Patents by Inventor Stephen J. Klaus

Stephen J. Klaus 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).

  • Enhanced erythropoiesis and iron metabolism
    Patent number: 11680047
    Abstract: The present invention relates to methods and compounds for regulating or enhancing erythropoiesis and iron metabolism, and for treating or preventing iron deficiency and anemia of chronic disease.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: June 20, 2023
    Assignee: FibroGen, Inc.
    Inventors: Stephen J. Klaus, Al Y. Lin, Thomas B. Neff, Volkmar Guenzler-Pukall, Qingjian Wang, Lee A. Flippin, Michael P. Arend
  • Enhanced erythropoiesis and iron metabolism
    Patent number: 11680048
    Abstract: The present invention relates to methods and compounds for regulating or enhancing erthropoiesis and iron metabolism, and for treating or preventing iron deficiency and anemia of chronic disease.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: June 20, 2023
    Assignee: FibroGen, Inc.
    Inventors: Stephen J. Klaus, Christopher J. Molineaux, Thomas B. Neff, Volkmar Guenzler-Pukall, Robert C. Stephenson, Todd W. Seeley, Ingrid Langsetmo Parobok
  • METHODS FOR TREATING ANEMIA IN SUBJECTS HAVING KIDNEY FAILURE USING INHIBITORS OF HYPOXIA-INDUCIBLE FACTOR (HIF) HYDROXYLASE
    Publication number: 20210369702
    Abstract: The present invention provides methods for treating anemia in a subject having kidney failure by administering a compound that inhibits hypoxia-inducible factor (HIF) prolyl hydroxylase.
    Type: Application
    Filed: August 5, 2021
    Publication date: December 2, 2021
    Applicant: FibroGen, Inc.
    Inventors: Stephen J. KLAUS, Al Y. LIN, Thomas B. NEFF, Qingjian WANG, Volkmar GUENZLER-PUKALL, Lee A. FLIPPIN, Michael P. AREND, Alex MELEKHOV
  • ENHANCED ERYTHROPOIESIS AND IRON METABOLISM
    Publication number: 20210114987
    Abstract: The present invention relates to methods and compounds for regulating or enhancing erthropoiesis and iron metabolism, and for treating or preventing iron deficiency and anemia of chronic disease.
    Type: Application
    Filed: December 23, 2020
    Publication date: April 22, 2021
    Inventors: Stephen J. Klaus, Christopher J. Molineaux, Thomas B. Neff, Volkmar Guenzler-Pukall, Robert C. Stephenson, Todd W. Seeley, Ingrid Langsetmo Parobok
  • ENHANCED ERYTHROPOIESIS AND IRON METABOLISM
    Publication number: 20210107878
    Abstract: The present invention relates to methods and compounds for regulating or enhancing erythropoiesis and iron metabolism, and for treating or preventing iron deficiency and anemia of chronic disease.
    Type: Application
    Filed: December 23, 2020
    Publication date: April 15, 2021
    Inventors: Stephen J. Klaus, Al Y. Lin, Thomas B. Neff, Volkmar Guenzler-Pukall, Qingjian Wang, Lee A. Flippin, Michael P. Arend
  • Enhanced erythropoiesis and iron metabolism
    Patent number: 10927081
    Abstract: The present invention relates to methods and compounds for regulating or enhancing erthropoiesis and iron metabolism, and for treating or preventing iron deficiency and anemia of chronic disease.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: February 23, 2021
    Assignee: FIBROGEN, INC.
    Inventors: Stephen J Klaus, Al Y. Lin, Thomas B. Neff, Volkmar Guenzler-Pukall, Qingjian Wang, Lee A. Flippin, Michael P. Arend
  • Enhanced erythropoiesis and iron metabolism
    Patent number: 10894774
    Abstract: The present invention relates to methods and compounds for regulating or enhancing erthropoiesis and iron metabolism, and for treating or preventing iron deficiency and anemia of chronic disease.
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: January 19, 2021
    Assignee: FIBROGEN, INC.
    Inventors: Stephen J. Klaus, Christopher J Molineaux, Thomas B Neff, Volkmar Guenzler-Pukall, Robert C. Stephenson, Todd W. Seeley, Ingrid Langsetmo Parobok
  • Enhanced erythropoiesis and iron metabolism
    Patent number: 10882827
    Abstract: The present invention relates to methods and compounds for regulating or enhancing erythropoiesis and iron metabolism, and for treating or preventing iron deficiency and anemia of chronic disease.
    Type: Grant
    Filed: January 29, 2018
    Date of Patent: January 5, 2021
    Assignee: FIBROGEN, INC.
    Inventors: Stephen J Klaus, Christopher J Molineaux, Thomas B Neff, Volkmar Guenzler-Pukall, Robert C Stephenson, Todd W Seeley, Ingrid Langsetmo Parobok
  • Enhanced erythropoiesis and iron metabolism
    Patent number: 10626090
    Abstract: The present invention relates to methods and compounds for regulating or enhancing ethropoiesis and iron metabolism, and for treating or preventing iron deficiency and anemia of chronic disease.
    Type: Grant
    Filed: April 17, 2017
    Date of Patent: April 21, 2020
    Assignee: FIBROGEN INC.
    Inventors: Stephen J. Klaus, Christopher J Molineaux, Thomas B Neff, Volkmar Guenzler-Pukall, Robert C. Stephenson, Todd W. Seeley, Ingrid Langsetmo Parobok
  • SYSTEMS AND METHODS FOR ACOUNT PROCESSING VALIDATION
    Publication number: 20190303930
    Abstract: A computer system for validating an account to be used in an electronic payment includes a processor coupled to a memory device. The computer system is programmed to receive an account validation web request from a bill payment originator. The account validation web request includes account details. The computer system is further programmed to process the account validation web request to parse the account details, validate the account details associated with the account validation web request using at least one validation rule, and transmit an account validation web response to the bill payment originator.
    Type: Application
    Filed: June 17, 2019
    Publication date: October 3, 2019
    Inventors: AMY CHRISTINE MILAM, Stephen J. Klaus, Allen Russell Thompson, Richard G. Ampleman
  • Systems and methods for account processing validation
    Patent number: 10325258
    Abstract: A computer system for validating an account to be used in an electronic payment includes a processor coupled to a memory device. The computer system is programmed to receive an account validation web request from a bill payment originator. The account validation web request includes account details. The computer system is further programmed to process the account validation web request to parse the account details, validate the account details associated with the account validation web request using at least one validation rule, and transmit an account validation web response to the bill payment originator.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: June 18, 2019
    Assignee: MASTERCARD INTERNATIONAL INCORPORATED
    Inventors: Amy Christine Milam, Stephen J. Klaus, Allen Russell Thompson, Richard G. Ampleman
  • ENHANCED ERYTHROPOIESIS AND IRON METABOLISM
    Publication number: 20180208558
    Abstract: The present invention relates to methods and compounds for regulating or enhancing erthropoiesis and iron metabolism, and for treating or preventing iron deficiency and anemia of chronic disease.
    Type: Application
    Filed: January 30, 2018
    Publication date: July 26, 2018
    Inventors: Stephen J. Klaus, Christopher J. Molineaux, Thomas B. Neff, Volkmar Guenzler-Pukall, Robert C. Stephenson, Todd W. Seeley, Ingrid Langsetmo Parobok
  • ENHANCED ERYTHROPOIESIS AND IRON METABOLISM
    Publication number: 20180162819
    Abstract: The present invention relates to methods and compounds for regulating or enhancing erythropoiesis and iron metabolism, and for treating or preventing iron deficiency and anemia of chronic disease.
    Type: Application
    Filed: January 29, 2018
    Publication date: June 14, 2018
    Inventors: Stephen J. Klaus, Christopher J. Molineaux, Thomas B. Neff, Volkmar Guenzler-Pukall, Robert C. Stephenson, Todd W. Seeley, Ingrid Langsetmo Parobok
  • Enhanced erythropoiesis and iron metabolism
    Patent number: 9920011
    Abstract: The present invention relates to methods and compounds for regulating or enhancing erythropoiesis and iron metabolism, and for treating or preventing iron deficiency and anemia of chronic disease.
    Type: Grant
    Filed: November 19, 2013
    Date of Patent: March 20, 2018
    Assignee: FibroGen, Inc.
    Inventors: Stephen J. Klaus, Christopher J. Molineaux, Thomas B. Neff, Volkmar Guenzler-Pukall, Robert C. Stephenson, Todd W. Seeley, Ingrid Langsetmo Parobok
  • Account mask identifier apparatus, method, and computer program product
    Patent number: 9922311
    Abstract: At a computing device, optionally located in communication with an intermediate node in an electronic bill payment system, access is obtained to a data structure including a plurality of valid customer account numbers for customers of a biller that utilizes or desires to utilize the electronic bill presentment and payment system. With the computing device, each character of each of said valid customer account numbers is replaced with a wild card in accordance with a normalization scheme, to obtain a plurality of normalized valid customer account numbers. At least one pattern of said wild cards in said plurality of normalized valid customer account numbers is designated as a recommended account mask.
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: March 20, 2018
    Assignee: MASTERCARD INTERNATIONAL INCORPORATED
    Inventors: Amy C. Milam, Stephen J. Klaus, Mirza S. Zafar
  • METHODS FOR TREATING A NEUROLOGICAL DISORDER IN A SUBJECT USING INHIBITORS OF HYPOXIA-INDUCIBLE FACTOR (HIF) PROYL HYDROXYLASE
    Publication number: 20170312268
    Abstract: The present invention provides methods for treating anemia in a subject having kidney failure by administering a compound that inhibits hypoxia-inducible factor (HIF) prolyl hydroxylase.
    Type: Application
    Filed: February 3, 2017
    Publication date: November 2, 2017
    Applicant: FibroGen, Inc.
    Inventors: Stephen J. KLAUS, Al Y. Lin, Thamas B. Neff, Qingjian Wang, Volkmar Guenzler-Pukall, Lee A. Flippin, Michael P. Arend, Alex Melekhov
  • Compounds and methods for treatment of stroke
    Patent number: 9775902
    Abstract: The present invention relates to methods and agents useful for the treatment of stroke, including ischemic stroke and hemorrhagic stroke. In particular, methods and agents for treating stroke in a subject are provided, wherein the agent is administered prior to diagnosis of the stroke as an ischemic stroke or a hemorrhagic stroke.
    Type: Grant
    Filed: July 11, 2011
    Date of Patent: October 3, 2017
    Assignee: FIBROGEN, INC
    Inventors: Stephen J. Klaus, Ingrid Langsetmo Parobok, Christopher T. Jacob
  • Enhanced Erythropoiesis and Iron Metabolism
    Publication number: 20170267641
    Abstract: The present invention relates to methods and compounds for regulating or enhancing ethropoiesis and iron metabolism, and for treating or preventing iron deficiency and anemia of chronic disease.
    Type: Application
    Filed: April 17, 2017
    Publication date: September 21, 2017
    Inventors: Stephen J. Klaus, Christopher J. Molineaux, Thomas B. Neff, Volkmar Guenzler-Pukall, Robert C. Stephenson, Todd W. Seeley, Ingrid Langsetmo Parobok
  • Enhanced Erythropoiesis and Iron Metabolism
    Publication number: 20170224673
    Abstract: The present invention relates to methods and compounds for regulating or enhancing erthropoiesis and iron metabolism, and for treating or preventing iron deficiency and anemia of chronic disease.
    Type: Application
    Filed: April 27, 2017
    Publication date: August 10, 2017
    Inventors: Stephen J. Klaus, Christopher J. Molineaux, Thomas B. Neff, Volkmar Guenzler-Pukall, Robert C. Stephenson, Todd W. Seeley, Ingrid Langsetmo Parobok
  • Enhanced Erythropoiesis and Iron Metabolism
    Publication number: 20170216274
    Abstract: The present invention relates to methods and compounds for regulating or enhancing erthropoiesis and iron metabolism, and for treating or preventing iron deficiency and anemia of chronic disease.
    Type: Application
    Filed: April 21, 2017
    Publication date: August 3, 2017
    Inventors: Stephen J. Klaus, Christopher J. Molineaux, Thomas B. Neff, Volkmar Guenzler-Pukall, Robert C. Stephenson, Todd W. Seeley, Ingrid Langsetmo Parobok