Patents by Inventor Ray A. Weigand

Ray A. Weigand 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).

  • 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
  • Stable calibrators or controls for measuring human natriuretic peptides
    Patent number: 7445933
    Abstract: The present invention relates to a stable liquid calibrator or control for use in ligand-binding assays wherein the calibrator or control comprises at least one human synthetic natriuretic peptide and has a pH of from about 4.0 to about 6.5 and remains stable when stored at temperatures of from about 2 to about 8°C. for a period of about twelve months.
    Type: Grant
    Filed: July 16, 2003
    Date of Patent: November 4, 2008
    Assignee: Abbott Laboratories, Inc.
    Inventors: Judith A. Friese, Matthew S. Matias, Ray A. Weigand
  • 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
  • Method of making stable calibrators or controls for measuring human natriuretic peptides
    Patent number: 7351586
    Abstract: The present invention relates methods for making stable calibrators and controls that can be used in ligand-binding assays.
    Type: Grant
    Filed: October 12, 2005
    Date of Patent: April 1, 2008
    Assignee: Abbott Laboratories Inc.
    Inventors: Judith A. Friese, Matthew S. Matias, Ray A. Weigand
  • 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
  • Stable calibrators or controls for measuring human natriuretic peptides
    Publication number: 20060029982
    Abstract: The present invention relates to stable calibrators and controls that can be used in ligand-binding assays and methods for making said calibrators and controls.
    Type: Application
    Filed: October 12, 2005
    Publication date: February 9, 2006
    Inventors: Judith Friese, Matthew Matias, Ray Weigand
  • Stable calibrators or controls for measuring human natriuretic peptides
    Publication number: 20050014287
    Abstract: The present invention relates to stable calibrators and controls that can be used in ligand-binding assays and methods for making said calibrators and controls.
    Type: Application
    Filed: July 16, 2003
    Publication date: January 20, 2005
    Inventors: Judith Friese, Matthew Matias, Ray Weigand
  • Stable compositions for measuring human natriuretic peptides
    Publication number: 20050014289
    Abstract: The present invention relates to stable compositions, such as, but not limited to, calibrators, controls and test samples, that can be used in ligand-binding assays and methods for making said compositions.
    Type: Application
    Filed: November 24, 2003
    Publication date: January 20, 2005
    Inventors: Robert Parsons, David Daghfal, Cherie Lipowsky, Ray Weigand, Judith Friese
  • Method of using tissue and cell adhesive preparations for biological test systems
    Patent number: 5411894
    Abstract: The present invention includes adhesive solutions, devices and a method for the preparation of histological, cytological, immunological and proteinaceous samples for evaluation. The devices involve at least one sample deposition area formed from an adhesive composition, containing from about 0.003% to about 1.0% 1,5-dimethyl-1,5-diazaundecamethylene polymethobromide in a suitable solvent, wherein the adhesive composition is dried upon a solid support material such as a glass microscope slide or the like.
    Type: Grant
    Filed: March 20, 1990
    Date of Patent: May 2, 1995
    Assignee: Abbott Laboratories
    Inventors: Darlene L. Cotter, Barbara L. Abry, Ray A. Weigand