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:
Aug. 13, 2002
Filed:
Oct. 02, 2000
Applicant:
Inventors:
Jon W. Hayenga, Redmond, WA (US);
Clinton L. Williams, Seattle, WA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 1/516 ; F16K 3/102 ;
U.S. Cl.
CPC ...
F16K 1/516 ; F16K 3/102 ;
Abstract
A valve for use in laminated plastic microfluidic structures. The valve comprises first, second, and third layers of flexible material separated by first and second spacing layers to form microfluidic channels, and having an actuator section to selectively isolate the microfluidic channels from each other. The structure can also be used as a recirculating pump.