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US Patent 8646482 Microfluidic pump and valve structures and fabrication methods

Patent 8646482 was granted and assigned to RHEONIX INC on February, 2014 by the United States Patent and Trademark Office.

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Patent

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Current Assignee
RHEONIX INC
RHEONIX INC
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
8646482
Date of Patent
February 11, 2014
Patent Application Number
12855058
Date Filed
August 12, 2010
Patent Citations Received
‌
US Patent 11859734 Valve for microfluidic device
0
Patent Primary Examiner
‌
Craig Schneider
Patent abstract

Plastic microfluidic structures having a substantially rigid diaphragm that actuates between a relaxed state wherein the diaphragm sits against the surface of a substrate and an actuated state wherein the diaphragm is moved away from the substrate. As will be seen from the following description, the microfluidic structures formed with this diaphragm provide easy to manufacture and robust systems, as well readily made components such as valves and pumps.

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