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:
Dec. 09, 2014
Filed:
May. 13, 2010
Applicants:
Kazunori Kataoka, Tokyo, JP;
Kanjiro Miyata, Tokyo, JP;
Nobuhiro Nishiyama, Tokyo, JP;
Takehiko Ishii, Tokyo, JP;
Tomoya Suma, Tokyo, JP;
Inventors:
Kazunori Kataoka, Tokyo, JP;
Kanjiro Miyata, Tokyo, JP;
Nobuhiro Nishiyama, Tokyo, JP;
Takehiko Ishii, Tokyo, JP;
Tomoya Suma, Tokyo, JP;
Assignee:
University of Tokyo, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 5/16 (2006.01); B32B 9/00 (2006.01); B32B 15/02 (2006.01); B32B 17/02 (2006.01); B32B 19/00 (2006.01); B32B 21/02 (2006.01); B32B 23/02 (2006.01); B32B 27/02 (2006.01); C08G 69/10 (2006.01); A61K 47/48 (2006.01); A61K 9/51 (2006.01); C08G 69/40 (2006.01); C08L 77/06 (2006.01); A61K 31/713 (2006.01); C08J 3/12 (2006.01); C08L 71/02 (2006.01); C08L 77/04 (2006.01); C12N 15/87 (2006.01); C08G 69/48 (2006.01); A61K 9/19 (2006.01);
U.S. Cl.
CPC ...
A61K 9/19 (2013.01); C08G 69/10 (2013.01); A61K 47/48907 (2013.01); A61K 9/5192 (2013.01); A61K 9/5146 (2013.01); C08G 69/40 (2013.01); C08L 77/06 (2013.01); A61K 31/713 (2013.01); C08J 3/12 (2013.01); A61K 47/48884 (2013.01); C08L 71/02 (2013.01); A61K 47/48238 (2013.01); C08L 77/04 (2013.01); C12N 15/87 (2013.01); C08G 69/48 (2013.01); A61K 9/5123 (2013.01); C08J 2371/02 (2013.01); Y10S 977/788 (2013.01); Y10S 977/84 (2013.01);
Abstract
Fine particles of crystalline polyol are provided having a cationic polymer fixed on the crystal surfaces. These fine particles can stably carry an anionically charged compound on their surfaces.