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:
Feb. 04, 2014
Filed:
Jun. 29, 2011
Applicants:
Fei Xu, Jiangsu, CN;
Junlong Kou, Jiangsu, CN;
Yanqing LU, Jiangsu, CN;
Wei HU, Jiangsu, CN;
Inventors:
Assignee:
Empire Technology Development LLC, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/10 (2006.01); G02B 6/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present application relates to optical fibers having at least one slot. The optical fiber may be used, for example, in various sensing application. In some embodiments, a cross-section of the optical fiber perpendicular to the longitudinal axis has a largest dimension less than or equal to about 4 μm, and the slot has a width of about 5 nm to about 500 nm and a depth of at least about 10 nm. Also disclosed herein are methods of using the optical fibers and apparatuses including the optical fibers.