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:
Oct. 01, 2013
Filed:
Feb. 15, 2010
Kazunori Kataoka, Tokyo, JP;
Shourong Wu, Tokyo, JP;
Takehiko Ishii, Tokyo, JP;
Hyunjin Kim, Tokyo, JP;
Kanjiro Miyata, Tokyo, JP;
Nobuhiro Nishiyama, Tokyo, JP;
Kazunori Kataoka, Tokyo, JP;
Shourong Wu, Tokyo, JP;
Takehiko Ishii, Tokyo, JP;
HyunJin Kim, Tokyo, JP;
Kanjiro Miyata, Tokyo, JP;
Nobuhiro Nishiyama, Tokyo, JP;
The University of Tokyo, Tokyo, JP;
Abstract
The present invention provides an efficient delivery system for a nucleic acid, more specifically, a cationic poly(amino acid) that has a side chain having a plurality of different amine functional groups in a moiety including a cationic group and that has a hydrophobic group introduced into part of the side chain, and a polyion complex (PIC) of the poly(amino acid) and an oligo- or polynucleotide.