Biological dipstick

- Carter-Wallace, Inc.
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Description

FIG. 1 is a perspective view of a biological dipstick showing my new design;

FIG. 2 is an end view of the sample collecting end; and,

FIG. 3 is an end view of the handle end.

Referenced Cited
U.S. Patent Documents
4123224 October 31, 1978 Givner et al.
4135884 January 23, 1979 Shen
4234316 November 18, 1980 Hevey
4582811 April 15, 1986 Pucci et al.
Patent History
Patent number: D296926
Type: Grant
Filed: Feb 26, 1986
Date of Patent: Jul 26, 1988
Assignee: Carter-Wallace, Inc. (New York, NY)
Inventor: Franklin A. Heasley (Manalapan, NJ)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Stella M. Reid
Law Firm: Lahive & Cockfield
Application Number: 6/836,573
Classifications
Current U.S. Class: D24/17; D24/8; Trapezoidal Or Triangular Surface (D25/23); D24/29