Patents Assigned to Bolt Biotherapeutics, Inc.
  • Publication number: 20220226492
    Abstract: The invention provides an immunoconjugate of formula (I) or (II). Antibody-adjuvant immunoconjugates of the invention, comprising an antibody construct that has an antigen binding domain that binds human epidermal growth factor receptor 2 (“HER2”) linked to one or more adjuvants, demonstrate superior pharmacological properties over conventional antibody conjugates. The invention further provides compositions comprising and methods of treating cancer with the immunoconjugate.
    Type: Application
    Filed: March 13, 2020
    Publication date: July 21, 2022
    Applicants: Bolt Biotherapeutics, Inc., The Board of Trustees of The Leland Stanford Junior University
    Inventors: Shelley Erin Ackerman, Michael N. Alonso, David Dornan, Romas Kudirka, Arthur Lee, Brian Safina, Matthew Zhou, Edgar George Engleman
  • Publication number: 20220226491
    Abstract: The invention provides an immunoconjugate of formula (I) or (II). Antibody-adjuvant immunoconjugates of the invention, comprising an antibody construct that has an antigen binding domain that binds programmed death-ligand 1 (PD-L1) linked to one or more adjuvants, demonstrate superior pharmacological properties over conventional antibody conjugates. The invention further provides compositions comprising and methods of treating cancer with the immunoconjugate.
    Type: Application
    Filed: March 13, 2020
    Publication date: July 21, 2022
    Applicants: Bolt Biotherapeutics, Inc., The Board of Trustees of The Leland Stanford Junior University
    Inventors: Shelley Erin Ackerman, Michael N. Alonso, David Dornan, Justin Kenkel, Romas Kudirka, Arthur Lee, Brian Safina, Matthew Zhou, Edgar George Engleman
  • Publication number: 20220195066
    Abstract: The invention provides immunoconjugates of Formula I comprising an anti-CEA antibody linked by conjugation to one or more 8-Het-2-aminobenzazepine derivatives. The invention also provides 8-Het-2-aminobenzazepine derivative intermediate compositions comprising a reactive functional group. Such intermediate compositions are suitable substrates for formation of the immunoconjugates through a linker or linking moiety. The invention further provides methods of treating cancer with the immunoconjugates.
    Type: Application
    Filed: December 9, 2021
    Publication date: June 23, 2022
    Applicant: BOLT BIOTHERAPEUTICS, INC.
    Inventors: Shelley Erin Ackerman, Michael N. Alonso, David Dornan, Marcin Kowanetz, Romas Kudirka, Arthur Lee, William Mallet, Brian Safina, Matthew Zhou
  • Publication number: 20220152215
    Abstract: The invention provides an immunoconjugate of formula (I) or (II) Antibody-adjuvant immunoconjugates of the invention, comprising an antibody construct that has an antigen binding domain that binds carcinoembryonic antigen (“CEA”) linked to one or more adjuvants, demonstrate superior pharmacological properties over conventional antibody conjugates. The invention further provides compositions comprising and methods of treating cancer with the immunoconjugate.
    Type: Application
    Filed: March 13, 2020
    Publication date: May 19, 2022
    Applicants: Bolt Biotherapeutics, Inc., The Board of Trustees of The Leland Stanford Junior University
    Inventors: Shelley Erin Ackerman, Michael N. Alonso, David Dornan, Marcin Kowanetz, Romas Kudirka, Arthur Lee, William Mallet, Brian Safina, Matthew Zhou, Edgar George Engleman
  • Publication number: 20220153849
    Abstract: The invention relates to dendritic cell-associated C-type lectin 2 (Dectin-2) binding agents, nucleic acids comprising the inventive binding agents, vectors and cells comprising the inventive nucleic acids, and compositions thereof. The invention also relates to methods of providing the inventive binding agents, methods for treating a disease, disorder, or condition in a mammal, and methods of stimulating an antigen presenting cell.
    Type: Application
    Filed: February 3, 2022
    Publication date: May 19, 2022
    Applicant: Bolt Biotherapeutics, Inc.
    Inventors: Shelley Erin Ackerman, David Dornan, Karla A. Henning, Justin A. Kenkel
  • Publication number: 20220143012
    Abstract: The invention provides a macromolecule-supported compound of formula (I) or (II). Macromolecule-supported compounds of the invention, comprising macromolecular support linked to one or more TLR agonists, are recognized by TLRs (e.g., TLR7 and/or TLR8) with high affinity providing utility in therapeutics, diagnostics, and chemical assays. The invention further provides compositions comprising and methods of treating cancer with the macromolecule-supported compounds.
    Type: Application
    Filed: March 13, 2020
    Publication date: May 12, 2022
    Applicants: Bolt Biotherapeutics, Inc., The Board of Trustees of The Leland Stanford Junior University
    Inventors: Shelley Erin Ackerman, Michael N. Alonso, David Dornan, Justin Kenkel, Romas Kudirka, Arthur Lee, Brian Safina, Matthew Zhou, Edgar George Engleman
  • Publication number: 20220001022
    Abstract: The invention provides an immunoconjugate of formula: or pharmaceutically acceptable salt thereof, wherein subscript r is an integer from 1 to 10, subscript n is an integer from about 2 to about 25, and “Ab” is an antibody construct that has an antigen binding domain that binds HER2. The invention further provides compositions comprising and methods of treating cancer with the immunoconjugate.
    Type: Application
    Filed: September 2, 2021
    Publication date: January 6, 2022
    Applicants: Bolt Biotherapeutics, Inc., The Board of Trustees of The Leland Stanford Junior University
    Inventors: Shelley Erin Ackerman, Michael N. Alonso, David Y. Jackson, Arthur Lee, Edgar George Engleman
  • Publication number: 20210284750
    Abstract: A method for producing an immunoconjugate, the method comprising combining one or more compounds of Formula I and an antibody of Formula II, wherein Formula II is an antibody with one or more lysine residues, in an aqueous solution buffered at a pH of about 7.5 to about 9 until at least 33 mol % of the one or more compounds of Formula I is conjugated to the antibody of Formula II to provide the immunoconjugate of Formula III, wherein Adj is an adjuvant, Z is —CH2—, —C(O)NH—, —C(O)O—, or —C(O)—, L is a linker, E is an ester, and r is the average number of adjuvants attached to the antibody and is a positive number up to about 8, in a first buffered aqueous solution.
    Type: Application
    Filed: April 16, 2018
    Publication date: September 16, 2021
    Applicant: Bolt Biotherapeutics, Inc.
    Inventors: David Y. Jackson, Michael N. Alonso, Arthur Lee, Richard P. Laura
  • Patent number: 11110178
    Abstract: The invention provides an immunoconjugate comprising an antibody construct which includes an antigen binding domain and an Fc domain, an adjuvant moiety, and a linker, wherein each adjuvant moiety is covalently bonded to the antibody via the linker. Methods for treating cancer with the immunoconjugates of the invention are also described.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: September 7, 2021
    Assignees: The Board of Trustees of the Leland Standford Junior University, BOLT BIOTHERAPEUTICS, INC.
    Inventors: Michael Nathaniel Alonso, Edgar George Engleman, Shelley Erin Ackerman, Justin Kenkel, Arthur Lee, David Y. Jackson
  • Publication number: 20210187115
    Abstract: The invention provides an immunoconjugate of formula: (I), or pharmaceutically acceptable salt thereof, wherein subscript r is an integer from 1 to 10, subscript n is an integer from about 2 to about 50, “Adj” is an adjuvant moiety, and “Ab” is an antibody construct that has an antigen binding domain that binds EGFR. The invention also provides compositions comprising the immunoconjugate. The invention further provides methods of treating cancer with the immunoconjugate.
    Type: Application
    Filed: August 29, 2019
    Publication date: June 24, 2021
    Applicants: Bolt Biotherapeutics, Inc., The Board of Trustees of The Leland Stanford Junior University
    Inventors: Michael N. Alonso, Edgar George Engleman, David Y. Jackson, Arthur Lee, Shelley Erin Ackerman
  • Publication number: 20210154316
    Abstract: The invention provides an immunoconjugate comprising (a) an antibody construct comprising (i) an antigen binding domain and (ii) an Fc domain and (b) 1-8 adjuvant cores, wherein each adjuvant core is covalently bonded to the antibody construct via a linker, wherein each adjuvant core comprises a 2-amino nitrogen moiety with a pendant nitrogen atom and a point of attachment of the linker to the adjuvant core, and wherein the distance between the pendant nitrogen atom and the point of attachment of the linker is greater than about 5 ?. The invention also provides methods for treating cancer with the immunoconjugates.
    Type: Application
    Filed: May 17, 2019
    Publication date: May 27, 2021
    Applicants: Bolt Biotherapeutics, Inc., The Board of Trustees of the Leland Stanford Junior University
    Inventors: Michael N. Alonso, David Y. Jackson, Brian Safina, Shelley Erin Ackerman, Edgar George Engleman
  • Publication number: 20210128744
    Abstract: The invention provides immunoconjugates of Formula I comprising an antibody linked by conjugation to one or more thienoazepine derivatives. The invention also provides thienoazepine derivative intermediate compositions comprising a reactive functional group. Such intermediate compositions are suitable substrates for formation of the immunoconjugates through a linker or linking moiety. The invention further provides methods of treating cancer with the immunoconjugates.
    Type: Application
    Filed: October 23, 2020
    Publication date: May 6, 2021
    Applicant: BOLT BIOTHERAPEUTICS, INC.
    Inventors: Romas Kudirka, Brian Safina
  • Publication number: 20200390899
    Abstract: The invention provides immunoconjugates of Formula I or III comprising an antibody linked by conjugation to one or more aminobenzazepine derivatives. The invention also provides aminobenzazepine derivative intermediate compositions of Formula II comprising a reactive functional group. Such intermediate compositions are suitable substrates for formation of the immunoconjugates through a linker or linking moiety. The invention further provides methods of treating cancer with the immunoconjugates.
    Type: Application
    Filed: June 12, 2020
    Publication date: December 17, 2020
    Applicant: BOLT BIOTHERAPEUTICS, INC.
    Inventors: Shelley Erin Ackerman, Michael N. Alonso, Romas Kudirka, Arthur Lee, Brian Safina, Matthew Zhou
  • Patent number: 10675358
    Abstract: The invention provides an immunoconjugate comprising an antibody construct which includes an antigen binding domain and an Fc domain, an adjuvant moiety, and a linker, wherein each adjuvant moiety is covalently bonded to the antibody via the linker. Methods for treating cancer with the immunoconjugates of the invention are also described.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: June 9, 2020
    Assignees: The Board of Trustees of the Leland Stanford Junior University, Bolt Biotherapeutics, Inc.
    Inventors: Michael Nathaniel Alonso, Edgar George Engleman, Shelley Erin Ackerman, Justin Kenkel, Arthur Lee, David Y. Jackson
  • Publication number: 20200108151
    Abstract: The invention provides an immunoconjugate comprising an antibody construct which includes an antigen binding domain and an Fc domain, an adjuvant moiety, and a linker, wherein each adjuvant moiety is covalently bonded to the antibody via the linker which comprises an ethylene glycol group or glycine residue. Methods for treating cancer with the immunoconjugates of the invention are also described.
    Type: Application
    Filed: December 20, 2019
    Publication date: April 9, 2020
    Applicant: Bolt Biotherapeutics, Inc.
    Inventors: David Y. Jackson, Michael Nathaniel Alonso, Arthur Lee
  • Publication number: 20190015516
    Abstract: The invention provides an immunoconjugate comprising an antibody construct which includes an antigen binding domain and an Fc domain, an adjuvant moiety, and a linker, wherein each adjuvant moiety is covalently bonded to the antibody via the linker which comprises an ethylene glycol group or glycine residue. Methods for treating cancer with the immunoconjugates of the invention are also described.
    Type: Application
    Filed: September 12, 2018
    Publication date: January 17, 2019
    Applicant: Bolt Biotherapeutics, Inc.
    Inventors: David Y. Jackson, Michael Nathaniel Alonso, Arthur Lee