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:
Apr. 03, 2018
Filed:
Feb. 18, 2014
Board of Regents, the University of Texas System, Austin, TX (US);
Mario I. Romero-Ortega, Coppell, TX (US);
Parisa Lotfi, Houston, TX (US);
Benjamin R. Johnston, Arlington, TX (US);
Swarupnarayan Dash, Arlington, TX (US);
Joselito Razal, Wollongong, AU;
Gordon Wallace, Wollongong, AU;
Board of Regents, The University of Texas System, Austin, TX (US);
Abstract
In one aspect, apparatuses for providing chemical gradients are described herein. In some embodiments, an apparatus described herein comprises a conduit having a first end and a second end, one or more microchannels disposed in the conduit and extending from the first end toward the second end, and a fiber coiled around the exterior of at least one microchannel, wherein the fiber comprises an active agent that is operable to diffuse into the interior of the microchannel.