Prophylactic for laryngoscope

Description

FIG. 1 is a front perspective view of a prophylactic for laryngoscope showing our new design;

FIG. 2 is a side elevational view thereof, the opposite side elevational view being a mirror image; and,

FIG. 3 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D254808 April 22, 1980 Meldahl
D311252 October 9, 1990 Pettway
2358440 September 1944 Bowman
4809678 March 7, 1989 Klein
4817593 April 4, 1989 Taller et al.
4878486 November 7, 1989 Slater
4884558 December 5, 1989 Gorski et al.
5088178 February 18, 1992 Stolk
5178133 January 12, 1993 Pena
5195537 March 23, 1993 Tillotson
5228851 July 20, 1993 Burton
Other references
  • Brochure entitled "The Slater Sleeve", .COPYRGT.1992.
Patent History
Patent number: D379504
Type: Grant
Filed: Sep 24, 1992
Date of Patent: May 27, 1997
Inventors: David A. Crews (Greensboro, NC), Kay R. Huffstetler (Greensboro, NC)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: I. Simmons
Law Firm: Rhodes, Coats & Bennett, L.L.P.
Application Number: 7/951,541
Classifications
Current U.S. Class: Prophylactic Article (D24/105); Viewing (e.g., Otoscope, Ophthalmoscope, Etc.) (D24/137)
International Classification: 2801;