Patents by Inventor Russell Dushin

Russell Dushin 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: 11364303
    Abstract: The invention relates to polypeptides, antibodies, and antigen-binding fragments thereof, that comprise an engineered cysteine for site-specific conjugation.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: June 21, 2022
    Assignee: Pfizer Inc.
    Inventors: Madan Katragadda, Russell Dushin, Lawrence Nathan Tumey
  • Publication number: 20210115159
    Abstract: The present invention provides engineered polypeptide conjugates (e.g., antibody-drug-conjugates, toxin-(biocompatible polymer) conjugates, antibody-(biocompatible polymer) conjugates, and bispecific antibodies) comprising acyl donor glutamine-containing tags and amine donor agents. In one aspect, the invention provides an engineered Fc-containing polypeptide conjugate comprising the formula (Fc-containing polypeptide)-T-A, wherein T is an acyl donor glutamine-containing tag engineered at a specific site or comprises an endogenous glutamine made reactive by the Fc-containing polypeptide engineering, wherein A is an amine donor agent, and wherein the amine donor agent is site-specifically conjugated to the acyl donor glutamine-containing tag or the endogenous glutamine. The invention also provides methods of making engineered polypeptide conjugates using transglutaminase.
    Type: Application
    Filed: November 18, 2020
    Publication date: April 22, 2021
    Applicants: PFIZER INC., RINAT NEUROSCIENCE CORP.
    Inventors: Pavel STROP, Magdalena Grazyna DORYWALSKA, Arvind RAJPAL, David SHELTON, Shu-Hui LIU, Jaume PONS, Russell DUSHIN
  • Patent number: 10941216
    Abstract: The present invention provides engineered polypeptide conjugates (e.g., antibody-drug-conjugates, toxin-(biocompatible polymer) conjugates, antibody-(biocompatible polymer) conjugates, and bispecific antibodies) comprising acyl donor glutamine-containing tags and amine donor agents. In one aspect, the invention provides an engineered Fc-containing polypeptide conjugate comprising the formula (Fc-containing polypeptide)-T-A, wherein T is an acyl donor glutamine-containing tag engineered at a specific site or comprises an endogenous glutamine made reactive by the Fc-containing polypeptide engineering, wherein A is an amine donor agent, and wherein the amine donor agent is site-specifically conjugated to the acyl donor glutamine-containing tag or the endogenous glutamine. The invention also provides methods of making engineered polypeptide conjugates using transglutaminase.
    Type: Grant
    Filed: May 11, 2017
    Date of Patent: March 9, 2021
    Assignee: Pfizer Inc.
    Inventors: Pavel Strop, Magdalena Grazyna Dorywalska, Arvind Rajpal, David Shelton, Shu-Hui Liu, Jaume Pons, Russell Dushin
  • Publication number: 20190345186
    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: Application
    Filed: January 10, 2018
    Publication date: November 14, 2019
    Applicant: 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
  • Publication number: 20190099499
    Abstract: The invention relates to polypeptides, antibodies, and antigen-binding fragments thereof, that comprise an engineered cysteine for site-specific conjugation.
    Type: Application
    Filed: September 24, 2018
    Publication date: April 4, 2019
    Inventors: Madan Katragadda, Russell Dushin, Lawrence Nathan Tumey
  • Publication number: 20170313787
    Abstract: The present invention provides engineered polypeptide conjugates (e.g., antibody-drug-conjugates, toxin-(biocompatible polymer) conjugates, antibody-(biocompatible polymer) conjugates, and bispecific antibodies) comprising acyl donor glutamine-containing tags and amine donor agents. In one aspect, the invention provides an engineered Fc-containing polypeptide conjugate comprising the formula (Fc-containing polypeptide)-T-A, wherein T is an acyl donor glutamine-containing tag engineered at a specific site or comprises an endogenous glutamine made reactive by the Fc-containing polypeptide engineering, wherein A is an amine donor agent, and wherein the amine donor agent is site-specifically conjugated to the acyl donor glutamine-containing tag or the endogenous glutamine. The invention also provides methods of making engineered polypeptide conjugates using transglutaminase.
    Type: Application
    Filed: May 11, 2017
    Publication date: November 2, 2017
    Applicants: PFIZER INC., RINAT NEUROSCIENCE CORP.
    Inventors: Pavel STROP, Magdalena Grazyna DORYWALSKA, Arvind RAJPAL, David SHELTON, Shu-Hui LIU, Jaume PONS, Russell DUSHIN
  • Patent number: 9676871
    Abstract: The present invention provides engineered polypeptide conjugates (e.g., antibody-drug-conjugates, toxin-(biocompatible polymer) conjugates, antibody-(biocompatible polymer) conjugates, and bispecific antibodies) comprising acyl donor glutamine-containing tags and amine donor agents. In one aspect, the invention provides an engineered Fc-containing polypeptide conjugate comprising the formula (Fc-containing polypeptide)-T-A, wherein T is an acyl donor glutamine-containing tag engineered at a specific site or comprises an endogenous glutamine made reactive by the Fc-containing polypeptide engineering, wherein A is an amine donor agent, and wherein the amine donor agent is site-specifically conjugated to the acyl donor glutamine-containing tag or the endogenous glutamine. The invention also provides methods of making engineered polypeptide conjugates using transglutaminase.
    Type: Grant
    Filed: November 3, 2011
    Date of Patent: June 13, 2017
    Assignees: PFIZER INC., RINAT NEUROSCIENCE CORP.
    Inventors: Pavel Strop, Magdalena Grazyna Dorywalska, Arvind Rajpal, David Shelton, Shu-Hui Liu, Jaume Pons, Russell Dushin
  • Publication number: 20130230543
    Abstract: The present invention provides engineered polypeptide conjugates (e.g., antibody-drug-conjugates, toxin-(biocompatible polymer) conjugates, antibody-(biocompatible polymer) conjugates, and bispecific antibodies) comprising acyl donor glutamine-containing tags and amine donor agents. In one aspect, the invention provides an engineered Fc-containing polypeptide conjugate comprising the formula (Fc-containing polypeptide)-T-A, wherein T is an acyl donor glutamine-containing tag engineered at a specific site or comprises an endogenous glutamine made reactive by the Fc-containing polypeptide engineering, wherein A is an amine donor agent, and wherein the amine donor agent is site-specifically conjugated to the acyl donor glutamine-containing tag or the endogenous glutamine. The invention also provides methods of making engineered polypeptide conjugates using transglutaminase.
    Type: Application
    Filed: November 3, 2011
    Publication date: September 5, 2013
    Inventors: Jaume Pons, Arvind Rajpal, Pavel Strop, Magdalena Grazyna Dorywalska, David Shelton, Shu-Hui Liu, Russell Dushin
  • Patent number: 7781591
    Abstract: The present teachings provide compounds of formula I and their pharmaceutically acceptable salts, hydrates, and esters, wherein R1, R2, and X are as defined herein. The present teachings also provide methods of making the compounds of formula I, and methods of treating autoimmune and inflammatory diseases by administering a therapeutically effective amount of a compound or compounds of formula I to a mammal including a human.
    Type: Grant
    Filed: June 13, 2007
    Date of Patent: August 24, 2010
    Assignee: Wyeth LLC
    Inventors: Derek Cecil Cole, Diane Harris Boschelli, Yanong Daniel Wang, Magda Asselin, Diane Marie Joseph-McCarthy, Amarnauth Shastrie Prashad, Allan Wissner, Russell Dushin, Biqi Wu, Lawrence Nathan Tumey, Chuan S. Niu, Joan Chen
  • Publication number: 20080293712
    Abstract: The present invention relates to Benzo[c][2,7]naphthyridine Derivatives, compositions comprising an effective amount of a Benzo[c][2,7]naphthyridine Derivative, methods for treating or preventing a proliferative disorder or an autoimmune disease, comprising administering to a subject in need thereof an effective amount of a Benzo[c][2,7]naphthyridine Derivative, methods for modulating PDK-1 activity, PKA activity, Akt activity, S6K activity, or PKC activity, comprising administering to a subject in need thereof an effective amount of a Benzo[c][2,7]naphthyridine Derivative. The invention also relates to processes for preparing a Benzo[c][2,7]naphthyridine Derivative.
    Type: Application
    Filed: March 4, 2008
    Publication date: November 27, 2008
    Applicant: WYETH
    Inventors: Allan WISSNER, Middleton Brawner FLOYD, JR., Russell DUSHIN, Heidi L. FRASER, Yongbo HU, Andreas MADERNA, Thomas NITTOLI, Yanong Daniel WANG
  • Publication number: 20080096903
    Abstract: Sulfamoyl-containing compounds are disclosed, having utility as inhibitors of disease-related targets, such as Heat Shock Protein 90 (HSP90), and which are useful for treating disorders, e.g., proliferative disorders, including HSP90-mediated disorders. Methods for preparing and using the disclosed compounds are also described.
    Type: Application
    Filed: October 19, 2007
    Publication date: April 24, 2008
    Applicant: Wyeth
    Inventors: Jianxin Chen, Gerhard Sperl, Vincent Gullo, Lalitha Sista, Dallas Hughes, Yucai Peng, William Pierceall, Andrew Weiskopf, Jeremy Levin, Russell Dushin, Mercy Otteng
  • Publication number: 20070299092
    Abstract: The present invention provides for compounds with the general formula: A compound of formula (1) having the structure (1) wherein Z is a radical selected from the group (a), (b), or (c) as well as methods and compositions containing these compounds useful for treatment of diseases that are characterized, at least in part, by excessive, abnormal, or inappropriate angiogenesis. These disease states, include but are not limited to, cancer, diabetic retinopathy, macular degeneration and rheumatoid arthritis. These compounds inhibit angiogenesis by inhibiting a tyrosine kinase receptor enzyme, specifically KDR, and binding to the KDR in an irreversible manner.
    Type: Application
    Filed: May 11, 2005
    Publication date: December 27, 2007
    Applicant: Wyeth
    Inventors: Middleton Floyd Jr, Thomas Nittoli, Allan Wissner, Russell Dushin, Ramaswamy Nilakantan, Charles Ingalls, Heidi Fraser, Bernard Johnson
  • Publication number: 20070287738
    Abstract: The present teachings provide compounds of formula I and their pharmaceutically acceptable salts, hydrates, and esters, wherein R1, R2, and X are as defined herein. The present teachings also provide methods of making the compounds of formula I, and methods of treating autoimmune and inflammatory diseases by administering a therapeutically effective amount of a compound or compounds of formula I to a mammal including a human.
    Type: Application
    Filed: June 13, 2007
    Publication date: December 13, 2007
    Inventors: Derek Cecil Cole, Magda Asselin, Diane Harris Boschelli, Allan Wissner, Yanong Daniel Wang, Amarnauth Shastrie Prashad, Russell Dushin
  • Publication number: 20070287708
    Abstract: The present teachings provide compounds of formula I and their pharmaceutically acceptable salts, hydrates, and esters, wherein R1, R2, and X are as defined herein. The present teachings also provide methods of making the compounds of formula I, and methods of treating autoimmune and inflammatory diseases by administering a therapeutically effective amount of a compound or compounds of formula I to a mammal including a human.
    Type: Application
    Filed: June 13, 2007
    Publication date: December 13, 2007
    Inventors: Derek Cole, Diane Boschelli, Yanong Wang, Magda Asselin, Diane Joseph-McCarthy, Amarnauth Prashad, Allan Wissner, Russell Dushin, Biqi Wu, Lawrence Tumey, Chuan Niu, Joan Chen
  • Patent number: 6555561
    Abstract: This invention provides compounds of formula I having the structure Wherein substitutions at X, G, R1, R2, R3, R4, R5 are set forth in the specification.
    Type: Grant
    Filed: March 15, 2002
    Date of Patent: April 29, 2003
    Assignee: Wyeth
    Inventors: Jonathan Bloom, Martin DiGrandi, Russell Dushin, Stanley Lang, Bryan O'Hara
  • Publication number: 20030036653
    Abstract: Compounds of the formula 1
    Type: Application
    Filed: March 15, 2002
    Publication date: February 20, 2003
    Applicant: American Home Products Corporation
    Inventors: Jonathan Bloom, Martin DiGrandi, Russell Dushin, Stanley Lang, Bryan O'Hara
  • Patent number: 6462055
    Abstract: Compounds having the formula: wherein R1-R5 are independently selected from hydrogen, alkyl of 1 to 6 carbon atoms, alkenyl of 2 to 6 carbon atoms, alkynyl of 2 to 6 carbon atoms, perhaloalkyl of 1 to 6 carbon atoms, cycloalkyl of 3 to 10 carbon atoms, heterocycloalkyl of 3 to 10 carbon members, aryl, heteroaryl, halogen, —CN, —NO2, —CO2R6, —COR6, —OR6, —SR6, —SOR6, —SO2R6, —CONR7R8, —NR6N(R7R8), —N(R7R8) or W-Y-(CH2)n-Z provided that at least one of R1-R5 is not hydrogen; or R1 and R2 or R3 and R4, taken together form a 3 to 7 membered heterocycloalkyl or 3 to 7 membered heteroaryl; R6 and R7 are independently hydrogen, alkyl of 1 to 6 carbon atoms, perhaloalkyl of 1 to 6 carbon atoms, or aryl; R8 is hydrogen, alkyl of 1 to 6 carbon atoms, perhaloalkyl of 1 to 6 carbon atoms, cycloalkyl of 3 to 10 carbon atoms, heterocycloalkyl of 3 to 10 members, aryl or heteroaryl, or R7 and R8, taken together may form a 3 to 7 membered
    Type: Grant
    Filed: April 30, 2001
    Date of Patent: October 8, 2002
    Assignee: Wyeth
    Inventors: Jonathan Bloom, Kevin Curran, Martin DiGrandi, Russell Dushin, Stanley Lang, Emily Norton, Adma Ross, Bryan O'Hara
  • Patent number: 6426355
    Abstract: Compounds having the formula: wherein R1-R5, X and G are described herein and which are useful in the treatment of diseases associated with herpes viruses including human cytomegalovirus, herpes simplex viruses, Epstein-Barr virus, varicella-zoster virus, human herpesviruses-6 and -7, and Kaposi herpesvirus.
    Type: Grant
    Filed: September 27, 2000
    Date of Patent: July 30, 2002
    Assignee: American Home Products
    Inventors: Jonathan Bloom, Kevin Curran, Martin DiGrandi, Russell Dushin, Thomas Jones, Stanley Lang, Adma Ross, Eugene A. Terefenko, Bryan O'Hara
  • Patent number: 6410571
    Abstract: Compounds of the formula: wherein the substituents are defined herein which are useful in the treatment of diseases associated with herpes viruses including human cytomegalovirus, herpes simplex viruses, Epstein-Barr virus, varicella-zoster virus, human herpesviruses-6 and -7, and Kaposi herpesvirus.
    Type: Grant
    Filed: December 29, 2000
    Date of Patent: June 25, 2002
    Assignee: American Home Products Corporation
    Inventors: Jonathan Bloom, Kevin Curran, Martin DiGrandi, Russell Dushin, Thomas Jones, Stanley Lang, Adma Ross, Eugene A. Terefenko, Bryan O'Hara
  • Patent number: 6407249
    Abstract: Compounds of the formula: wherein R1-R5 are independently selected from hydrogen, alkyl of 1 to 6 carbon atoms, alkenyl of 2 to 6 carbon atoms, alkynyl of 2 to 6 carbon atoms, perhaloalkyl of 1 to 6 carbon atoms, cycloalkyl of 3 to 10 carbon atoms, heterocycloalkyl of 3 to 10 carbon members, aryl, heteroaryl, halogen, —CN, —NO2, —CO2R6, —COR6, —OR6, —SR6, —SOR6, —SO2R6, —CONR7R8, —NR6N(R7R8), —N(R7R8) or W—Y—(CH2)n—Z provided that at least one of R1-R5 is not hydrogen; or R2 and R3 or R3 and R4, taken together form a 3 to 7 membered heterocycloalkyl or 3 to 7 membered heteroaryl; R6 and R7 are independently hydrogen, alkyl of 1 to 6 carbon atoms, perhaloalkyl of 1 to 6 carbon atoms, or aryl; R8 is hydrogen, alkyl of 1 to 6 carbon atoms, perhaloalkyl of 1 to 6 carbon atoms, cycloalkyl of 3 to 10 carbon atoms, heterocycloalkyl of 3 to 10 members, aryl or heteroaryl, or R7 and R8, taken together may form a 3
    Type: Grant
    Filed: December 29, 2000
    Date of Patent: June 18, 2002
    Assignee: American Home Products Corporation
    Inventors: Jonathan Bloom, Kevin Curran, Martin DiGrandi, Russell Dushin, Thomas Jones, Stanley Lang, Adma Ross, Eugene A. Terefenko, Bryan O'Hara