Transparent assay tester for biological fluids with a fresnel lens

Leiva , et al. November 19, 1

Patent Grant D375799

U.S. patent number D375,799 [Application Number D/034,801] was granted by the patent office on 1996-11-19 for transparent assay tester for biological fluids with a fresnel lens. Invention is credited to William A. Leiva, Ian D. Wells.


United States Patent D375,799
Leiva ,   et al. November 19, 1996

Transparent assay tester for biological fluids with a fresnel lens

Claims

The ornamental design for a transparent assay tester for biological fluids with a fresnel lens, as shown and described.
Inventors: Leiva; William A. (Half Moon Bay, CA), Wells; Ian D. (Escondido, CA)
Appl. No.: D/034,801
Filed: December 12, 1994

Related U.S. Patent Documents

Application Number Filing Date Patent Number Issue Date
15399 Nov 15, 1993
918340 Jul 21, 1992

Current U.S. Class: D24/224; D24/223; D24/225
Field of Search: ;D24/224,225,223 ;422/58,56,61,68.1,81,102,104 ;436/809,808 ;435/970,906,810,814

References Cited [Referenced By]

U.S. Patent Documents
D324426 March 1992 Fan et al.
D328136 July 1992 Hayakawa
2586581 February 1952 Tschischeck
4678640 July 1987 Hamano et al.
5006464 April 1991 Chu et al.
5008077 April 1991 Kheiri
5049487 September 1991 Phillips et al.
5087556 February 1992 Ertinghausen
5137808 August 1992 Ullman et al.
5187100 February 1993 Matzinger et al.
5192503 March 1993 McGrath et al.
5238652 August 1993 Sun et al.
Primary Examiner: Zarfas; Louis S.
Assistant Examiner: Simmons; I.

Description



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

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a front side elevational view thereof; and,

FIG. 7 is a bottom plan view thereof.

* * * * *


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