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.:

US 7875255 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 25, 2011

Filed:

Sep. 14, 2006
Applicants:

Akira Yamamoto, Tokyo, JP;

Yusuke Iimori, Tokyo, JP;

Mae Koyama, Tokyo, JP;

Inventors:

Akira Yamamoto, Tokyo, JP;

Yusuke Iimori, Tokyo, JP;

Mae Koyama, Tokyo, JP;

Assignee:

Hoya Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 15/16 (2006.01); C01B 25/26 (2006.01); C12N 15/00 (2006.01); A61K 48/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Highly dispersible inorganic compound nanoparticles modified by functional molecules include the functional molecules; a high molecular nitrogen compound having at least two amino groups selected from primary amino groups, secondary amino groups and tertiary amino groups; and inorganic compound nanoparticles bonded to at least one amino group of the at least two amino groups. The high molecular nitrogen compound is modified by the functional molecules, and the inorganic compound nanoparticles are covered with the high molecular nitrogen compound modified by the functional molecules.


Find Patent Forward Citations

Yamamoto, Akira. (2011). Nanoparticles comprising calcium phosphate and ethylene imine compositions and methods of production thereof (U.S. Patent No. 7875255). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7875255

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