Patents by Inventor Samuel Weisbrod

Samuel Weisbrod 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: 20240075150
    Abstract: The present invention relates to conjugates comprising reversible linkers and pharmaceutically acceptable salts thereof, pharmaceutical compositions comprising said conjugates and the use of said conjugates as medicaments.
    Type: Application
    Filed: February 3, 2023
    Publication date: March 7, 2024
    Inventors: Samuel WEISBROD, Roxana LEMNARU
  • Patent number: 11896671
    Abstract: The present invention relates to reagents comprising a substituted acyl borate or a substituted hydroxylamine, to a method of synthesizing a carrier-linked prodrug using said reagents and to carrier-linked prodrugs obtainable by said method.
    Type: Grant
    Filed: July 12, 2017
    Date of Patent: February 13, 2024
    Assignee: ASCENDIS PHARMA A/S
    Inventors: Nicola Bisek, Samuel Weisbrod, Kornelia Bigott
  • Publication number: 20230414770
    Abstract: The present invention relates to hydrogel prodrug compositions comprising cross-linked hyaluronic acid (HA), or a derivative or a salt thereof, wherein the cross-linker system comprises a biodegradable spacer, wherein the cross-linked HA comprises a conjugated drug-linker, and wherein the linker is capable of releasing the drug under physiological conditions. The present invention further relates to methods for preparing the hydrogel prodrug compositions. The present invention further relates to methods for treating an ocular condition using the hydrogel compositions.
    Type: Application
    Filed: March 27, 2023
    Publication date: December 28, 2023
    Inventors: Sebastian STARK, Thomas KNAPPE, Harald RAU, Nicola BISEK, Burkhardt LAUFER, Samuel WEISBROD, Tobias VOIGT
  • Patent number: 11642415
    Abstract: The present invention relates to hydrogel prodrug compositions comprising cross-linked hyaluronic acid (HA), or a derivative or a salt thereof, wherein the cross-linker system comprises a biodegradable spacer, wherein the cross-linked HA comprises a conjugated drug-linker, and wherein the linker is capable of releasing the drug under physiological conditions. The present invention further relates to methods for preparing the hydrogel prodrug compositions. The present invention further relates to methods for treating an ocular condition using the hydrogel compositions.
    Type: Grant
    Filed: September 19, 2019
    Date of Patent: May 9, 2023
    Assignee: Ascendis Pharma A/S
    Inventors: Sebastian Stark, Thomas Knappe, Harald Rau, Nicola Bisek, Burkhardt Laufer, Samuel Weisbrod, Tobias Voigt
  • Publication number: 20230110994
    Abstract: The present invention relates to conjugates and pharmaceutically acceptable salts thereof, reagents, intermediates, methods for the synthesis of said conjugates, pharmaceutical compositions comprising said conjugates and the use of said conjugates.
    Type: Application
    Filed: December 30, 2020
    Publication date: April 13, 2023
    Inventor: Samuel WEISBROD
  • Publication number: 20230116809
    Abstract: The present invention relates to pharmaceutical compositions comprising hydrogel-linked prodrug for use in the treatment, prevention and/or diagnosis a condition of the eye and ophthalmic devices comprising said pharmaceutical compositions.
    Type: Application
    Filed: October 3, 2022
    Publication date: April 13, 2023
    Inventors: Thomas KNAPPE, Burkhardt Laufer, Harald Rau, Kennett Sprogøe, Tobias Voigt, Samuel Weisbrod
  • Publication number: 20230102309
    Abstract: The present invention relates to a tyrosine kinase inhibitor (“TKI”) conjugate or a pharmaceutically acceptable salt thereof, wherein said conjugate comprises a plurality of TKI moieties -D covalently conjugated via at least one moiety -L1-L2- to a polymeric moiety Z, wherein -L1- is covalently and reversibly conjugated to -D and -L2- is covalently conjugated to Z and wherein -L1- is a linker moiety and -L2- is a chemical bond or a spacer moiety; and to related aspects.
    Type: Application
    Filed: June 19, 2020
    Publication date: March 30, 2023
    Inventors: Nicola BISEK, Samuel WEISBROD
  • Publication number: 20230065814
    Abstract: The present invention relates to conjugates of ?-electron-pair-donating heteroaromatic nitrogen-comprising drugs and pharmaceutically acceptable salts thereof, pharmaceutical compositions comprising said conjugates and the use of said conjugates as medicaments.
    Type: Application
    Filed: June 19, 2020
    Publication date: March 2, 2023
    Inventors: Nicola BISEK, Samuel WEISBROD
  • Publication number: 20220305129
    Abstract: The present invention relates to conjugates of ?-electron-pair-donating heteroaromatic nitrogen-comprising drugs and pharmaceutically acceptable salts thereof, pharmaceutical compositions comprising said conjugates and the use of said conjugates as medicaments.
    Type: Application
    Filed: June 19, 2020
    Publication date: September 29, 2022
    Inventors: Nicola BISEK, Samuel WEISBROD
  • Publication number: 20220304993
    Abstract: The present invention relates to conjugates of an electron-donating heteroaromatic nitrogen or tertiary amine comprising drugs and pharmaceutically acceptable salts thereof, pharmaceutical compositions comprising said conjugates and the use of said conjugates as medicaments.
    Type: Application
    Filed: June 19, 2020
    Publication date: September 29, 2022
    Inventors: Nicola BISEK, Samuel WEISBROD
  • Patent number: 11298427
    Abstract: The present invention relates to novel prodrugs of primary or secondary amine-comprising biologically active moieties and pharmaceutically acceptable salts thereof, prodrug reagents, pharmaceutical compositions comprising said prodrugs and the use of prodrugs.
    Type: Grant
    Filed: May 25, 2016
    Date of Patent: April 12, 2022
    Assignees: Ascendis Pharma A/S, Ascendis Pharma Inc.
    Inventors: Harald Rau, Nicola Bisek, Samuel Weisbrod
  • Publication number: 20220062273
    Abstract: The present invention relates to a conjugate or its pharmaceutically acceptable salt, wherein said conjugate is water-in-soluble and comprises a carrier moiety Z to which one or more moieties -L2-L1-D are conjugated, wherein each -L2- is individually a chemical bond or a spacer moiety; each -L1- is individually a linker moiety to which -D is reversibly and covalently conjugated; and each -D is individually a pattern recognition receptor agonist. It further relates to pharmaceutical compositions comprising such conjugate and to their use in the treatment of cell-proliferation disorders; and to related aspects.
    Type: Application
    Filed: January 3, 2020
    Publication date: March 3, 2022
    Applicant: Ascendis Pharma Oncology Division A/S
    Inventors: Kennett SPROGØE, Yang YANG-MALTEN, Torben LESSMANN, Nicola BISEK, Samuel WEISBROD, Sebastian STARK, Tobias VOIGT
  • Publication number: 20220054478
    Abstract: The present invention relates to a water-insoluble controlled-release pattern recognition receptor agonist (“PRRA”) for use in the treatment of a cell-proliferation disorder, wherein the water-insoluble controlled-release PRRA is administered by intra-tissue administration, and wherein the protein levels of at least one cytokine selected from the group consisting of IL-6, CCL2 and EL-10 in plasma has a more than 10-fold lower maximum protein level within 24 hours compared to an equivalent molar dose of the corresponding free PRRA upon intra/tissue administration; and to related aspects.
    Type: Application
    Filed: January 3, 2020
    Publication date: February 24, 2022
    Inventors: David B. ROSEN, Luis ZUNIGA, Juha PUNNONEN, Lars HOLTEN-ANDERSEN, Kennett SPROGØE, Yang YANG-MALTEN, Torben LESSMANN, Nicola BISEK, Samuel WEISBROD, Sebastian STARK, Tobias VOIGT
  • Publication number: 20220054477
    Abstract: The present invention relates to a water-insoluble controlled-release pattern recognition receptor agonist (“PRRA”) or its pharmaceutically acceptable salt or a pharmaceutical composition comprising such water-insoluble controlled-release PRRA or its pharmaceutical acceptable salt for use in the treatment of a cell-proliferation disorder, wherein the water-insoluble controlled-release PRRA, its pharmaceutically acceptable salt or the pharmaceutical composition is administered by intra-tissue administration, and wherein such intra-tissue administration results in local inflammation; and to related aspects.
    Type: Application
    Filed: January 3, 2020
    Publication date: February 24, 2022
    Inventors: David B. ROSEN, Luis ZUNIGA, Juha PUNNONEN, Lars HOLTEN-ANDERSEN, Kennett SPROGØE, Yang YANG-MALTEN, Torben LESSMANN, Nicola BISEK, Samuel WEISBROD, Sebastian STARK, Tobias VOIGT
  • Publication number: 20220054476
    Abstract: The present invention relates to a water-insoluble controlled-release pattern recognition receptor agonist (“PRRA”) or its pharmaceutically acceptable salt or a pharmaceutical composition comprising such water-insoluble controlled-release PRRA or its pharmaceutical acceptable salt for use in the treatment of a cell-proliferation disorder, wherein the water-insoluble controlled-release PRRA, its pharmaceutically acceptable salt or the pharmaceutical composition is administered by intra-tissue administration, and wherein at least 25% of the amount of PRRA remains local in such tissue 3 days after administration; and to related aspects.
    Type: Application
    Filed: January 3, 2020
    Publication date: February 24, 2022
    Inventors: David B. ROSEN, Luis ZUNIGA, Juha PUNNONEN, Lars HOLTEN-ANDERSEN, Kennett SPROGØE, Yang YANG-MALTEN, Torben LESSMANN, Nicola BISEK, Samuel WEISBROD, Sebastian STARK, Tobias VOIGT
  • Publication number: 20210369848
    Abstract: The present invention relates to reagents comprising a substituted acyl borate or a substituted hydroxylamine, to a method of synthesizing a carrier-linked prodrug using said reagents and to carrier-linked prodrugs obtainable by said method.
    Type: Application
    Filed: July 12, 2017
    Publication date: December 2, 2021
    Applicant: Ascendls Pharma A/S
    Inventors: Nicola Bisek, Samuel Weisbrod, Kornelia Bigott
  • Publication number: 20200222547
    Abstract: The present invention relates to hydrogel prodrug compositions comprising cross-linked hyaluronic acid (HA), or a derivative or a salt thereof, wherein the cross-linker system comprises a biodegradable spacer, wherein the cross-linked HA comprises a conjugated drug-linker, and wherein the linker is capable of releasing the drug under physiological conditions. The present invention further relates to methods for preparing the hydrogel prodrug compositions. The present invention further relates to methods for treating an ocular condition using the hydrogel compositions.
    Type: Application
    Filed: September 19, 2019
    Publication date: July 16, 2020
    Applicant: Genentech, Inc.
    Inventors: Sebastian STARK, Thomas KNAPPE, Harald RAU, Nicola BISEK, Burkhardt LAUFER, Samuel WEISBROD, Tobias VOIGT, Germaine FUH, Patrick KOENIG, Chingwei Vivian LEE, Daniela BUMBACA YADAV
  • Patent number: 10519226
    Abstract: The present invention relates to a pharmaceutical composition comprising one or more pharmaceutically acceptable excipient(s) and a VEGF neutralizing prodrug, which comprises a VEGF neutralizing biologically active moiety, for use in a method for the treatment of one or more ocular conditions.
    Type: Grant
    Filed: October 8, 2013
    Date of Patent: December 31, 2019
    Assignee: Ascendis Pharma Opthalmology Division A/S
    Inventors: Harald Rau, Thomas Knappe, Burkhardt Laufer, Romy Reimann, Samuel Weisbrod, Kennett Sprogøe, Nicola Bisek, Sebastian Stark, Tobias Voigt
  • Publication number: 20190216940
    Abstract: The present invention relates to novel prodrugs of primary or secondary amine-comprising biologically active moieties and pharmaceutically acceptable salts thereof, prodrug reagents, pharmaceutical compositions comprising said prodrugs and the use of prodrugs.
    Type: Application
    Filed: May 25, 2016
    Publication date: July 18, 2019
    Applicants: Ascendis Pharma A/S, Ascendis Pharma Inc.
    Inventors: Harald Rau, Nicola Bisek, Samuel Weisbrod
  • Publication number: 20180312582
    Abstract: The present invention relates to compounds comprising a protecting group moiety-tag moiety conjugate, a method of purification and monoconjugates obtained from such method of purification.
    Type: Application
    Filed: July 3, 2018
    Publication date: November 1, 2018
    Applicant: Ascendis Pharma A/S
    Inventors: Harald Rau, Nicola Bisek, Thomas Knappe, Romy Reimann, Sebastian Stark, Samuel Weisbrod