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:
Sep. 20, 2011
Filed:
Mar. 01, 2006
Applicant:
Peter Molitor, Henstedt-Ulzburg, DE;
Inventor:
Peter Molitor, Henstedt-Ulzburg, DE;
Assignee:
Eppendorf AG, Hamburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01L 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A pipetting device with a displacement chamber, a flexible membrane delimiting the displacement chamber, a driving equipment for deforming the membrane, a coupling equipment between the driving equipment and the membrane for coupling the driving equipment with the membrane, an equipment for detachably holding a pipette tip, a connection channel between the displacement chamber and the equipment for detachably holding the pipette tip, and an aperture equipment, covering the edge region of the membrane with at least one adjustable aperture opening straight through which the central region of the membrane is deformable.