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:
Feb. 21, 2006
Filed:
Dec. 18, 2002
Applicants:
J. Wallace Parce, Palo Alto, CA (US);
Michael R. Knapp, Redwood City, CA (US);
Inventors:
J. Wallace Parce, Palo Alto, CA (US);
Michael R. Knapp, Redwood City, CA (US);
Assignee:
Caliper Life Sciences, Inc., Mountain View, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/453 (2006.01); B01L 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A channel () is divised into portions (). The sidewalls of each channel portion () have surface charges of opposite polarity. The two channel portions () are physically connected together by a salt bridge (), such as a glass frit or gel layer. The salt bridge () separates the fluids in channel () from an ionic fluid reservoir (). To impart electroosmotic and electrophoretic forces along the channel () between parts A and B, respectively. Additionally, a third electrode () is placed in the reservoir ().