Headphone

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Information

Patent Grant
D422592

References
Source

Patent Number
D422,592
Date Filed
Wednesday, December 30, 1998
27 years ago
Date Issued
Tuesday, April 11, 2000
26 years ago

Inventors
- Michio Deguchi
Original Assignees
- Sony Corporation
Examiners
- Bondade; Nanda
Agents
- Foley & Lardner

US Classifications
- D14 - Recording, communication, or information retrieval equipment
Field of Search
- US
- D14 192
- D14 205
- D14 206
- D14 223
- 181 129
- 181 130
- 379 430
- 379 431
- 381 309
- 381 370
International Classifications
- 1401
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a headphone, as shown and described.

US Referenced Citations (4)

Number	Name	Date	Kind
D254183	Doodson	Feb 1980
D353818	Makamura	Dec 1994
D358390	Hayashi	May 1995
D358391	Isono	May 1995

Non-Patent Literature Citations (2)

Entry
Catalog, "89", pp. 235, 236, 244 & 245, Sony, (Jul. 1998).
Catalog, "Sony inside No. 8 Spring/Summer 98", p. 61, Sony, (Spring/Summer 1998).