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:
May. 18, 1999
Filed:
Mar. 07, 1997
Applicant:
Inventor:
Chan S Oh, Chino Hills, CA (US);
Assignee:
Beckman Instruments, Inc., Fullerton, CA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25B / ;
U.S. Cl.
CPC ...
204601 ; 204600 ;
Abstract
A microfluidic device having opposed spaced apart sheets of siliceous material, such as glass, the opposed facing sides of each of the sheets having hydrophilic and hydrophobic areas which form therebetween a fluid capillary which is hydrophilic and bounded by hydrophobic areas to form an microfluidic hydrophilic fluid pathway. The preferred device is useful for capillary electrophoresis.