Smoke detector

Follow

Information

Patent Grant
D422521

References
Source

Patent Number
D422,521
Date Filed
Thursday, July 29, 1999
25 years ago
Date Issued
Tuesday, April 11, 2000
24 years ago

Inventors
- James Morrow
Original Assignees
- Universal Security Instruments, Inc.
Examiners
- Jackson; Marcus A.
Agents
- Cahn & Samuels, LLP

US Classifications
- D10 - Measuring, testing, or signalling instruments
Field of Search
- US
- D10 104
- D10 106
- D10 116
- D10 121
- 340 539
- 340 541
- 340 546
- 340 547
- 340 561
- 340 571
- 340 572
- 340 573
- 340 628
- 340 629
- 340 630
International Classifications
- 1005
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a smoke detector, as shown and described.

US Referenced Citations (5)

Number	Name	Date	Kind
D371086	Collins	Jun 1996
D373544	Nickles et al.	Sep 1996
D382217	Akiyama et al.	Aug 1997
D391184	Kawabata	Feb 1998
D391185	Jomizawa	Feb 1998

Non-Patent Literature Citations (2)

Entry
Universal, Smoke Alarm Products, 1997, Catalog.
Universal, Quality Lighting & Security Products, 1995, p. 19, Catalog.