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
Other references
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 |
- 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
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;
International Classification: 2801;