Test tube rack

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.

Claims

CLAIM The ornamental design for a test tube rack, as shown and described.

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Inventors:	Wong; Johnson N. S. (Rolling Hills, CA)
Assignee:	Evergreen Industries, Inc. (Los Angeles, CA)
Appl. No.:	D/379,720
Filed:	November 23, 2010

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Current U.S. Class:	D24/227
Current International Class:	2402
Field of Search:	;D24/216,222,224,226,227,229,230 ;422/63-64,99-104,250,266,297,330,476,561,942 ;206/563,446 ;211/69,71-72,74,71.01

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References Cited [Referenced By]

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U.S. Patent Documents

D282579	February 1986	Juergens
D302207	July 1989	Matkovich
5048957	September 1991	Berthold et al.
5169603	December 1992	Landsberger
5632388	May 1997	Morrison et al.
D414271	September 1999	Mendoza
D448854	October 2001	Kuiper et al.
D461554	August 2002	Lafond et al.
D466219	November 2002	Wynschenk et al.
6568544	May 2003	Lafond et al.
D529622	October 2006	Hadjis et al.
D533948	December 2006	Schaub et al.
D556338	November 2007	Coulling et al.
D566851	April 2008	Hawker et al.
D591425	April 2009	Hawker et al.

Primary Examiner: Nelson; T. Chase
Assistant Examiner: Cavanna; Mark
Attorney, Agent or Firm: Berliner & Associates