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:
Jun. 16, 2009
Filed:
Aug. 28, 2006
Applicants:
Yukari Hataoka, Osaka, JP;
Tetsuo Yukimasa, Nara, JP;
Hiroaki Oka, Osaka, JP;
Inventors:
Assignee:
Panasonic Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01L 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fluid chip has a liquid supportfor supporting a liquid, a fluid passageformed by being surrounded by the liquid supportand through which the liquidmoves, and a plurality of magnetic particlesdisposed in the fluid passage. The magnetic particlesare aggregated by a permanent magnetso as to block the fluid passageand thus cut off flow of the liquid. The magnetic particlesare dispersed along a part of a wall of the fluid passageso as to open the fluid passageand thus allow the liquidto flow.