Patent
   D397636
Priority
Apr 02 1997
Filed
Apr 02 1997
Issued
Sep 01 1998
Expiry
Sep 01 2012
Assg.orig
Entity
unknown
6
5
n/a
The ornamental design for a siren speaker, as shown and described.

FIG. 1 is the perspective view of a siren speaker showing my new design;

FIG. 2 is the front elevational view thereof;

FIG. 3 is the rear elevational view thereof;

FIG. 4 is the left side elevational view thereof;

FIG. 5 is the right side elevational view thereof;

FIG. 6 is the top plan view thereof; and,

FIG. 7 is the bottom plan view thereof.

Chu, Charles

Patent Priority Assignee Title
D406074, May 13 1998 Alertek Corporation Electronic siren
D440175, Dec 03 1999 Alertek Corporation Siren
D452454, May 24 2000 Whelen Engineering Company, Inc. Siren speaker
D514466, Nov 19 2004 Backup alarm
D514973, Aug 11 2004 Yamaguchi Electric Ind. Co. Limited Reversing alarm
D516448, Dec 31 2004 Backup alarm
Patent Priority Assignee Title
224276,
D279965, Dec 19 1983 Kobishi Electric Co., Ltd. Siren
D292895, Feb 21 1985 Kobishi Electric Co., Ltd. Siren
D313195, Apr 18 1988 Delta Elettronoica S.p.A. Siren for antitheft warning apparatus for vehicles
D345317, Jul 06 1993 DEI HEADQUATERS, INC; DEI HEADQUARTERS, INC Siren
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 03 1997CHU, CHARLESPORTMAN SECURITY SYSTEM INTERNATIONAL CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0086590935 pdf
Apr 02 1997Portman Secutity System International Co., Ltd.(assignment on the face of the patent)
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