Plunger for specimen filtration device

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Description

FIG. 1 is a perspective view showing the front, top and left sides of a plunger for specimen filtration device embodying the new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a fragmented perspective view illustrating an upper portion of the device of FIG. 1, with a cap shown in an open position.

Referenced Cited
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Patent History
Patent number: D369214
Type: Grant
Filed: Dec 2, 1994
Date of Patent: Apr 23, 1996
Inventor: Frederic L. Nason (Camarillo, CA)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Frank Martinez
Law Firm: Kelly Bauersfeld & Lowry
Application Number: 0/31,703