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US 10,307,753 B2Granted
Pipette tips
AssigneeBiotix, Inc.
InventorsArta Motadel, Peter Paul Blaszcak, Phillip Chad Hairfield, Sean Michael Callahan
Life of this patent
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Abstract
Disclosed here are pipette tips useful for acquiring or dispelling liquids, and include one or more design that may increase fluid delivery precision and/or accuracy, and may reduce certain repetitive motions.
Claims23
A pipette tip comprising an exterior surface, an interior surface, a proximal region, a distal region and a junction between the proximal region and the distal region,
- which proximal region comprises:
- an annular flange at the proximal terminus of the proximal region;
- a plurality of axially oriented ribs circumferentially spaced around the exterior surface of the proximal region;
- a wall thickness of about 0.005 inches to about 0.015 inches (i) at or near a sealing zone for a dispensing device, and (ii) at a portion between the ribs;
- the ribs or portion thereof extend over the sealing zone;
- and
- which interior surface is substantially smooth and uniform and defines a substantially frustrum-shaped void.
4 more elements
Dependencies are inferred from the claim text.