Directional microphone

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Information

Patent Grant
D389839

References
Source

Patent Number
D389,839
Date Filed
Wednesday, January 8, 1997
28 years ago
Date Issued
Tuesday, January 27, 1998
26 years ago

Inventors
Original Assignees
- PictureTel Corporation
Examiners
- Morris; Sandra L.
- Bondade; Nanda
Agents
- Fish & Richardson P.C.

US Classifications
- D14 - Recording, communication, or information retrieval equipment
Field of Search
- US
- D14 206
- D14 225-229
- D14 299
- 181 158
- 181 242
- 381 91
- 381 168
- 381 169
- 381 122
International Classifications
- 1401
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a directional microphone, as shown and described.

US Referenced Citations (6)

Number	Name	Date	Kind
D161891	Albert	Feb 1951
D247621	Podall	Mar 1978
D349285	Robertus	Aug 1994
D365564	Luther et al.	Dec 1995
D371784	Gertz	Jul 1996
3053339	Kishi et al.	Sep 1962