Patent
   D430500
Priority
Dec 13 1999
Filed
Dec 13 1999
Issued
Sep 05 2000
Expiry
Sep 05 2014
Assg.orig
Entity
unknown
10
4
n/a
The ornamental design for a door alarm, as shown and described.

FIG. 1 is a perspective view of a door alarm showing my design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view thereof, with the broken line showing for illustrative purposes only and forming no part of the claimed design.

Chen, Yi-Chen

Patent Priority Assignee Title
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D893330, Mar 25 2020 Combination of a door sensor and magnet
D904913, Dec 13 2017 VERISURE SÀRL Part of alarm device
D951952, Jul 10 2020 SALTO SYSTEMS, S L Reader
D951953, Jul 10 2020 SALTO SYSTEMS, S L Reader
D952637, Jul 10 2020 SALTO SYSTEMS, S L Reader
ER1516,
Patent Priority Assignee Title
D349465, Aug 30 1993 Burglar alarm for doors
D359251, Sep 28 1994 Portable door knob alarm
D371086, Apr 11 1995 DAC Technolgies of America, Inc. Window alarm
D373545, Jun 08 1995 Window alarm surveillance panel
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