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Publication numberUSD638138 S1
Publication typeGrant
Application numberUS 29/379,720
Publication dateMay 17, 2011
Filing dateNov 23, 2010
Priority dateNov 23, 2010
Publication number29379720, 379720, US D638138 S1, US D638138S1, US-S1-D638138, USD638138 S1, USD638138S1
InventorsJohnson N. S. Wong
Original AssigneeEvergreen Industries, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Test tube rack
US D638138 S1
Images(6)
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Claims(1)
  1. The ornamental design for a test tube rack, as shown and described.
Description

FIG. 1 is a plan view of an unassembled test tube rack shown flat, showing my new design;

FIG. 2 is a perspective view of the tube rack shown in condition of use at the first step of assembly;

FIG. 3 is a perspective view of the tube rack shown in condition of use at the second step of assembly;

FIG. 4 is a perspective view of the tube rack shown in condition of use with the test tube rack shown fully assembled; and,

FIG. 5 is an enlarged view of a portion of FIG. 1 showing portions of the lettering and numbering in greater detail.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US8460622Apr 11, 2009Jun 11, 2013Biotix, Inc.Pipette tip handling devices and methods
US8590736Apr 9, 2010Nov 26, 2013Biotix, Inc.Automated pipette tip loading devices and methods
Classifications
U.S. ClassificationD24/227