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:
Mar. 12, 2024
Filed:
Nov. 20, 2020
Applicant:
Jeol Ltd., Tokyo, JP;
Inventors:
Masaki Takiwaki, Tokyo, JP;
Seketsu Fukuzawa, Tokyo, JP;
Yoshikuni Kikutani, Tokyo, JP;
Kiyotaka Fujino, Tokyo, JP;
Kentaro Abe, Tokyo, JP;
Yoshiyuki Ito, Tokyo, JP;
Assignee:
JEOL Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 1/28 (2006.01); G01N 33/74 (2006.01); G01N 33/82 (2006.01);
U.S. Cl.
CPC ...
G01N 1/28 (2013.01); G01N 33/743 (2013.01); G01N 33/82 (2013.01); G01N 2001/2893 (2013.01); Y10T 436/104165 (2015.01);
Abstract
A standard calibration solution includes water, a non-alcoholic solvent that is mixed with water, and a steroid hormone, and a content of the non-alcoholic solvent is 10% by volume or more and 50% by volume or less. The standard calibration solution is used for quantitative measurement using a mass spectrometry device.