Patents by Inventor Fritz Blatter

Fritz Blatter 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).

  • Publication number: 20250059137
    Abstract: The present invention relates to a crystalline form of compound (I) and a method of making the crystalline form of compound (I). The invention also provides pharmaceutical compositions comprising the crystalline form of compound (I). Furthermore, the invention relates to methods of using this crystalline form of compound (I) as a medicament and in the treatment of a disease involving abnormal levels of glucosylceramide and/or higher levels of glycosphingolipids.
    Type: Application
    Filed: August 30, 2024
    Publication date: February 20, 2025
    Inventors: Robert Hett, Fritz Blatter, Jennifer Robin, Kyle Landskroner
  • Patent number: 12221445
    Abstract: The present invention refers to a crystalline salt comprising 5-methyl-(6S)-tetrahydrofolic acid and an amino acid ethyl ester like L-phenylalanine ethyl ester or L-methionine ethyl ester, wherein the molar ratio of 5-methyl-(6S)-tetrahydrofolic acid to amino acid ethyl ester is from 1:0.3 to 1:3.0 (in mol/mol) and/or hydrates and/or solvates thereof as well as to a process of obtaining the same.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: February 11, 2025
    Assignee: MERCK PATENT GMBH
    Inventors: Rudolf Moser, Viola Groehn, Ruth Boehni Stamm, Fritz Blatter, Martin Szelagiewicz
  • Patent number: 12221446
    Abstract: The present invention is directed to a crystalline salt of 5-methyl-(6S)-tetrahydrofolic acid and L-isoleucine ethyl ester wherein the molar ratio of 5-methyl-(6S)-tetrahydrofolic acid to L-isoleucine ethyl ester is from 1:0.3 to 1:2.0 (in mol/mol) and/or hydrates and/or solvates thereof, as well as, a process of obtaining the same.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: February 11, 2025
    Inventors: Rudolf Moser, Viola Groehn, Ruth Boehni Stamm, Fritz Blatter, Martin Szelagiewicz
  • Patent number: 12116344
    Abstract: The present invention relates to a crystalline form of compound (I) and a method of making the crystalline form of compound (I). The invention also provides pharmaceutical compositions comprising the crystalline form of compound (I). Furthermore, the invention relates to methods of using this crystalline form of compound (I) as a medicament and in the treatment of a disease involving abnormal levels of glucosylceramide and/or higher levels of glycosphingolipids.
    Type: Grant
    Filed: October 1, 2021
    Date of Patent: October 15, 2024
    Assignee: Azafaros B.V.
    Inventors: Robert Hett, Fritz Blatter, Jennifer Robin, Kyle Landskroner
  • Publication number: 20240287001
    Abstract: The present invention relates to a crystalline form of compound (I) and a method of making the crystalline form of compound (I). The invention also provides pharmaceutical compositions comprising the crystalline form of compound (I). Furthermore, the invention relates to methods of using this crystalline form of compound (I) as a medicament and in the treatment of a disease involving abnormal levels of glucosylceramide and/or higher levels of glycosphingolipids.
    Type: Application
    Filed: October 1, 2021
    Publication date: August 29, 2024
    Inventors: Robert Hett, Fritz Blatter, Jennifer Robin, Kyle Landskroner
  • Publication number: 20240287088
    Abstract: Disclosed herein are polymorph forms of (S)—N-(3-bromo-2-fluorophenyl)-7-((4-methylpiperazin-1-yl)methyl)-7,8-dihydro-[1,4]dioxino[2,3-g]quinazolin-4-amine:
    Type: Application
    Filed: March 22, 2024
    Publication date: August 29, 2024
    Inventors: Jean-Michel Vernier, Fritz Blatter, Axel Rainer Maier, Nicolino Tufilli
  • Patent number: 12048700
    Abstract: Crystalline monosodium salt of 5-methyl-(6S)-tetrahydrofolic acid wherein the molar ratio of 5-methyl-(6S)-tetrahydrofolic acid to sodium is from 1:0.5 to 1:1.5 (in mol/mol) and/or hydrates and/or solvates thereof, their use as pharmaceuticals, as well as processes of obtaining the same.
    Type: Grant
    Filed: July 28, 2021
    Date of Patent: July 30, 2024
    Assignee: MERCK PATENT GMBH
    Inventors: Rudolf Moser, Viola Groehn, Fritz Blatter, Martin Szelagiewicz, Ruth Boehni Stamm, Markus Ruettimann, Giuseppe Lapadula
  • Publication number: 20240199622
    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: October 16, 2023
    Publication date: June 20, 2024
    Inventors: Fritz Blatter, Tim Ingallinera, Tjeerd Barf, Edwin Aret, Cecile Krejsa, Jerry Evarts
  • Patent number: 11992491
    Abstract: The present invention refers to a crystalline salt comprising 5-methyl-(6S)-tetrahydrofolic acid and L-valine ethyl ester wherein the molar ratio of 5-methyl-(6S)-tetrahydrofolic acid and L-valine ethyl ester is from 1:0.3 to 1:3.0 (in mol/mol) and/or hydrates and/or solvates thereof as well as to a process of obtaining the same.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: May 28, 2024
    Assignee: MERCK PATENT GMBH
    Inventors: Rudolf Moser, Viola Groehn, Ruth Boehni Stamm, Fritz Blatter, Martin Szelagiewicz
  • Patent number: 11925644
    Abstract: The present invention refers to a crystalline salt comprising 5-methyl-(6S)-tetrahydrofolic acid L-leucine ethyl ester wherein the molar ratio of 5-methyl-(6S)-tetrahydrofolic acid and L-leucine ethyl ester is from 1:0.3 to 1:3.0 (in mol/mol) and/or hydrates and/or solvates thereof as well as to a process of obtaining the same.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: March 12, 2024
    Assignee: MERCK PATENT GMBH
    Inventors: Rudolf Moser, Viola Groehn, Ruth Boehni Stamm, Fritz Blatter, Martin Szelagiewicz
  • Publication number: 20230391724
    Abstract: The present invention relates to a crystalline form of compound (I) and a method of making the crystalline form of compound (I). The invention also provides pharmaceutical compositions comprising the crystalline form of compound (I). Furthermore, the invention relates to methods of using this crystalline form of compound (I) as a medicament and in the treatment of a disease involving abnormal levels of glucosylceramide and/or higher levels of glycosphingolipids.
    Type: Application
    Filed: October 1, 2021
    Publication date: December 7, 2023
    Inventors: Robert Hett, Fritz Blatter, Jennifer Robin, Kyle Landskroner
  • 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: 20230322680
    Abstract: The present invention is directed to new crystalline forms of Pitavastatin hemicalcium salt, referred to hereinafter as polymorphic Forms A, B, C, D, E and F, as well as the amorphous form. Furthermore, the present invention is directed to processes for the preparation of these crystalline forms and the amorphous form and pharmaceutical compositions comprising these crystalline forms or the amorphous forms.
    Type: Application
    Filed: June 16, 2023
    Publication date: October 12, 2023
    Applicant: NISSAN CHEMICAL CORPORATION
    Inventors: Paul Adriaan VAN DER SCHAAF, Fritz BLATTER, Martin SZELAGIEWICZ, Kai-Uwe SCHOENING
  • Patent number: 11633400
    Abstract: The present invention refers to a crystalline salt comprising 5-methyl-(6S)-tetrahydrofolic acid and 4-(2-hydroxyethyl)-morpholine wherein the molar ratio of 5-methyl-(6S)-tetrahydrofolic acid to 4-(2-hydroxyethyl)-morpholine is from 1:0.3 to 1:2.0 (in mol/mol) and/or hydrates and/or solvates thereof as well as to a process of obtaining the same.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: April 25, 2023
    Assignee: MERCK PATENT GMBH
    Inventors: Rudolf Moser, Viola Groehn, Ruth Boehni Stamm, Fritz Blatter, Martin Szelagiewicz
  • Publication number: 20230110129
    Abstract: The present invention relates generally to the field of pharmaceuticals, and specifically relates to isofagomine (IFG), novel salts thereof and preparation methods and uses of these, for example, in formulating pharmaceutical compositions for the treatment of Gaucher disease. Also provided are novel crystalline forms of isofagomine salts, methods for preparing the crystalline forms, and their use in formulating pharmaceutical compositions.
    Type: Application
    Filed: April 24, 2020
    Publication date: April 13, 2023
    Applicant: TAKEDA PHARMACEUTICAL COMPANY LIMITED
    Inventors: Helge REISCH, Jeffrey Scott DEPUE, Fritz BLATTER, Jennifer ROBIN, Michael Peter HAHN, Gaozhong ZHU, Muthuraman MEIYAPPAN
  • 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
  • Patent number: 11377448
    Abstract: The present invention is directed to a crystalline sodium salt of 5-methyl-(6S)-tetrahydrofolic acid wherein the molar ratio of 5-methyl-(6S)-tetrahydrofolic acid to sodium is from 1:1.51 to 1:2.5 and/or hydrates and/or solvates thereof, as well as, a process of obtaining the same.
    Type: Grant
    Filed: March 28, 2018
    Date of Patent: July 5, 2022
    Assignee: MERCK PATENT GMBH
    Inventors: Rudolf Moser, Viola Groehn, Fritz Blatter, Martin Szelagiewicz, Ruth Boehni Stamm, Markus Ruettimann
  • Publication number: 20220169614
    Abstract: The present invention is directed to new crystalline forms of Pitavastatin hemicalcium salt, referred to hereinafter as polymorphic Forms A, B, C, D, E and F, as well as the amorphous form. Furthermore, the present invention is directed to processes for the preparation of these crystalline forms and the amorphous form and pharmaceutical compositions comprising these crystalline forms or the amorphous forms.
    Type: Application
    Filed: February 18, 2022
    Publication date: June 2, 2022
    Applicant: NISSAN CHEMICAL CORPORATION
    Inventors: Paul Adriaan VAN DER SCHAAF, Fritz BLATTER, Martin SZELAGIEWICZ, Kai-Uwe SCHOENING
  • Publication number: 20220016121
    Abstract: The present invention is directed to a crystalline sodium salt of 5-methyl-(6S)-tetrahydrofolic acid wherein the molar ratio of 5-methyl-(6S)-tetrahydrofolic acid to sodium is from 1:0.5 to 1:1.5 (in mol/mol) and/or hydrates and/or solvates thereof, as well as, a processes of obtaining the same.
    Type: Application
    Filed: July 28, 2021
    Publication date: January 20, 2022
    Applicant: Merck Patent GmbH
    Inventors: Rudolf MOSER, Viola GROEHN, Fritz BLATTER, Martin SZELAGIEWICZ, Ruth BOEHNI STAMM, Markus RUETTIMANN, Giuseppe LAPADULA
  • Patent number: 11185545
    Abstract: The present invention is directed to a crystalline sodium salt of 5-methyl-(6S)-tetrahydrofolic acid wherein the molar ratio of 5-methyl-(6S)-tetrahydrofolic acid to sodium is from 1:0.5 to 1:1.5 (in mol/mol) and/or hydrates and/or solvates thereof, as well as, a processes of obtaining the same.
    Type: Grant
    Filed: March 28, 2018
    Date of Patent: November 30, 2021
    Assignee: Merck Patent GmbH
    Inventors: Rudolf Moser, Viola Groehn, Fritz Blatter, Martin Szelagiewicz, Ruth Boehni Stamm, Markus Ruettimann, Giuseppe Lapadula