Microbiological test panel

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Description

FIG. 1 is a perspective view of a transparent microbiological test panel showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is a right side elevational view thereof, the left side elevational view being symmetrical.

Referenced Cited
U.S. Patent Documents
D234543 March 1975 Fadler et al.
D254687 April 8, 1980 Fadler et al.
D349773 August 16, 1994 Malin
D380052 June 17, 1997 Musgrave et al.
2557420 June 1951 Elliott
Patent History
Patent number: D421498
Type: Grant
Filed: May 23, 1997
Date of Patent: Mar 7, 2000
Assignee: Becton, Dickinson and Company (Franklin Lakes, NJ)
Inventor: Dwight Livingston (Fallston, MD)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: G. Andoll
Law Firm: Fitzpatrick, Cella, Harper & Scinto
Application Number: 0/71,216