Abstract: The invention relates to immunogenic compositions comprising a capsular polysaccharide (CP) from Streptococcus agalactiae, commonly referred to as group B streptococcus (GBS), conjugated to a carrier protein, and optionally including an aluminum-based adjuvant. The invention further relates to methods for inducing an immune response in subjects against GBS and/or for reducing or preventing invasive GBS disease in subjects using the compositions disclosed herein. The resulting antibodies can be used to treat or prevent GBS infection via passive immunotherapy.
Type:
Grant
Filed:
September 14, 2021
Date of Patent:
June 25, 2024
Assignee:
Pfizer Inc.
Inventors:
Annaliesa Sybil Anderson, Leena Shriram Bagle, Amardeep Singh Bhupender Bhalla, Miguel Angel Garcia, Lei Hu, Lakshmi Khandke, Avvari Krishna Prasad, Cindy Xudong Yang
Abstract: The present invention relates to a manufacturing process and intermediates for preparing a crystalline or non-crystalline form of N-((1S,3S)-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)cyclobutyl)propane-1-sulfonamide. The present invention also relates to salt forms and pharmaceutical compositions comprising the crystalline form, and to methods for use of the compound prepared from a crystalline form in the treatment of various diseases.
Type:
Grant
Filed:
January 10, 2022
Date of Patent:
June 25, 2024
Assignee:
Pfizer Inc.
Inventors:
Kapildev Kashmirilal Arora, Jacob Cole DeForest, Andrew Kevern Hills, Brian Patrick Jones, Kris Nicole Jones, Chad Arthur Lewis, Anil Mahadeo Rane
Abstract: This invention relates to compounds of general Formula I and pharmaceutically acceptable salts thereof, in which R1, R2, R3a, R3b, and R4 are as defined herein, 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.
Type:
Application
Filed:
May 8, 2023
Publication date:
June 20, 2024
Applicant:
PFIZER INC.
Inventors:
Joyann Barber, Sujin Cho-Schultz, Matthew L. Del Bel, Rebecca Anne Gallego, Mingying He, Mehran Jalaie, Robert Steven Kania, Michele Ann McTigue, Sajiv Krishnan Nair, Anne-Marie Dechert Schmitt, Jamison Bryce Tuttle, Dahui Zhou, Ru Zhou
Abstract: The present disclosure provides solid forms of 6-((3S,4S)-4-methyl-1-(pyrimidin-2-ylmethyl)pyrrolidin-3-yl)-1-(tetrahydro-2H-pyran-4-yl)-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one, and methods of preparing and using the same.
Type:
Grant
Filed:
December 16, 2022
Date of Patent:
June 18, 2024
Assignee:
Pfizer Inc.
Inventors:
Caroline Yvette Proulx-Lafrance, John C. Amedio, Jr., Erika Volckova
Abstract: The present invention provides antibodies and antibody-drug conjugates that bind to the extra domain B splice variant of fibronectin 1 and methods for preparing and using the same.
Type:
Application
Filed:
October 23, 2023
Publication date:
June 6, 2024
Applicant:
Pfizer Inc.
Inventors:
Andrea Therese HOOPER, Kimberly Ann MARQUETTE, Chakrapani SUBRAMANYAM, Hans-Peter GERBER, Chad Michael MAY
Abstract: This invention relates to combination therapies comprising talazoparib, or a pharmaceutically acceptable salt thereof, and an anti-androgen, or a pharmaceutically acceptable salt thereof, and associated pharmaceutical compositions, methods of treatment, and pharmaceutical uses for the treatment of metastatic castration-sensitive prostate cancer in subjects identified as having at least one DNA damage repair gene mutation.
Abstract: Pharmacuetical Compounds Benzodiazepine derivatives of formula (I): wherein: R1 is H or F; R2 is selected from formula (II) and formula (III) R3 is C1-C6 alkyl which is unsubstituted or substituted by CF3, or is a monocyclic 4- to 6-membered heterocyclic group containing 1 or 2 heteroatoms selected from O, N and S; R4 is H or a group selected from —X, -alk-X, —CONR6R7, C?NNR6R7, —SO2R6 and —SO2NR6R7; R4 is a group selected from —X, -alk-X, —CONR6R7, —C?NNR6R7, —SO2R6 and —SO2R6R7; X is OH or a derivative of an OH group selected from ?-amino carboxylic acid esters, carboxylic acid esters, carbonates, carbamates, ethers and phosphates: alk is C1-C6 alkylene which is unsubstituted or substituted by C3-C6 cycloalkyl; and R6 and R7 are each independently C1-C6 alkyl or C3-C6 cycloalkyl; and the pharmaceutically acceptable salts thereof are inhibitors of respiratory syncytial virus (RSV) and can therefore be used to treat or prevent an RSV infection.
Type:
Application
Filed:
February 24, 2022
Publication date:
May 30, 2024
Applicant:
Pfizer Inc.
Inventors:
Matthew Barrett, Alexandre Bedernjak, George Stuart Cockerill, James Good
Abstract: The present invention is directed to novel calicheamicin derivatives useful as payloads in antibody-drug-conjugates (ADC's), and to payload-linker compounds and ADC compounds comprising the same; to pharmaceutical compositions comprising the same and to methods for using the same to treat pathological conditions such as cancer.
Type:
Grant
Filed:
January 10, 2018
Date of Patent:
May 28, 2024
Assignee:
Pfizer, Inc.
Inventors:
Omar Khaled Ahmad, Stephen Paul Brown, Kenneth John Dirico, Russell Dushin, Gary Frederick Filzen, Sujiet Puthenveetil, Pavel Strop, Chakrapani Subramanyam, Lawrence N. Tumey
Abstract: The subject matter described herein is directed to methods of treating growth hormone related disorders by administering a long-acting recombinant human growth hormone. In another embodiment, a long-acting recombinant human growth hormone is administered in a composition or the combination is administered separately to treat growth deficiency in a subject previously treated with a once daily rhGH therapy.
Type:
Application
Filed:
March 17, 2022
Publication date:
May 23, 2024
Applicants:
Pfizer Inc., OPKO Biologics Ltd.
Inventors:
Jóse Francisco Cara, Aleksandra Pastrak, Srinivas Rao Valluri, Michael Paul Wajnrajch
Abstract: The present invention provides antibodies that specifically bind to CD70 (Cluster of Differentiation 70). The invention further provides bispecific antibodies that bind to CD70 and another antigen (e.g., CD3). The invention further relates to antibody encoding nucleic acids, and methods of obtaining such antibodies (monospecific and bispecific). The invention further relates to therapeutic methods for use of these antibodies for the treatment of CD70-mediated pathologies, including cancer.
Type:
Grant
Filed:
June 1, 2022
Date of Patent:
May 21, 2024
Assignee:
PFIZER INC.
Inventors:
Siler Panowski, Tao Sai, Barbra Johnson Sasu, Surabhi Srivatsa Srinivasan, Thomas John Van Blarcom
Abstract: The present invention relates to an oral solution formulation or an oral powder for constitution comprising 6-acetyl-8-cyclopentyl-5-methyl-2-(5-piperazirt-1-yl-pyridin-2-ylamino)-8H-pyrido[2,3-d]pyrimidin-7-one, or a lactate or malate salt thereof, and a buffer system comprising lactic acid or malic acid.
Abstract: The present invention provides antibodies and antibody-drug conjugates that bind to the extra domain B splice variant of fibronectin 1 and methods for preparing and using the same.
Type:
Application
Filed:
October 23, 2023
Publication date:
May 16, 2024
Applicant:
Pfizer Inc.
Inventors:
Andrea Therese HOOPER, Kimberly Ann MARQUETTE, Chakrapani SUBRAMANYAM, Hans-Peter GERBER, Chad Michael MAY
Abstract: Method for treating vitiligo, including active and stable non-segmental vitiligo, using compounds and analogues which inhibit certain kinases including Janus Kinase (JAK), said method comprising the step of administering to the subject in need thereof 1-[(2S,5R)-2-methyl-5-(7H-pyrrolo[2,3-d]pyrimidin-4-ylamino)-1-piperidinyl]-2-propen-1-one, or a pharmaceutically acceptable salt thereof.
Abstract: Antibody compositions and methods for the purification of antibodies are provided. Purification methods provided involve the use of hydroxyapatite resin (HA) to separate an antibody of interest from one or more impurities.
Abstract: An antibody production process in mammalian cells in which engineered unpaired cysteine residues are post-translationally modified and capped with particular chemical entities, which capped antibodies are well suited to further site-specific conjugation steps to form antibody-drug conjugates (ADCs) or protein drug conjugates; ADCs produced using these capped antibodies including in particular ADCs formed by the selective reduction of the capped antibodies' cysteine residues, and ADCs formed using chemical handles such as aldehyde/azide/alkyne biorthogonal groups, which permit additional drug conjugation chemistry; and uncapped antibodies produced by cells in low cysteine, cysteine and glutathione media, and ADCs produced via direct conjugation to these uncapped antibodies.
Type:
Grant
Filed:
March 3, 2020
Date of Patent:
May 14, 2024
Assignee:
Pfizer, Inc.
Inventors:
Xiaotian Zhong, Amarnauth Shastrie Prashad, Ronald William Kriz, Tao He, Will Somers, Wenge Wang, Leo Joseph Letendre
Abstract: The present invention is directed to a new fluoro-pyridinone hydroxamic acid phosphates and boronates of Formulae I, II and III wherein Q is selected from the group consisting of —P(O)(OH)2, —P(O)(OH)(O?M+), —P(O)(O?M+)2 and —P(O)(O?)2M2+; M+ at each occurrence is a pharmaceutically acceptable monovalent cation; and M2+ is a pharmaceutically acceptable divalent cation and their use as LpxC inhibitors and, more specifically, their use to treat bacterial infections.
Type:
Grant
Filed:
March 14, 2019
Date of Patent:
May 14, 2024
Assignee:
Pfizer Inc.
Inventors:
Tamim Fehme Braish, Matthew Frank Brown, Ye Che, Richard Andrew Ewin, Timothy Allan Johnson, Michael Joseph Melnick, Justin Ian Montgomery, Mark Stephen Plummer, Loren Michael Price, Usa Reilly, Daniel Uccello
Abstract: Described herein are compounds of Formula I, wherein the variables are defined herein, their use as HSD17B13 inhibitors and/or degraders, pharmaceutical compositions containing such compounds and their use to treat, for example, NAFLD and NASH.
Type:
Application
Filed:
October 6, 2023
Publication date:
May 9, 2024
Applicant:
Pfizer Inc.
Inventors:
Jan Antoinette Cusi Romero Adams, Bruce Michael Bechle, Jason Kenneth Dutra, Michelle Renee Garnsey, Xinjun Hou, Jisun Lee, Deane Milford Nason, II, Steven Victor O'Neil, Danica Antonia Rankic, Yang Wang, Ann Sorrentino Wright, Lei Zhang, Liying Zhang, David James Edmonds
Abstract: Methods of removing high molecular weight species, in particular aggregates, from antibody drug conjugate preparations, by contacting preparations of the antibody drug conjugate reaction mixture with a hydroxyapatite resin and selectively eluting the ADC from the resin using a gradient comprising sodium phosphate.
Type:
Application
Filed:
May 23, 2023
Publication date:
May 9, 2024
Applicant:
PFIZER INC.
Inventors:
Durgesh V. Nadkarni, Jeffry R. Borgmeyer, He Meng, Qingping Jiang
Abstract: 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:
Grant
Filed:
May 6, 2022
Date of Patent:
May 7, 2024
Assignee:
Pfizer Inc.
Inventors:
Omar Ahmad, Andrew Fensome, Erik Alphie LaChapelle, Ethan Lawrence Fisher, Rayomand J. Unwalla, Jun Xiao, Lei Zhang