Patents by Inventor Michal ACHMATOWICZ

Michal ACHMATOWICZ 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: 20250129072
    Abstract: Provided herein is a process for preparing compound A comprising (a) admixing 2-isopropyl-4-methylpyridin-3-amine (Compound B), or a salt thereof, a first base, and a reactive compound comprising phosgene or a phosgene equivalent in an organic solvent to form 3-isocyanato-2-isopropyl-4-methylpyridine (Compound C); (b) admixing Compound C and 2,6-dichloro-5-fluoronicotinamide (Compound D) to form 2,6-dichloro-5-fluoro-N-((2-isopropyl-4-methylpyridin-3-yl)carbamoyl)nicotinamide (Compound E); and (c) admixing Compound E and a second base to form a product mixture comprising Compound A and the second base.
    Type: Application
    Filed: December 19, 2024
    Publication date: April 24, 2025
    Applicant: AMGEN INC.
    Inventors: Michal ACHMATOWICZ, John T. COLYER, Michael T. CORBETT, Daniel J. GRIFFIN, Andrew T. PARSONS, Joanna ROBINSON, Kyle QUASDORF
  • Publication number: 20250122224
    Abstract: Disclosed herein are salt and solvate forms of (4S,7aR,9aR,10R,11E,14S,15R)-6?-chloro-10-methoxy-14,15-dimethyl-10-{[(9aR)-octahydro-2H-pyrido[1,2-a]pyrazin-2-yl]methyl}-3?,4?,7a,8,9,9a,10,13,14,15-decahydro-2?H,3H,5H-spiro[1,19-etheno-16,16-cyclobuta[i][1,4]oxazepino[3,4-f][1,2,7]thiadlazacyclohexadecine-4,1 naphthalene]-16,16,18 (7H,17H)-trione (AMG 397): (AMG 397), such as crystalline salt and solvate forms thereof. Also disclosed are methods of making the salt and solvate forms, and methods of treating diseases and disorders with the salt and solvate forms.
    Type: Application
    Filed: February 3, 2023
    Publication date: April 17, 2025
    Inventors: Ron C. Kelly, Mary Chaves, Jing Teng, Stephan Parent, Van Luu, Robert P. Farrell, James E. Huckle, Michal Achmatowicz, Tian Wu, Darren Leonard Reid, Lingyun Xiao
  • Publication number: 20250115622
    Abstract: Disclosed herein are crystalline forms of (4S,7aR,9aR,10R,11E,14S,15R)-6?-chloro-10-methoxy-14,15-dimethyl-10-{[(9aR)-octahydro-2H-pyrido[1,2-a]pyrazin-2-yl]methyl}-3?,4?,7a,8,9,9a,10,13,14,15-decahydro-2?H,3H,5H-spiro[1,19-etheno-1616-cyclobuta[i] [1,4]oxazepino[3,4-f][1,2,7]thiadiazacyclohexadecine-4,1?-naphthalene]-16,16,18(7H,17H)-trione (AMG 397): (AMG 397), hydrates, and solvates thereof. Also disclosed are methods of making the crystalline forms, and methods of treating diseases and disorders with the crystalline forms.
    Type: Application
    Filed: February 3, 2023
    Publication date: April 10, 2025
    Inventors: Ron C. Kelly, Mary Chaves, Jing Teng, Stephan Parent, Markian Stec, Van Luu, Robert P. Farrell, James E. Huckle, Michal Achmatowicz, Tian Wu, Darren Leonard Reid, Lingyun Xiao
  • Publication number: 20250019367
    Abstract: The present invention relates to methods for separating enantiomers of 5-phenyl and 5-naphthyl substituted 4-(aminomethyl)-6-(1-methyl-1H-pyrazol-4-yl)phthalazin-1(2H)-ones using N-Boc-L-phenylalanine, N-Boc-D-phenylalanine, and similar chiral acids.
    Type: Application
    Filed: October 6, 2022
    Publication date: January 16, 2025
    Inventors: Michal Achmatowicz, Svitlana Kulyk, David Snead, Cheng Chen, Matthew Marx, Christopher Smith
  • Publication number: 20240400558
    Abstract: The present invention relates to improved synthetic routes of synthesizing adagrasib. The invention also provides intermediates used in the provided synthetic routes.
    Type: Application
    Filed: September 8, 2022
    Publication date: December 5, 2024
    Inventors: Thomas Scattolin, Cheng Chen, Tawfik Gharbaoui, Yonghong Gan, Michal Achmatowicz, David Snead
  • Publication number: 20240270719
    Abstract: Disclosed herein are crystalline forms of 2-(4-(4-(aminomethyl)-1-oxo-1,2-dihydrophthalazin-6-yl)-1-methyl-1H-pyrazol-5-yl)-4-chloro-6-cyclopropoxy-3-fluorobenzonitrile free base, pharmaceutically acceptable compositions comprising these crystalline forms, and methods for using these crystalline forms.
    Type: Application
    Filed: February 9, 2024
    Publication date: August 15, 2024
    Inventors: Michal Achmatowicz, Svitlana Kulyk, Christopher Ronald Smith, Nan Wang, Harsh Shah, Tian Xie, Qi Gao
  • Publication number: 20240025896
    Abstract: Provided herein is a process for preparing compound A comprising (a) admixing 2-isopropyl-4-methylpyridin-3-amine (Compound B), or a salt thereof, a first base, and a reactive compound comprising phosgene or a phosgene equivalent in an organic solvent to form 3-isocyanato-2-isopropyl-4-methylpyridine (Compound C); (b) admixing Compound C and 2,6-dichloro-5-fluoronicotinamide (Compound D) to form 2,6-dichloro-5-fluoro-N-((2-isopropyl-4-methylpyridin-3-yl)carbamoyl)nicotinamide (Compound E); and (c) admixing Compound E and a second base to form a product mixture comprising Compound A and the second base. Also provided herein is a process for synthesizing AMG 510 comprising using Compound A prepared according to the disclosed processes [Insert Structure] (Compound A).
    Type: Application
    Filed: November 19, 2021
    Publication date: January 25, 2024
    Applicant: AMGEN INC.
    Inventors: Michal ACHMATOWICZ, John T. COYLER, Michael T. CORBETT, Daniel J. GRIFFIN, Andrew T. PARSONS, Joanna ROBINSON, Kyle QUASDORF
  • Publication number: 20230117777
    Abstract: Disclosed herein is an improved process for the synthesis of compound (A): (A), or a salt or solvate thereof via methylation of compound (B): (B), or a salt or solvate thereof, a crystalline hydrate of compound A, and pharmaceutical formulations comprising a crystalline hydrate of compound (A).
    Type: Application
    Filed: March 30, 2021
    Publication date: April 20, 2023
    Applicant: AMGEN INC.
    Inventors: Michal ACHMATOWICZ, Sheng CUI, Tsang-Lin HWANG, Neil Fred LANGILLE, Janine K. TOM, James E. HUCKLE, Markian STEC, Tian WU, Sean P. BROWN
  • Publication number: 20210346513
    Abstract: The present disclosure relates to a method of capping, reducing, and oxidizing cys-mAbs in order to provide homogenous material for subsequent conjugation reactions. The present method demonstrates robust ways to manufacture conjugates of cysteine-engineered antibodies that offer high yield and consistent product quality.
    Type: Application
    Filed: August 3, 2018
    Publication date: November 11, 2021
    Applicant: AMGEN INC.
    Inventors: Michal ACHMATOWICZ, Dante ROMANINI, James R. FALSEY, Bradley J. HERBERICH, Oliver R. THIEL