Headphone

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Information

Patent Grant
D348465

References
Source

Patent Number
D348,465
Date Filed
Tuesday, October 13, 1992
31 years ago
Date Issued
Tuesday, July 5, 1994
30 years ago

Inventors
- Katsumi Yamatogi
Original Assignees
- Sony Corporation
Examiners
- Ansher; Bernard
- Morris; Sandra
Agents
- Eslinger; Lewis H.
- Maioli; Jay H.

US Classifications
- D14 - Recording, communication, or information retrieval equipment
Field of Search
- US
- 181 129
- 379 430
- 379 444
- 381 25
- 381 68
- 381 158
- 381 183
- 381 187
- D14 205
- D14 206
- D14 223
- Term of Grant
  14Years

Information

Abstract

Description

Claims

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

Priority Claims (1)

Number	Date	Country	Kind
3-9187	Mar 1991	JPX

US Referenced Citations (11)

Number	Name	Date	Kind
D286772	Pope	Nov 1986
D291198	Bellini	Aug 1987
D297324	Kohno	Aug 1988
D300133	Daidoh et al.	Mar 1989
D305541	Hirose	Jan 1990
D310081	Daido et al.	Aug 1990
D316861	Yoda et al.	May 1991
D319241	Daido et al.	Aug 1991
D323167	Yamazaki et al.	Jan 1992
D328074	Yamazaki et al.	Jul 1992
5095382	Abe	Mar 1992

Non-Patent Literature Citations (3)

Entry
Crutchfield Home Stereo, Jun. 1982 p. 71, Mura Redset VII Headphone.
W. Bell Co. 1987-1988 International Collection, p. 203, Sony Headphone, top right.
Evans 1988 Catalog, p. 278 Sony Lightweight Headphone, #8.

Continuation in Parts (1)

	Number	Date	Country
Parent	741828	Aug 1991