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:
Jul. 29, 2003
Filed:
Oct. 24, 2001
Applicant:
Inventors:
Heinz Eipel, Bensheim, DE;
Stefan Emig, Ludwigshafen, DE;
Siegfried Hauer, Wachenheim, DE;
Walter Weishaar, Grünstadt, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01L 3/02 ;
U.S. Cl.
CPC ...
B01L 3/02 ;
Abstract
The present invention relates to a method of depositing small amounts of liquid on a substrate ( ) by using a pipette tip ( ), which is connected to a flexible delivery line ( ). Liquid is taken up by expanding the volume in the delivery line ( ), and liquid is ejected by exposing the line to an impulse that is transmitted to the liquid contained in it.