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:
May. 19, 2026
Filed:
Dec. 13, 2021
Applicant:
Saudi Arabian Oil Company, Dhahran, SA;
Inventor:
Wei Wang, Quincy, MA (US);
Assignee:
Saudi Arabian Oil Company, Dhahran, SA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 33/24 (2006.01); C09B 11/08 (2006.01); C09B 11/24 (2006.01); E21B 47/11 (2012.01); G01N 21/64 (2006.01);
U.S. Cl.
CPC ...
G01N 33/24 (2013.01); C09B 11/08 (2013.01); C09B 11/24 (2013.01); E21B 47/11 (2020.05); G01N 21/64 (2013.01); G01N 2021/6497 (2013.01); Y10T 436/13 (2015.01);
Abstract
A composition includes a functionalized fluorescent dye. The functionalized fluorescent dye includes an isothiocyanate-containing dye functionalized with a functional group. The functional group includes an aromatic compound with a primary amine. The functionalized fluorescent dye can be mixed with a fluid to form a tracer fluid for tracing fluid flow in a subterranean formation.