Patents by Inventor Johann Karl

Johann Karl 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: 11971407
    Abstract: An in vitro method is disclosed for detecting an antibody to p53 (anti-p53 antibody) in a sample, the method comprising: incubating a sample to be analyzed with a p53 capture antigen and a p53 detection antigen, whereby a complex comprising the p53 capture antigen, the anti-p53 antibody and the p53 detection antigen is formed, separating the complex formed from unbound detection antigen and measuring the complex obtained via the detection antigen comprised therein, thereby detecting the anti-p53 antibody comprised in the sample.
    Type: Grant
    Filed: April 27, 2022
    Date of Patent: April 30, 2024
    Assignee: Roche Diagnostics Operations, Inc.
    Inventors: Herbert Andres, Johann Karl, Ursula Kunert, David Morgenstern, Nina Meissler, Marion Niessner, Magdalena Swiatek-de Lange
  • Patent number: 11946938
    Abstract: The present disclosure demonstrates a method for predicting the risk of stroke of a subject and a method for improving the prediction accuracy of a clinical stroke risk score. The methods are based on the determination of the amount of Angiopoietin-2 (Ang-2) and/or the amount of Insulin-like growth factor-binding protein 7 (IGFBP7) in a sample from a subject. Moreover, disclose is the use of i) the biomarker Ang-2 and/or the biomarker IGFBP7, and/or ii) at least one detection agent that specifically binds to Ang-2 and/or at least one detection agent that specifically binds to IGFBP7 in a sample from a subject for predicting the risk of stroke of said subject.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: April 2, 2024
    Assignee: Roche Diagnostics Operations, Inc.
    Inventors: Ursula-Henrike Wienhues-Thelen, Johann Karl, Peter Kastner, Vinzent Rolny, Andre Ziegler, David Conen
  • Patent number: 11874282
    Abstract: The present disclosure relates to a method for diagnosing preeclampsia or a preeclampsia-related condition in a pregnant subject. The method is based on the measurement of the amount of the biomarker IGFBP-7 (Insulin-like Growth Factor Binding Protein 7) in a sample from the subject and on the comparison of the measured amount to a reference. Also disclosed are methods for assessing the severity of preeclampsia or a preeclampsia-related condition and methods for monitoring a preeclampsia or a preeclampsia-related condition in a pregnant subject. The present disclosure further relates to the use of the biomarker IGFBP-7 or of an agent that specifically binds to IGFBP-7 in a sample from a pregnant subject for diagnosing, for monitoring or for assessing the severity of preeclampsia or a preeclampsia-related condition. Finally, the present disclosure relates to a device or kit adapted to carry out the method of the present invention.
    Type: Grant
    Filed: August 23, 2018
    Date of Patent: January 16, 2024
    Assignee: Roche Diagnostics Operations, Inc.
    Inventors: Martin Hund, Edelgard Anna Kaiser, Ursula-Henrike Wienhues-Thelen, Dirk Block, Johann Karl
  • Publication number: 20230366894
    Abstract: The present invention relates to a method for diagnosing atrial fibrillation in a subject, said method comprising the steps of a) determining the amount of total NT-proBNP in sample from the subject, b) determining the amount of unglycosylated NT-proBNP in a sample from the subject, c) calculating a score of the amounts determined in steps a) and b), d) comparing the calculated score with a reference score, and e) diagnosing atrial fibrillation in a subject.
    Type: Application
    Filed: September 30, 2021
    Publication date: November 16, 2023
    Inventors: Johann Karl, Peter Kastner, Roberto Latini, Serge Masson, Jennifer Marie Theresia Anna Meessen, Vinzent Rolny, Ursula-Henrike Wienhues-Thelen, André Ziegler
  • Patent number: 11644472
    Abstract: A method for predicting the risk of recurrence of Atrial Fibrillation in a subject based on measuring the amount of the biomarker Angiopoietin-2 (Ang-2) and optionally of at least one further biomarker in a sample from the subject is described. Also described is a method of diagnosing Atrial Fibrillation in a subject suspected to suffer from Atrial Fibrillation based on measuring the amount of the biomarker Angiopoietin-2 (Ang-2) and optionally of at least one further biomarker in a sample from the subject. Also described are devices adapted to carry out the method of the present disclosure.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: May 9, 2023
    Assignee: Roche Diagnostics Operations, Inc.
    Inventors: Herbert Andres, Dirk Block, Johann Karl, Peter Kastner, Ursula-Henrike Wienhues-Thelen, Roberto Latini, Serge Masson, Andre Ziegler, Edelgard Kaiser, Stefan Palme, Markus Thomas, Simona Barlera
  • Publication number: 20230095167
    Abstract: The present invention relates to a method for assessing atrial fibrillation in a subject, said method comprising the steps of determining the amount of BMP10 in a sample from the subject, and comparing the amount of BMP10 to a reference amount, whereby atrial fibrillation is to be assessed. Moreover, the present invention relates to a method for diagnosing heart failure based on the determination of BMP 10 in a sample from a subject. Further, the present invention relates to a method for predicting the risk of a subject of hospitalization due to heart failure based on the determination of a BMP10-type peptide in a sample from a subject. The present invention further pertains to antibodies which bind to one or more BMP10-type peptides such as NT-proBMP10.
    Type: Application
    Filed: February 19, 2021
    Publication date: March 30, 2023
    Inventors: Alfred Engel, Michael Gerg, Ute Jucknischke, Johann Karl, Peter Kastner, Thomas Meier, Lars Hillringhaus, Ulrich Schotten, Vinzent Rolny, Ursula-Henrike Wienhues-Thelen, André Ziegler, Roberto Latini, Jennifer Marie Theresia Anna Meessen
  • Publication number: 20230055005
    Abstract: The present disclosure relates to specific binding agents binding to different PIVKA-II forms as compared to antibodies known so far in the art. The present disclosure also relates to methods of using the specific binding agents to detect the presence of PIVKA-II.
    Type: Application
    Filed: August 24, 2022
    Publication date: February 23, 2023
    Inventors: Bernhard Eckert, Michael Gerg, Johann Karl, Martin Kaufmann, Julia Riedlinger, Magdelena Swiatek-de-Lange, Lars Hillringhaus, Klaus Hirzel, Marcus-Rene Lisy
  • Patent number: 11466098
    Abstract: The present disclosure relates to specific binding agents binding to different PIVKA-II forms as compared to antibodies known so far in the art. The present disclosure also relates to methods of using the specific binding agents to detect the presence of PIVKA-II.
    Type: Grant
    Filed: January 13, 2020
    Date of Patent: October 11, 2022
    Assignee: Roche Diagnostics Operations, Inc.
    Inventors: Bernhard Eckert, Michael Gerg, Johann Karl, Martin Kaufmann, Julia Riedlinger, Magdelena Swiatek-de Lange, Lars Hillringhaus, Klaus Hirzel, Marcus-Rene Lisy
  • Publication number: 20220252592
    Abstract: The disclosure relates to an in vitro method for detecting an antibody to p53 (anti-p53 antibody) in a sample, the method comprising: incubating a sample to be analyzed with a p53 capture antigen and a p53 detection antigen, whereby a complex comprising the p53 capture antigen, the anti-p53 antibody and the p53 detection antigen is formed, separating the complex formed from unbound detection antigen and measuring the complex obtained via the detection antigen comprised therein, thereby detecting the anti-p53 antibody comprised in the sample.
    Type: Application
    Filed: April 27, 2022
    Publication date: August 11, 2022
    Inventors: Herbert Andres, Johann Karl, Ursula Kunert, David Morgenstern, Nina Meissler, Marion Niessner, Magdalena Swiatek-de Lange
  • Patent number: 11397187
    Abstract: The present disclosure describes a method for predicting the risk of a patient to suffer from acute kidney injury (AKI) during or after a surgical procedure or after administration of a contrast medium. The method is based on the determination of the level of the biomarker IGFBP7 (Insulin-like Growth Factor Binding Protein 7) in a body fluid sample obtained from the patient prior to the surgical procedure or prior to the administration of a contrast medium. Further, the present disclosure describes a method for predicting the risk of a patient to suffer from acute kidney injury (AKI) based on the determination of the amount of the biomarker IGFBP7 (Insulin-like Growth Factor Binding Protein 7) and Cystatin C in a body fluid sample obtained from the patient. The present disclosure further encompasses kits and devices adapted to carry out the methods of the disclosed methods.
    Type: Grant
    Filed: April 2, 2018
    Date of Patent: July 26, 2022
    Assignee: Roche Diagnostics Operations, Inc.
    Inventors: Andrea Horsch, Birgit Klapperich, Dirk Block, Alfred Engel, Johann Karl, Rosemarie Kientsch-Engel, Ekaterina Manuilova, Christina Rabe, Sandra Rutz, Monika Soukupova, Ursula-Henrike Wienhues-Thelen, Peter Kastner, Edelgard Anna Kaiser
  • Patent number: 11047866
    Abstract: Presented is a method for diagnosing and/or grading diastolic dysfunction or at least one structural or functional abnormality associated with diastolic dysfunction. The method involves measuring the level of IGFBP7 (Insulin like growth factor binding protein 7) and, optionally, the level of at least one further marker in a patient suffering from heart failure, and comparing the level to a reference level. Further envisaged is a method of monitoring diastolic function in a patient suffering from heart failure. Also described are kits and devices adapted to carry out the method.
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: June 29, 2021
    Assignee: Roche Diagnostics Operations, Inc.
    Inventors: Johann Karl, Ursula-Henrike Wienhues-Thelen, Dirk Block, Christian Zaugg, Hans-Peter Brunner, James Januzzi, Andre Ziegler, Julian Braz, Thomas Dieterle, Edelgard Kaiser
  • Publication number: 20210190801
    Abstract: The present invention relates to a method for assessing atrial fibrillation in a subject, said method comprising the steps of determining the amount of BMP 10 in a sample from the subject, and comparing the amount of BMP 10 to a reference amount, whereby atrial fibrillation is to be assessed. Moreover, the present invention relates to a method for diagnosing heart failure based on the determination of BMP 10 in a sample from a subject. Further, the present invention relates to a method for predicting the risk of a subject of hospitalization due to heart failure based on the determination of a BMP 10-type peptide in a sample from a subject.
    Type: Application
    Filed: February 17, 2021
    Publication date: June 24, 2021
    Inventors: Johann Karl, Peter Kastner, Ursula-Henrike Wienhues-Thelen, Manuel Dietrich, Andre Ziegler, Ulrich Schotten
  • Publication number: 20210156875
    Abstract: The present invention relates to a method for assessing atrial fibrillation in a subject, said method comprising the steps of determining the amount of DKK3 in a sample from the subject, and comparing the amount of DKK3 to a reference amount, whereby atrial fibrillation is to be assessed. Moreover, the present invention relates to a method for diagnosing heart failure and/or at least one structural or functional abnormality of the heart associated with heart failure.
    Type: Application
    Filed: January 29, 2021
    Publication date: May 27, 2021
    Applicants: Roche Diagnostics Operations, Inc., Universitaet Maastricht, Academisch Ziekenhuis Maastricht
    Inventors: Johann Karl, Peter Kastner, Roberto Latini, Vinzent Rolny, Ursula-Henrike Wienhues-Thelen, Andre Ziegler, Manuel Dietrich, Jennifer Meessen, Ulrich Schotten
  • Publication number: 20210140971
    Abstract: The present invention relates to a method for assessing whether a pregnant subject is at risk of developing preeclampsia or a preeclampsia-related condition, or not, said method comprising the steps of determining the amount of the biomarker IGFBP-7 (Insulin-like Growth Factor Binding Protein 7) in a sample from the subject, and comparing the determined amount of the biomarker to a reference. Further, the present invention relates to the in vitro use of the biomarker IGFBP-7, or of at least one detection agent which specifically binds to IGFBP-7 in a sample of a pregnant subject for assessing whether said subject is at risk of developing preeclampsia or a preeclampsia-related condition, or not. Also encompassed by the present invention is a device adapted to carry out the method of the present invention.
    Type: Application
    Filed: January 19, 2021
    Publication date: May 13, 2021
    Inventors: Martin Hund, Johann Karl, Ursula-Henrike Wienhues-Thelen
  • Publication number: 20210132085
    Abstract: The present disclosure relates to identifying an individual as having or being at risk of developing an amyloid-positive dementia based on marker molecules amyloid ?40 (A?40), amyloid ?42 (A?42) and total Tau (tTau), the use of the marker molecules for the identification of an individual having or being at risk of developing an amyloid-positive dementia and a method for detecting an individual with an increased value for the combination of the marker molecules.
    Type: Application
    Filed: January 15, 2021
    Publication date: May 6, 2021
    Inventors: Tobias Bittner, Johann Karl, Valeria Lifke, Verena Steffen, Martina Jocham
  • Publication number: 20200371114
    Abstract: The present invention relates to a method for predicting the risk of a subject of rapidly progressing to chronic heart failure and/or of hospitalization due to chronic heart failure and/or death. The method is based on the determination of at least one biomarker selected from the group consisting of a BNP-type peptide, IGFBP7 (IGF binding protein 7), a cardiac Troponin, soluble ST2 (sST2), FGF-23 (Fibroblast Growth Factor 23), and Growth Differentiation Factor 15 (GDF-15), in a sample of a subject. The method may further encompass the assessment of the presence or absence of (i) abnormal midwall fractional shortening or (ii) left ventricular hypertrophy. Further envisaged by the present invention are devices adapted to carry out the present invention.
    Type: Application
    Filed: December 19, 2019
    Publication date: November 26, 2020
    Applicant: Roche Diagnostics Operations, Inc.
    Inventors: Roberto Latini, Serge Masson, Dirk Block, Christian Zaugg, Thomas Dieterle, Edelgard Kaiser, Johann Karl, Vinzent Rolny, Ursula-Henrike Wienhues-Thelen
  • Patent number: 10815517
    Abstract: Described is a method aiding in the assessment of the presence of cancer. The method uses the soluble DPPIV/seprase protein complex (DPPIV/seprase) as a universal marker of different cancer types. Measurement of DPPIV/seprase complex can, e.g., be used in the early detection or diagnosis of cancer or in the surveillance of patients who undergo surgery.
    Type: Grant
    Filed: October 7, 2011
    Date of Patent: October 27, 2020
    Assignee: Roche Diagnostics Operations, Inc.
    Inventors: Magdalena Swiatek-de Lange, Johann Karl, Wolfgang Rollinger
  • Publication number: 20200300869
    Abstract: The present disclosure demonstrates a method for predicting the risk of stroke of a subject and a method for improving the prediction accuracy of a clinical stroke risk score. The methods are based on the determination of the amount of Angiopoietin-2 (Ang-2) and/or the amount of Insulin-like growth factor-binding protein 7 (IGFBP7) in a sample from a subject. Moreover, disclose is the use of i) the biomarker Ang-2 and/or the biomarker IGFBP7, and/or ii) at least one detection agent that specifically binds to Ang-2 and/or at least one detection agent that specifically binds to IGFBP7 in a sample from a subject for predicting the risk of stroke of said subject.
    Type: Application
    Filed: June 12, 2020
    Publication date: September 24, 2020
    Applicant: Roche Diagnostics Operations, Inc.
    Inventors: Ursula-Henrike Wienhues-Thelen, Johann Karl, Peter Kastner, Vinzent Rolny, Andre Ziegler, David Conen
  • Publication number: 20200140569
    Abstract: The present disclosure relates to specific binding agents binding to different PIVKA-II forms as compared to antibodies known so far in the art. The present disclosure also relates to methods of using the specific binding agents to detect the presence of PIVKA-II.
    Type: Application
    Filed: January 13, 2020
    Publication date: May 7, 2020
    Applicant: Roche Diagnostics Operations, Inc.
    Inventors: Bernhard Eckert, Michael Gerg, Johann Karl, Martin Kaufmann, Julia Riedlinger, Magdelena Swiatek-de Lange, Lars Hillringhaus, Klaus Hirzel, Marcus-Rene Lisy
  • Publication number: 20200116708
    Abstract: Disclosed is a method for diagnosing paroxysmal atrial fibrillation in a subject, involving: determining the amount of FABP-3 (Fatty acid binding protein 3) in a sample from a subject suspected to suffer from paroxysmal atrial fibrillation, and comparing the determined amount to a reference amount. The method may further involve the determination of a BNP-type peptide. Also disclosed is a device adapted to carry out the method.
    Type: Application
    Filed: December 12, 2019
    Publication date: April 16, 2020
    Applicants: Roche Diagnostics Operations, Inc., Maastricht University Medical Center
    Inventors: Johann Karl, Peter Kastner, Vinzent Rolny, Ursula-Henrike Wienhues-Thelen, Manuel Dietrich, Andre Ziegler, Ulrich Schotten