Headset

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Information

Patent Grant
D286874

References
Source

Patent Number
D286,874
Date Filed
Thursday, July 12, 1984
42 years ago
Date Issued
Tuesday, November 25, 1986
39 years ago

Inventors
- Richard A. Bertagna
- Rudolfo M. Ruiz
Original Assignees
- Avicom International, Inc.
Examiners
- Ansher; Bernard
- Shooman; Theodore M.
Agents
- Christie, Parker & Hale

US Classifications
- D14 - Recording, communication, or information retrieval equipment
Field of Search
- US
- D14 68
- D14 70
- D14 76
- D14 99
- 179 156 A
- 179 156 R
- 179 182
- 381 25
- 181 136
- 181 137
- Term of Grant
  14Years

Information

Abstract

Description

Claims

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

US Referenced Citations (4)

Number	Name	Date	Kind
D193936	Hawthorne	Oct 1962
D196654	Van Den Berg	Oct 1963
D255352	Besasie	Jun 1980
3445597	Walters	May 1969

Non-Patent Literature Citations (1)

Entry
Stereo Review, May 1983, p. 14, left side of page, Koss Headphones.