Carbon monoxide detector
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Description
FIG. 1 is a perspective photographic view of an embodiment of the carbon monoxide detector according to the invention.
FIG. 2 is a top photographic view of the carbon monoxide detector according to FIG. 1.
FIG. 3 is a first side photographic view of the carbon monoxide detector according to FIG. 1.
FIG. 4 is a second side photographic view of the carbon monoxide detector according to FIG. 1.
FIG. 5 is a third side photographic view of the carbon monoxide detector according to FIG. 1; and,
FIG. 6 is a bottom photographic view of the carbon monoxide detector according to FIG. 1.
Claims
The ornamental design for a carbon monoxide detector, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
| D308646 | June 19, 1990 | Grilk |
| D346981 | May 17, 1994 | Ratzlaff |
| D350300 | September 6, 1994 | Browning et al. |
| D369566 | May 7, 1996 | Poon |
| 5565852 | October 15, 1996 | Peltier et al. |
| 5646598 | July 8, 1997 | Nickles et al. |
| D390797 | February 17, 1998 | Yao et al. |
| D396820 | August 11, 1998 | Wallace |
| D422521 | April 11, 2000 | Morrow |
| 6160487 | December 12, 2000 | DeLuca |
| D450008 | November 6, 2001 | Sakurai et al. |
| 6339379 | January 15, 2002 | Argus et al. |
| WO 01/37231 | May 2001 | WO |
- Safety Products Unlimited, Kidde Nighthawk Premium Plus Carbon Monoxide Alarm web page printout dated Apr. 26, 2002.
- Busch, Mike “AVWeb Product Review: Carbon Monoxide Detectors for Aircraft Use,” web page printout using www.aeromedix.com, dated Jan. 9, 2002, pp. 1-16.
Patent History
Patent number: D472175
Type: Grant
Filed: Mar 25, 2002
Date of Patent: Mar 25, 2003
Assignee: Universal Security Instruments, Inc (Owings Mills, MD)
Inventor: Jeffery Welsh (Owings Mills, MD)
Primary Examiner: Antoine Duval Davis
Attorney, Agent or Law Firm: Cahn & Samuels, LLP
Application Number: 29/157,635
Type: Grant
Filed: Mar 25, 2002
Date of Patent: Mar 25, 2003
Assignee: Universal Security Instruments, Inc (Owings Mills, MD)
Inventor: Jeffery Welsh (Owings Mills, MD)
Primary Examiner: Antoine Duval Davis
Attorney, Agent or Law Firm: Cahn & Samuels, LLP
Application Number: 29/157,635
Classifications
