Stethoscope chestpiece

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Information

Patent Grant
D410285

References
Source

Patent Number
D410,285
Date Filed
Thursday, November 6, 1997
26 years ago
Date Issued
Tuesday, May 25, 1999
25 years ago

Inventors
- Thomas J. Packard
- Joy A. Packard
Original Assignees
- 3M COMPANY
Examiners
- Reid; Stella
- Simmons; Ian
Agents
- Griswold; Gary L.
- Sprague; Robert W.
- Hohenshell; Jeffrey J.

US Classifications
- D24 - Medical and laboratory equipment
Field of Search
- US
- D24 134
- 181 131
- 181 137
International Classifications
- 2402
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a stethoscope chestpiece, as shown and described.

US Referenced Citations (16)

Number	Name	Date	Kind
D208125	Cefaly	Jul 1967
D337381	Dufresne et al.	Jul 1993
D373824	Packard	Sep 1996
2505124	Lepeschkin	Apr 1950
2513827	Tynan	Jul 1950
3630308	Ravin	Dec 1971
4212389	Allen	Jul 1980
4440258	Packard	Apr 1984
4770270	Grimm	Sep 1988
4852684	Packard	Aug 1989
4913259	Packard	Apr 1990
5111904	Packard et al.	May 1992
5324471	Packard et al.	Jun 1994
5380182	Packard et al.	Jan 1995
5449865	Desnick et al.	Sep 1995
5796053	Shieh	Aug 1998