Gas or carbon monoxide alarm

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

The claimed gas or carbon monoxide alarm is an electronic device that serves to warn of a high level of carbon monoxide or other gases in the atmosphere by means of a sound or signal.

FIG. 1 is a front elevational view of a gas or carbon monoxide alarm showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a perspective view thereof.

Claims

The ornamental design for a gas or carbon monoxide alarm, as shown and described.

Referenced Cited
U.S. Patent Documents
D297317 August 23, 1988 Taylor
D305881 February 6, 1990 Bergeron
6873256 March 29, 2005 Lemelson et al.
Patent History
Patent number: D553530
Type: Grant
Filed: Jun 16, 2006
Date of Patent: Oct 23, 2007
Inventor: Kin Wah Chan (Chai Wan)
Primary Examiner: Antoine D. Davis
Application Number: 29/247,412
Classifications
Current U.S. Class: D10/106; Chemical (12) (D10/81)