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:
Jul. 14, 2009
Filed:
Oct. 26, 2007
Toshihisa Takeyama, Tokyo, JP;
Toshihisa Takeyama, Tokyo, JP;
Konica Minolta Medical & Graphic, Inc., Tokyo, JP;
Abstract
A pharmaceutical preparation containing magnetic vesicular particles is disclosed, wherein the magnetic vesicular particles each include magnetic microparticles within a lipid membrane, an organic compound having at least two groups selected from the group consisting of a hydroxyl group, a carboxyl group, a carbamoyl group, an amino group, a mercapto group, a sulfo group, a dithio group, a thiocarboxyl group and a dithiocarboxyl group is bonded to the magnetic microparticle, and the magnetic vesicular particles satisfy the following equation:0.05≦/(×100)≦1.5wherein R represents an average grain size of the magnetic vesicular particles and r represents an average particle size of magnetic microparticles included in the magnetic vesicular particles.