Hearing protector

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Information

Patent Grant
D331966

References
Source

Patent Number
D331,966
Date Filed
Friday, December 11, 1987
37 years ago
Date Issued
Tuesday, December 22, 1992
32 years ago

Inventors
- Ross Gardner Jr.
Original Assignees
- Cabot Safety Corporation
Examiners
- Reid; Stella
Agents
- Lando; Michelle B.

US Classifications
- D24 - Medical and laboratory equipment
- D14 - Recording, communication, or information retrieval equipment
Field of Search
- US
- D24 67
- 128 866
- 128 864
- 181 130
- 181 131
- 181 135
- 181 129
- 381 67
- 381 75
- 381 183
- 381 187
- 379 430
- 379 444
- 379 381
- D14 205
- D14 206
- D14 223
- D14 249
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a hearing protector, as shown and described.

US Referenced Citations (7)

Number	Name	Date	Kind
D241881	Peterson et al.	Oct 1976
D245202	Asker	Jan 1977
D269611	Saito	Jul 1983
D292530	Anderson	Oct 1987
3288246	Allen	Nov 1966
3319736	Reynolds, Jr.	May 1967
3339667	Speelman	Sep 1967

Foreign Referenced Citations (1)

Number	Date	Country
445111	May 1974	GBX