Stethoscope chestpiece

Description

FIG. 1 is a perspective view of a stethoscope chestpiece showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a right side view thereof, the left side being a mirror image thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a plan view thereof showing the stethoscope chestpiece in solid lines and the rest of the stethoscope with broken lines.

The broken line showing of the non-chill rim in FIGS. 1-7 are for illustrative purposes only and form no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D208125 July 1967 Cefaly
D337381 July 13, 1993 Dufresne et al.
D373824 September 17, 1996 Packard
2505124 April 1950 Lepeschkin
2513827 July 1950 Tynan
3630308 December 1971 Ravin
4212389 July 15, 1980 Allen
4440258 April 3, 1984 Packard
4770270 September 13, 1988 Grimm
4852684 August 1, 1989 Packard
4913259 April 3, 1990 Packard
5111904 May 12, 1992 Packard et al.
5324471 June 28, 1994 Packard et al.
5380182 January 10, 1995 Packard et al.
5449865 September 12, 1995 Desnick et al.
5796053 August 18, 1998 Shieh
Patent History
Patent number: D410285
Type: Grant
Filed: Nov 6, 1997
Date of Patent: May 25, 1999
Assignee: Minnesota Mining and Manufacturing Company (St. Paul, MN)
Inventors: Joy A. Packard (St. Paul, MN), Thomas J. Packard (St. Paul, MN)
Primary Examiner: Stella Reid
Assistant Examiner: Ian Simmons
Attorneys: Gary L. Griswold, Robert W. Sprague, Jeffrey J. Hohenshell
Application Number: 0/79,002
Classifications
Current U.S. Class: Stethoscope (24) (D24/134)
International Classification: 2402;