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:
Aug. 13, 2019
Filed:
Sep. 03, 2014
Academia Sinica, Taipei, TW;
Pei-Kuen Wei, Taipei, TW;
Kuang-Li Lee, Taipei, TW;
ACADEMIA SINICA, Taipei, TW;
Abstract
The present invention provides a label-free sensing chip for identifying a chemical substance, comprising: (a) a transparent substrate comprising a base and first periodic ridges; and (b) a metal layer covering said transparent substrate, comprising second periodic ridges and third periodic ridges, in which said second periodic ridges has a height equal to or greater than the height of the first periodic ridges, and each ridge of the second periodic ridges fits into the space between each ridge of the first periodic ridges, and said third periodic ridges correspondingly located on said first periodic ridges. The present invention also provides a method for identifying a chemical substance by using the foresaid label-free sensing chip.