rewinkel, Jan Gerard Sterrenburg, Jacobus C.H.M. Wijkmans
  • Patent number: 11771696
    Abstract: Therapeutic methods of treating chronic lymphocytic leukemia (CLL) and small lymphocytic leukemia (SLL) are described. In certain embodiments, the invention includes therapeutic methods of treating CLL and SLL using a BTK inhibitor. In certain embodiments, the invention includes therapeutic methods of treating subtypes of CLL and SLL using a BTK inhibitor, including subtypes of CLL in patients sensitive to thrombosis and subtypes of CLL that increase monocytes and NK cells in peripheral blood after treatment with a BTK inhibitor. In certain embodiments, the invention includes therapeutic methods of treating CLL and SLL using a combination of a BTK inhibitor and an anti-CD20 antibody.
    Type: Grant
    Filed: July 8, 2021
    Date of Patent: October 3, 2023
    Assignee: Acerta Pharma B.V.
    Inventors: Ahmed Hamdy, Wayne Rothbaum, Raquel Izumi, Brian Lannutti, Todd Covey, Roger Ulrich, Dave Johnson, Tjeerd Barf, Allard Kaptein
  • Patent number: 11654143
    Abstract: Therapeutic combinations of a phosphoinositide 3-kinase (PI3K) inhibitor, including PI3K inhibitors selective for the ?- and ?-isoforms and selective for both ?- and ?-isoforms (PI3K-?,?, PI3K-?, and PI3K-?), a Janus kinase-2 (JAK-2) inhibitor, a Bruton's tyrosine kinase (BTK) inhibitor, and/or a B-cell lymphoma-2 (BCL-2) inhibitor are described. In some embodiments, the invention provides therapeutic combinations of a PI3K-? inhibitor and a BTK inhibitor, a JAK-2 and a BTK inhibitor, and a BCL-2 and BTK inhibitor.
    Type: Grant
    Filed: July 8, 2021
    Date of Patent: May 23, 2023
    Assignee: Acerta Pharma B.V.
    Inventors: Ahmed Hamdy, Wayne Rothbaum, Raquel Izumi, Brian Lannutti, Todd Covey, Roger Ulrich, David M. Johnson, Tjeerd Barf, Allard Kaptein
  • Publication number: 20220348582
    Abstract: In some embodiments, the invention relates to crystalline solid forms, including hydrates, polymorphs, and salt forms, of (S)-4-(8-amino-3-(1-(but-2-ynoyl)pyrrolidin-2-yl)imidazo[1,5-a]pyrazin-1-yl)-N-(pyridin-2-yl)benzamide. In some embodiments, the invention relates to amorphous solid forms of (S)-4-(8-amino-3-(1-(but-2-ynoyl)pyrrolidin-2-yl)imidazo[1,5-a]pyrazin-1-yl)-N-(pyridin-2-yl)benzamide. In some embodiments, the invention also relates to pharmaceutical compositions containing the solid forms, and methods for treating conditions or disorders by administering to a subject a pharmaceutical composition that includes the forms, including pharmaceutical compositions and methods for overcoming the effects of acid reducing agents.
    Type: Application
    Filed: January 27, 2022
    Publication date: November 3, 2022
    Inventors: Fritz Blatter, Tim Ingallinera, Tjeerd Barf, Edwin Aret, Cecile Krejsa, Jerry Evarts
  • Publication number: 20220177476
    Abstract: In some embodiments, the invention relates to crystalline solid forms, including hydrates, polymorphs, and salt forms, of (S)-4-(8-amino-3-(1-(but-2-ynoyl)pyrrolidin-2-yl)imidazo[1,5-?]pyrazin-1-yl)-N-(pyridin-2-yl)benzamide. In some embodiments, the invention relates to amorphous solid forms of (S)-4-(8-amino-3-(1-(but-2-ynoyl)pyrrolidin-2-yl)imidazo[1,5-?]pyrazin-1-yl)-N-(pyridin-2-yl)benzamide. In some embodiments, the invention also relates to pharmaceutical compositions containing the solid forms, and methods for treating conditions or disorders by administering to a subject a pharmaceutical composition that includes the forms, including pharmaceutical compositions and methods for overcoming the effects of acid reducing agents.
    Type: Application
    Filed: June 10, 2021
    Publication date: June 9, 2022
    Inventors: Frtiz Blatter, Tim Ingallinera, Tjeerd Barf, Edwin Aret, Cecile Krejsa, Jerry Evarts
  • Publication number: 20220088013
    Abstract: Therapeutic combinations of a phosphoinositide 3-kinase (PI3K) inhibitor, including PI3K inhibitors selective for the ?- and ?-isoforms and selective for both ?- and ?-isoforms (PI3K-?,?, PI3K-?, and PI3K-?), a Janus kinase-2 (JAK-2) inhibitor, a Bruton's tyrosine kinase (BTK) inhibitor, and/or a B-cell lymphoma-2 (BCL-2) inhibitor are described. In some embodiments, the invention provides therapeutic combinations of a PI3K-? inhibitor and a BTK inhibitor, a JAK-2 and a BTK inhibitor, and a BCL-2 and BTK inhibitor.
    Type: Application
    Filed: July 8, 2021
    Publication date: March 24, 2022
    Inventors: Ahmed Hamdy, Wayne Rothbaum, Raquel Izumi, Brian Lannutti, Todd Covey, Roger Ulrich, Dave Johnson, Tjeerd Barf, Allard Kaptein
  • Publication number: 20210401835
    Abstract: Therapeutic methods of treating chronic lymphocytic leukemia (CLL) and small lymphocytic leukemia (SLL) are described. In certain embodiments, the invention includes therapeutic methods of treating CLL and SLL using a BTK inhibitor. In certain embodiments, the invention includes therapeutic methods of treating subtypes of CLL and SLL using a BTK inhibitor, including subtypes of CLL in patients sensitive to thrombosis and subtypes of CLL that increase monocytes and NK cells in peripheral blood after treatment with a BTK inhibitor. In certain embodiments, the invention includes therapeutic methods of treating CLL and SLL using a combination of a BTK inhibitor and an anti-CD20 antibody.
    Type: Application
    Filed: July 8, 2021
    Publication date: December 30, 2021
    Inventors: Ahmed Hamdy, Wayne Rothbaum, Raquel Izumi, Brian Lannutti, Todd Covey, Roger Ulrich, Dave Johnson, Tjeerd Barf, Allard Kaptein
  • Publication number: 20210346382
    Abstract: In certain embodiments, the invention includes therapeutic methods of using a BTK inhibitor to treat solid tumor cancers by modulation of the tumor microenvironment, including macrophages, monocytes, mast cells, helper T cells, cytotoxic T cells, regulatory T cells, natural killer cells, myeloid-derived suppressor cells, regulatory B cells, neutrophils, dendritic cells, and fibroblasts.
    Type: Application
    Filed: April 16, 2021
    Publication date: November 11, 2021
    Inventors: Ahmed Hamdy, Wayne Rothbaum, Raquel Izumi, Brian Lannutti, Todd Covey, Roger Ulrich, Dave Johnson, Tjeerd Barf, Allard Kaptein
  • Patent number: 11166951
    Abstract: Therapeutic combinations of a phosphoinositide 3-kinase (PI3K) inhibitor, including PI3K inhibitors selective for the ?- and ?-isoforms and selective for both ?- and ?-isoforms (PI3K-?,?, PI3K-?, and PI3K-?), a Janus kinase-2 (JAK-2) inhibitor, a Bruton's tyrosine kinase (BTK) inhibitor, and/or a B-cell lymphoma-2 (BCL-2) inhibitor are described. In some embodiments, the invention provides therapeutic combinations of a PI3K-? inhibitor and a BTK inhibitor, a JAK-2 and a BTK inhibitor, and a BCL-2 and BTK inhibitor.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: November 9, 2021
    Assignee: Acerta Pharma B.V.
    Inventors: Ahmed Hamdy, Wayne Rothbaum, Raquel Izumi, Brian Lannutti, Todd Covey, Roger Ulrich, Dave Johnson, Tjeerd Barf, Allard Kaptein
  • Patent number: 11110088
    Abstract: In some embodiments, the invention relates to a BTK inhibitor or a pharmaceutically acceptable salt, cocrystal, ester, prodrug, solvate, hydrate or derivative thereof, or to pharmaceutical compositions comprising these compounds and to their use in therapy. In particular, in some embodiments, the present invention relates to imidazopyrazine compounds, pharmaceutical compositions thereof, and the use of the compounds and pharmaceutical compositions in the treatment of a hyperproliferative disorder, an inflammatory disorder, an immune disorder, or an autoimmune disorder.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: September 7, 2021
    Assignee: Acerta Pharma B.V.
    Inventors: Tjeerd Barf, Edwin de Zwart, Saskia Verkaik, Niels Hoogenboom, Dennis Demont
  • Patent number: 11090302
    Abstract: Therapeutic methods of treating chronic lymphocytic leukemia (CLL) and small lymphocytic leukemia (SLL) are described. In certain embodiments, the invention includes therapeutic methods of treating CLL and SLL using a BTK inhibitor. In certain embodiments, the invention includes therapeutic methods of treating subtypes of CLL and SLL using a BTK inhibitor, including subtypes of CLL in patients sensitive to thrombosis and subtypes of CLL that increase monocytes and NK cells in peripheral blood after treatment with a BTK inhibitor. In certain embodiments, the invention includes therapeutic methods of treating CLL and SLL using a combination of a BTK inhibitor and an anti-CD20 antibody.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: August 17, 2021
    Assignee: Acerta Pharma B.V.
    Inventors: Ahmed Hamdy, Wayne Rothbaum, Raquel Izumi, Brian Lannutti, Todd Covey, Roger Ulrich, Dave Johnson, Tjeerd Barf, Allard Kaptein
  • Publication number: 20210230166
    Abstract: The present invention relates to 6-5 membered fused pyridine ring compounds according to Formula (I) or a pharmaceutically acceptable salt thereof or to pharmaceutical compositions comprising these compounds and to their use in therapy. In particular, the present invention relates to the use of 6-5 membered fused pyridine ring compounds according to Formula (I) in the treatment of Bruton's Tyrosine Kinase (Btk) mediated disorders.
    Type: Application
    Filed: January 5, 2021
    Publication date: July 29, 2021
    Inventors: Tjeerd A. Barf, Christiaan Gerardus Johannes Maria Jans, Adrianus Petrus Antonius de Man, Arthur A. Oubrie, Hans C.A. Raaijmakers, Johannes Bernardus Maria Rewinkel, Jan Gerard Sterrenburg, Jacobus C.H.M. Wijkmans
  • Patent number: 11059829
    Abstract: In some embodiments, the invention relates to crystalline solid forms, including hydrates, polymorphs, and salt forms, of (S)-4-(8-amino-3-(1-(but-2-ynoyl)pyrrolidin-2-yl)imidazo[1,5-a]pyrazin-1-yl)-N-(pyridin-2-yl)benzamide. In some embodiments, the invention relates to amorphous solid forms of (S)-4-(8-amino-3-(1-(but-2-ynoyl)pyrrolidin-2-yl)imidazo[1,5-a]pyrazin-1-yl)-N-(pyridin-2-yl)benzamide. In some embodiments, the invention also relates to pharmaceutical compositions containing the solid forms, and methods for treating conditions or disorders by administering to a subject a pharmaceutical composition that includes the forms, including pharmaceutical compositions and methods for overcoming the effects of acid reducing agents.
    Type: Grant
    Filed: April 30, 2020
    Date of Patent: July 13, 2021
    Assignee: Acerta Pharma B.V.
    Inventors: Fritz Blatter, Tim Ingallinera, Tjeerd Barf, Edwin Aret, Cecile Krejsa, Jerry Evarts
  • Patent number: 10934296
    Abstract: The present invention relates to 6-5 membered fused pyridine ring compounds according to Formula (I) or a pharmaceutically acceptable salt thereof or to pharmaceutical compositions comprising these compounds and to their use in therapy. In particular, the present invention relates to the use of 6-5 membered fused pyridine ring compounds according to Formula (I) in the treatment of Bruton's Tyrosine Kinase (Btk) mediated disorders.
    Type: Grant
    Filed: February 14, 2019
    Date of Patent: March 2, 2021
    Assignee: Merck Sharp & Dohme B.V.
    Inventors: Tjeerd A. Barf, Christiaan Gerardus Johannes Maria Jans, Adrianus Petrus Antonius de Man, Arthur A. Oubrie, Hans C. A. Raaijmakers, Johannes Bernardus Maria Rewinkel, Jan Gerard Sterrenburg, Jacobus C. H. M. Wijkmans
  • Publication number: 20200330461
    Abstract: In some embodiments, the invention relates to a BTK inhibitor or a pharmaceutically acceptable salt, cocrystal, ester, prodrug, solvate, hydrate or derivative thereof, or to pharmaceutical compositions comprising these compounds and to their use in therapy. In particular, in some embodiments, the present invention relates to imidazopyrazine compounds, pharmaceutical compositions thereof, and the use of the compounds and pharmaceutical compositions in the treatment of a hyperproliferative disorder, an inflammatory disorder, an immune disorder, or an autoimmune disorder.
    Type: Application
    Filed: June 30, 2020
    Publication date: October 22, 2020
    Inventors: Tjeerd Barf, Edwin de Zwart, Saskia Verkaik, Niels Hoogenboom, Dennis Demont
  • Publication number: 20200255437
    Abstract: In some embodiments, the invention relates to crystalline solid forms, including hydrates, polymorphs, and salt forms, of (S)-4-(8-amino-3-(1-(but-2-ynoyl)pyrrolidin-2-yl)imidazo[1,5-a]pyrazin-1-yl)-N-(pyridin-2-yl)benzamide. In some embodiments, the invention relates to amorphous solid forms of (S)-4-(8-amino-3-(1-(but-2-ynoyl)pyrrolidin-2-yl)imidazo[1,5-a]pyrazin-1-yl)-N-(pyridin-2-yl)benzamide. In some embodiments, the invention also relates to pharmaceutical compositions containing the solid forms, and methods for treating conditions or disorders by administering to a subject a pharmaceutical composition that includes the forms, including pharmaceutical compositions and methods for overcoming the effects of acid reducing agents.
    Type: Application
    Filed: April 30, 2020
    Publication date: August 13, 2020
    Inventors: Fritz Blatter, Tim Ingallinera, Tjeerd Barf, Edwin Aret, Cecile Krejsa, Jerry Evarts
  • Patent number: 10736893
    Abstract: In some embodiments, the invention relates to a BTK inhibitor or a pharmaceutically acceptable salt, cocrystal, ester, prodrug, solvate, hydrate or derivative thereof, or to pharmaceutical compositions comprising these compounds and to their use in therapy. In particular, in some embodiments, the present invention relates to imidazopyrazine compounds, pharmaceutical compositions thereof, and the use of the compounds and pharmaceutical compositions in the treatment of a hyperproliferative disorder, an inflammatory disorder, an immune disorder, or an autoimmune disorder.
    Type: Grant
    Filed: November 4, 2016
    Date of Patent: August 11, 2020
    Assignee: Acerta Pharma B.V.
    Inventors: Tjeerd Barf, Edwin de Zwart, Saskia Verkaik, Niels Hoogenboom, Dennis Demont
  • Patent number: 10640509
    Abstract: In some embodiments, the invention relates to crystalline solid forms, including hydrates, polymorphs, and salt forms, of (S)-4-(8-amino-3-(1-(but-2-ynoyl)pyrrolidin-2-yl)imidazo[1,5-a]pyrazin-1-yl)-N-(pyridin-2-yl)benzamide. In some embodiments, the invention relates to amorphous solid forms of (S)-4-(8-amino-3-(1-(but-2-ynoyl)pyrrolidin-2-yl)imidazo[1,5-a]pyrazin-1-yl)-N-(pyridin-2-yl)benzamide. In some embodiments, the invention also relates to pharmaceutical compositions containing the solid forms, and methods for treating conditions or disorders by administering to a subject a pharmaceutical composition that includes the forms, including pharmaceutical compositions and methods for overcoming the effects of acid reducing agents.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: May 5, 2020
    Assignee: Acerta Pharma B.V.
    Inventors: Fritz Blatter, Tim Ingallinera, Tjeerd Barf, Edwin Aret, Cecile Krejsa, Jerry Evarts
  • Publication number: 20200069668
    Abstract: Therapeutic combinations of an interleukin-1 receptor-associated kinase 4 (IRAK4) inhibitor and a Bruton's tyrosine kinase (BTK) inhibitor are described. In some embodiments, the invention provides pharmaceutical compositions comprising combinations of an IRAK4 inhibitor and a BTK inhibitor, and methods of using the pharmaceutical compositions for treating a disease, in particular a cancer.
    Type: Application
    Filed: March 15, 2019
    Publication date: March 5, 2020
    Inventors: Brian Lannutti, Wayne Rothbaum, Tjeerd Barf, Allard Kaptein