Patents by Inventor David J. Daghfal

David J. Daghfal 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).

  • METHODS FOR DETERMINING SARS-COV-2 ANTIGEN AND ANTI-SARS-COV-2 ANTIBODY IN A SAMPLE
    Publication number: 20240069037
    Abstract: Disclosed herein are methods, kits, and systems for detecting at least one type of SARS-CoV-2 antigen and at least one type of anti-SARS-CoV-2 antibody in a subject, which comprises the use of at least two different types of microparticle reagents for binding at least one type of SARS-CoV-2 antigen and at least one type of anti-SARS-CoV-2 antibody and at least two different types of detection reagents for binding each of the microparticle reagents.
    Type: Application
    Filed: June 30, 2023
    Publication date: February 29, 2024
    Inventors: David J. Daghfal, John C. Prostko
  • METHODS AND KITS FOR DETECTING OR DETERMINING AN AMOUNT OF AN ANTI-B-CORONAVIRUS ANTIBODY IN A SAMPLE
    Publication number: 20230258638
    Abstract: Disclosed herein are methods, kits, systems, algorithms and improvements for detecting the presence of or determining an amount, quantity, concentration and/or level of an antibody against at least one type of ?-coronavirus, such as, for example, an antibody against SARS-CoV or SARS-CoV-2, in one or more samples obtained from a subject. In some aspects, the methods, kits and systems relate to detecting the presence of or determining an amount, quantity, concentration and/or level of at least one type of anti-?-coronavirus antibody, such as an IgG and/or IgM antibody, in one or more samples obtained from a subject.
    Type: Application
    Filed: October 12, 2022
    Publication date: August 17, 2023
    Inventors: A. Scott Muerhoff, John C. Prostko, James L. Stewart, Mary A. RODGERS, Gavin A. CLOHERTY, James Hartnett, Jeff Moore, Kathy Otis, Alak Kar, Bailin Tu, Bryan Tieman, Carolyn Strobel, David Hawksworth, Robert Ziemann, Zhihong Lin, Chris Marohnic, Peter Wiebe, Todd Meyer, Weijie Jiao, Gangamani S. Beligere, Saminathan X. Muthusamy, Jessica L. Grieshaber, Sandra K. Pearce, Edwin C. Frias, Russell E. Taylor, Kelly Coller, Yangrong E. Zhang, Thomas T. Biegalski, David J. Daghfal, Claudio Galli, Sergey Y. Tetin, Qiaoqiao Ruan, Patrick MacDonald, Michael S. Cassidy, Mary E. Gardiner, Mary Ann P. Palafox, Matthew S. Matias, Melissa B. Brennan, Philip W. Schultz, Beth C. Trudeau
  • Method of stabilizing human natriuretic peptides
    Patent number: 7674623
    Abstract: The present invention relates to methods for making stable test samples that can be used in ligand-binding assays for measuring natriuretic peptides.
    Type: Grant
    Filed: November 5, 2007
    Date of Patent: March 9, 2010
    Assignee: Abbott Laboratories, Inc.
    Inventors: Robert G. Parsons, David J. Daghfal, Cherie A. Lipowsky, Ray A. Weigand, Judith A. Friese
  • Method of stabilizing human natriuretic peptides
    Publication number: 20080248579
    Abstract: The present invention relates to methods for making stable test samples that can be used in ligand-binding assays for measuring natriuretic peptides.
    Type: Application
    Filed: November 5, 2007
    Publication date: October 9, 2008
    Applicant: ABBOTT LABORATORIES
    Inventors: Robert G. Parsons, David J. Daghfal, Cherie A. Lipowsky, Ray A. Weigand, Judith A. Friese
  • Stable compositions for measuring human natriuretic peptides
    Patent number: 7291501
    Abstract: The present invention relates to methods for making stable compositions, such as, but not limited to, test samples, that can be used in ligand-binding assays.
    Type: Grant
    Filed: November 24, 2003
    Date of Patent: November 6, 2007
    Assignee: Abbott Laboratories
    Inventors: Robert G. Parsons, David J. Daghfal, Cherie A. Lipowsky, Ray A. Weigand, Judith A. Friese
  • Peptides for HIV-1 detection
    Patent number: 5800983
    Abstract: HIV-1 peptides having at least one point mutation between position 593 and 611 of the HIV-1 gp160 amino acid sequence. The point mutation either is at position 604 or 610, or both positions. Immunoassays which utilize these peptides are provided, as well as, diagnostic test kits which contain these peptides.
    Type: Grant
    Filed: April 22, 1997
    Date of Patent: September 1, 1998
    Assignee: Abbott Laboratories
    Inventors: Dominique P. Bridon, Isaac S.-Y. Sze, deceased, David J. Daghfal, Keeve D. Jaffe, Tracey L. Colpitts
  • Peptides for HIV-1 detection
    Patent number: 5624797
    Abstract: HIV-1 peptides having at least one point mutation between position 593 and 611 of the HIV-1 gp160 amino acid sequence. The point mutation either is at position 604 or 610, or both positions. Immunoassays which utilize these peptides are provided, as well as, diagnostic test kits which contain these peptides.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: April 29, 1997
    Assignee: Abbott Laboratories
    Inventors: Dominique P. Bridon, Isaac S.-Y. Sze, deceased, David J. Daghfal, Keeve D. Jaffe, Tracey L. Colpitts