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. 20, 2019
Filed:
Sep. 10, 2014
National University Corporation Gunma University, Maebashi-shi, Gunma, JP;
Masayasu Kuwahara, Maebashi, JP;
NATIONAL UNIVERSITY CORPORATION GUNMA UNIVERSITY, Maebashi, JP;
Abstract
Disclosed is a nucleoside derivative of formulae (I-1) or a salt thereof: in which R, R, R, R, Ato A, B, X, Y, and k are described herein. Also provided are a 5'-phosphate ester and a 3′-phosphoramidite derivative of the nucleoside derivative and substrate solutions thereof. A polynucleotide is produced using the 5′-phosphate ester or 3′-phosphoramidite derivative of the nucleoside derivative. A library of the produced polynucleotide is used in a method of selecting a nucleic acid aptamer. Further provided is a vesicular endothelial growth factor binding agent of formula (i).