The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 17, 2023
Filed:
May. 27, 2022
Applicant:
Quest Diagnostics Investments Incorporated, Wilmington, DE (US);
Inventors:
Nigel Clarke, Vista, CA (US);
Zhaohui Chen, Las Flores, CA (US);
Assignee:
Quest Diagnostics Investments Incorporated, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 33/68 (2006.01); G01N 33/487 (2006.01); G01N 30/72 (2006.01); G01N 33/74 (2006.01); H01J 49/04 (2006.01); G01N 30/02 (2006.01); H01J 49/00 (2006.01); H01J 49/16 (2006.01); H01J 49/40 (2006.01);
U.S. Cl.
CPC ...
G01N 33/6848 (2013.01); G01N 30/7266 (2013.01); G01N 33/487 (2013.01); G01N 33/6851 (2013.01); G01N 33/74 (2013.01); H01J 49/0431 (2013.01); G01N 2030/027 (2013.01); G01N 2333/62 (2013.01); G01N 2560/00 (2013.01); H01J 49/005 (2013.01); H01J 49/165 (2013.01); H01J 49/40 (2013.01);
Abstract
Methods are described for measuring the amount of C peptide in a sample. More specifically, mass spectrometric methods are described for detecting and quantifying C peptide in a sample utilizing on-line extraction methods coupled with tandem mass spectrometric or high resolution/high accuracy mass spectrometric techniques.