Patents by Inventor Jens Altrichter

Jens Altrichter 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: 20230225939
    Abstract: The present invention, inter alia, relates to a closed sterilized container comprising at least one carrier which is a stabilizer; and at least one biomolecule reversibly attached to the carrier, wherein said carrier partially or completely covers the attached biomolecules and wherein said at least one carrier is selected from the group consisting of (poly)peptides such as dipeptides or tripeptides, amino acids, polyalcohols, polyethyleneglycols, ionic liquids, compatible solutes, saponins and a mixture thereof. The invention also relates to methods for producing sterilized containers according to the invention and uses thereof.
    Type: Application
    Filed: January 18, 2023
    Publication date: July 20, 2023
    Applicant: Leukocare AG
    Inventors: Jens Altrichter, Anja Breuer, Nicole Schaath, Julia Quathamer
  • Publication number: 20230165793
    Abstract: The present invention relates to a method of producing low viscous and highly concentrated biopharmaceutical drug products comprising a biomolecule of interest, the method comprising: (a) a first phase of preparing a drug substance of the biomolecule of interest, said first phase comprising at least one processing step selected from (a1) harvesting, (a2) purification, (a3) re-buffering, and (a4) enrichment, wherein said at least one processing step in this first phase is carried out in the presence of a composition comprising at least three amino acids, wherein the combination of said at least three amino acids provides at least one positively charged functional group, at least one anti-oxidative functional group, at least one osmolytic function, and at least one buffering function, and (b) a second phase of further processing the drug substance prepared in (a) to obtain a low viscous and highly concentrated biopharmaceutical drug product, said second phase comprising at least one processing step selected fro
    Type: Application
    Filed: November 21, 2022
    Publication date: June 1, 2023
    Applicant: Leukocare AG
    Inventors: Martin Scholz, Kristina Kemter, Jens Altrichter, Thomas Kriehuber
  • Patent number: 11564865
    Abstract: The present invention, inter alia, relates to a closed sterilized container comprising at least one carrier which is a stabilizer; and at least one biomolecule reversibly attached to the carrier, wherein said carrier partially or completely covers the attached biomolecules and wherein said at least one carrier is selected from the group consisting of (poly)peptides such as dipeptides or tripeptides, amino acids, polyalcohols, polyethyleneglycols, ionic liquids, compatible solutes, saponins and a mixture thereof. The invention also relates to methods for producing sterilized containers according to the invention and uses thereof.
    Type: Grant
    Filed: January 16, 2014
    Date of Patent: January 31, 2023
    Assignee: Leukocare AG
    Inventors: Jens Altrichter, Anja Breuer, Nicole Schaath, Julia Quathamer
  • Patent number: 11510871
    Abstract: The present invention relates to a method of producing low viscous and highly concentrated biopharmaceutical drug products comprising a biomolecule of interest, the method comprising: (a) a first phase of preparing a drug substance of the biomolecule of interest, said first phase comprising at least one processing step selected from (a1) harvesting, (a2) purification, (a3) re-buffering, and (a4) enrichment, wherein said at least one processing step in this first phase is carried out in the presence of a composition comprising at least three amino acids, wherein the combination of said at least three amino acids provides at least one positively charged functional group, at least one anti-oxidative functional group, at least one osmolytic function, and at least one buffering function, and (b) a second phase of further processing the drug substance prepared in (a) to obtain a low viscous and highly concentrated biopharmaceutical drug product, said second phase comprising at least one processing step selected fro
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: November 29, 2022
    Assignee: Leukocare AG
    Inventors: Martin Scholz, Kristina Kemter, Jens Altrichter, Thomas Kriehuber
  • Publication number: 20220325250
    Abstract: The present invention relates to a method for preparing a composition comprising a viral vector, the method comprising the steps of a) providing viral vectors, (b) providing a solution comprising at least one sugar and at least three different excipients selected from hydrophilic and amphiphilic excipients, wherein the excipients are characterized by polar, aliphatic, aromatic, negatively charged, and/or positively charged functional groups, and wherein the solution is free or substantially free of Mg2+ or of any divalent cations and/or salts thereof; and (c) mixing the replication deficient viral vectors of step (a) with the solution of step (b). Furthermore, the invention relates to a composition obtained or obtainable by the method of the invention, and to a composition comprising a viral vector and the solution of step (b).
    Type: Application
    Filed: August 14, 2020
    Publication date: October 13, 2022
    Applicant: Leukocare AG
    Inventors: Eva Reinauer, Kristina Kemter, Jens Altrichter
  • Patent number: 11185827
    Abstract: A surface-modified filter membrane for filtering blood, in particular for separating blood plasma and blood serum, and a method for the production thereof, a filter provided therewith and the use thereof.
    Type: Grant
    Filed: July 16, 2018
    Date of Patent: November 30, 2021
    Assignee: BOEHRINGER INGELHEIM VETMEDICA GMBH
    Inventors: Christoph Weber, Heinz Schoeder, Jens Altrichter, Roland Kirchner, Stefan Margraf, Michael Scholl
  • Patent number: 11060068
    Abstract: The present invention relates to a method for stabilising viruses or bacteria, the method comprising embedding the viruses or bacteria in an aqueous solution, wherein the solution comprises: (i) at least three different amino acids; or (ii) at least one dipeptide or tripeptide and wherein the solution is free or substantially free of sugar(s), silanes and protein(s).
    Type: Grant
    Filed: June 28, 2012
    Date of Patent: July 13, 2021
    Assignee: Leukocare AG
    Inventors: Martin Scholz, Jens Altrichter, Kristina Kemter
  • Patent number: 10588957
    Abstract: The present invention relates to a method for producing stabilised vaccines, the method comprising: (a) mixing antigens with a solution comprising: (i) chitosan; (ii) at least three different amino acids and/or at least one dipeptide or tripeptide; and (iii) a sugar; and (b) drying the mixture obtained in (a).
    Type: Grant
    Filed: October 24, 2014
    Date of Patent: March 17, 2020
    Assignee: LEUKOCARE AG
    Inventors: Martin Scholz, Jens Altrichter, Kristina Kemter, Regina Scherliess, Hartwig Steckel
  • Publication number: 20200002673
    Abstract: A method for preparing a leukocyte preparation from a leukocyte fraction and a correspondingly prepared or obtainable leukocyte preparation and its use. The methods include: a) sedimenting the leukocyte fraction removing leukocyte supernatant from the sediment, wherein the leukocyte supernatant is collected or remains in a leukocyte container, b) sedimenting the leukocytes in the leukocyte container, c) washing the sediment in the leukocyte container with a saline solution, and d) resuspending the sediment in the leukocyte container in a storage solution.
    Type: Application
    Filed: July 9, 2019
    Publication date: January 2, 2020
    Applicants: ARTCLINE GMBH, FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
    Inventors: Jens Altrichter, Steffen Mitzner, Antje Schwarz, Kathleen Selleng, Fanny Doss, Stephanie Koch
  • Patent number: 10421776
    Abstract: The present invention relates to a method for preventing the unfolding of a (poly)peptide during drying and/or inducing the (re-)folding of a (poly)peptide after drying, comprising the step of embedding the (poly)peptide in an aqueous solution, wherein the solution comprises (i) at least three different amino acids; or (ii) at least one dipeptide or tripeptide; and wherein the solution is free or substantially free of (a) sugar; and (b-i) protein; and/or (b-ii) denaturing compounds; and (c) silanes.
    Type: Grant
    Filed: January 13, 2016
    Date of Patent: September 24, 2019
    Assignee: Leukocare AG
    Inventors: Martin Scholz, Jens Altrichter, Kristina Kemter
  • Publication number: 20190256551
    Abstract: The present invention relates to a method of producing a liquid biopharmaceutical drug product, comprising a biomolecule of interest, the method comprising: (a) a first phase of preparing a drug substance of the biomolecule of interest, said first phase comprising at least one processing step selected from (a1) harvesting, (a2) purification, (a3) re-buffering, and (a4) enrichment, wherein said at least one processing step in this first phase is carried out in the presence of a composition comprising at least three amino acids, wherein the combination of said at least three amino acids provides at least one positively charged functional group, at least one anti-oxidative functional group, at least one osmolytic function, and at least one buffering function, and (b) a second phase of further processing the drug substance prepared in (a) to obtain a liquid biopharmaceutical drug product, said second phase comprising at least one processing step selected from (b1) re-buffering, (b2) freezing, (b3) thawing, and (b
    Type: Application
    Filed: September 15, 2017
    Publication date: August 22, 2019
    Applicant: Leukocare AG
    Inventors: Kristina Kemter, Martin Scholz, Jens Altrichter, Thomas Kriehuber
  • Patent number: 10377987
    Abstract: A method for preparing a leukocyte preparation from a leukocyte fraction and a correspondingly prepared or obtainable leukocyte preparation and its use. The method includes: a) sedimenting the leukocyte fraction removing leukocyte supernatant from the sediment, wherein the leukocyte supernatant is collected or remains in a leukocyte container, b) sedimenting the leukocytes in the leukocyte container, c) washing the sediment in the leukocyte container with a saline solution, and d) resuspending the sediment in the leukocyte container in a storage solution.
    Type: Grant
    Filed: December 8, 2014
    Date of Patent: August 13, 2019
    Assignees: Artcline GmbH, Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V.
    Inventors: Jens Altrichter, Steffen Mitzner, Antje Lübcke, Kathleen Selleng, Fanny Doss, Stephanie Koch
  • Publication number: 20190216925
    Abstract: The present invention relates to a method of producing a biopharmaceutical drug product comprising a biomolecule of interest, the method comprising: (a) a first phase of preparing a drug substance of the biomolecule of interest, said first phase comprising at least one processing step selected from (a1) harvesting, (a2) purification, (a3) re-buffering, and (a4) enrichment, wherein said at least one processing step in this first phase is carried out in the presence of a composition comprising at least three amino acids, wherein the combination of said at least three amino acids provides at least one positively charged functional group, at least one anti-oxidative functional group, at least one osmolytic function, and at least one buffering function, and (b) a second phase of further processing the drug substance prepared in (a) to obtain a biopharmaceutical drug product, said second phase comprising at least one processing step selected from (b1) re-buffering, (b2) freezing, (b3) thawing, and (b4) filling; whe
    Type: Application
    Filed: September 15, 2017
    Publication date: July 18, 2019
    Applicant: Leukocare AG
    Inventors: Martin Scholz, Kristina Kemter, Jens Altrichter, Thomas Kriehuber
  • Publication number: 20190216734
    Abstract: The present invention relates to a method of producing low viscous and highly concentrated biopharmaceutical drug products comprising a biomolecule of interest, the method comprising: (a) a first phase of preparing a drug substance of the biomolecule of interest, said first phase comprising at least one processing step selected from (a1) harvesting, (a2) purification, (a3) re-buffering, and (a4) enrichment, wherein said at least one processing step in this first phase is carried out in the presence of a composition comprising at least three amino acids, wherein the combination of said at least three amino acids provides at least one positively charged functional group, at least one anti-oxidative functional group, at least one osmolytic function, and at least one buffering function, and (b) a second phase of further processing the drug substance prepared in (a) to obtain a low viscous and highly concentrated biopharmaceutical drug product, said second phase comprising at least one processing step selected fro
    Type: Application
    Filed: September 15, 2017
    Publication date: July 18, 2019
    Applicant: Leukocare AG
    Inventors: Martin Scholz, Kristina Kemter, Jens Altrichter, Thomas Kriehuber
  • Publication number: 20190015790
    Abstract: A surface-modified filter membrane for filtering blood, in particular for separating blood plasma and blood serum, and a method for the production thereof, a filter provided therewith and the use thereof.
    Type: Application
    Filed: July 16, 2018
    Publication date: January 17, 2019
    Applicant: Boehringer Ingelheim Vetmedica GmbH
    Inventors: Christoph Weber, Heinz Ulrich Gerhard Schoeder, Jens Altrichter, Roland Kirchner, Stefan Margraf, Michael Scholl
  • Publication number: 20180339036
    Abstract: The present invention relates to a method for producing stabilised vaccines, the method comprising: (a) mixing antigens with a solution comprising: (i) chitosan; (ii) at least three different amino acids and/or at least one dipeptide or tripeptide; and (iii) a sugar; and (b) drying the mixture obtained in (a).
    Type: Application
    Filed: October 24, 2014
    Publication date: November 29, 2018
    Inventors: Martin Scholz, Jens Altrichter, Kristina Kemter, Regina Scherliess, Hartwig Steckel
  • Publication number: 20180204137
    Abstract: The present invention relates to the use of a composition comprising (a) at least three different amino acids, (b) at least two different amino acids and a saponin or (c) at least one dipeptide or tripeptide for stabilizing biomolecules immobilized on a solid carrier. The invention furthermore relates to a method for producing stabilized biomolecules, comprising embedding the biomolecules in the compositions according to the invention and a method of producing a solid carrier having biomolecules attached thereto. The invention furthermore relates to a solid carrier producible or produced by the method of the invention and a method of diagnosing a disease using the carrier of the invention.
    Type: Application
    Filed: October 18, 2017
    Publication date: July 19, 2018
    Inventors: Stefan Margraf, Anja Breuer, Martin Scholz, Jens Altrichter
  • Patent number: 9797895
    Abstract: The present invention relates to the use of a composition comprising (a) at least three different amino acids, (b) at least two different amino acids and a saponin or (c) at least one dipeptide or tripeptide for stabilizing biomolecules immobilized on a solid carrier. The invention furthermore relates to a method for producing stabilized biomolecules, comprising embedding the biomolecules in the composition according to the invention and a method of producing a solid carrier having biomolecules attached thereto. The invention furthermore relates to a solid carrier producible or produced by the method of the invention and a method of diagnosing a disease using the carrier of the invention.
    Type: Grant
    Filed: March 31, 2010
    Date of Patent: October 24, 2017
    Assignee: Leukocare AG
    Inventors: Stefan Margraf, Anja Breuer, Martin Scholz, Jens Altrichter
  • Publication number: 20160215015
    Abstract: The present invention relates to a method for preventing the unfolding of a (poly)peptide during drying and/or inducing the (re-)folding of a (poly)peptide after drying, comprising the step of embedding the (poly)peptide in an aqueous solution, wherein the solution comprises (i) at least three different amino acids; or (ii) at least one dipeptide or tripeptide; and wherein the solution is free or substantially free of (a) sugar; and (b-i) protein; and/or (b-ii) denaturing compounds; and (c) silanes.
    Type: Application
    Filed: January 13, 2016
    Publication date: July 28, 2016
    Inventors: Martin Scholz, Jens Altrichter, Kristina Kemter
  • Patent number: 9321848
    Abstract: The present invention relates to a method for preventing the unfolding of a (poly)peptide during drying and/or inducing the (re-)folding of a (poly)peptide after drying, comprising the step of embedding the (poly)peptide in an aqueous solution, wherein the solution comprises (i) at least three different amino acids; or (ii) at least one dipeptide or tripeptide; and wherein the solution is free or substantially free of (a) sugar; and (b-i) protein; and/or (b-ii) denaturing compounds; and (c) silanes.
    Type: Grant
    Filed: June 28, 2012
    Date of Patent: April 26, 2016
    Assignee: LEUKOCARE AG
    Inventors: Martin Scholz, Jens Altrichter, Kristina Kemter