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. 29, 2018
Filed:
Oct. 25, 2013
Board of Regents, the University of Texas System, Austin, TX (US);
Keith P. Johnston, Austin, TX (US);
Christopher W. Bielawski, Austin, TX (US);
Hitesh G. Bagaria, The Woodlands, TX (US);
Ki Youl Yoon, Austin, TX (US);
Bethany M. Neilson, Austin, TX (US);
Chun Huh, Austin, TX (US);
Steven L. Bryant, Austin, TX (US);
Edward Lee Foster, Austin, TX (US);
Zheng Xue, Austin, TX (US);
Lynn Michelle Foster, Austin, TX (US);
BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM, Austin, TX (US);
Abstract
A magnetic nanoparticle suitable for imaging a geological structure having one or more magnetic metal or metal oxide nanoparticles with a polymer grafted to the surface to form a magnetic nanoparticle, wherein the magnetic nanoparticle displays a colloidal stability under harsh salinity conditions or in a standard API brine.