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Publication numberUSD359251 S
Publication typeGrant
Application numberUS 29/029,043
Publication dateJun 13, 1995
Filing dateSep 28, 1994
Publication number029043, 29029043, US D359251 S, US D359251S, US-S-D359251, USD359251 S, USD359251S
InventorsAllan Tallent
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Portable door knob alarm
US D359251 S
Abstract  available in
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  1. The ornamental design for a portable door knob alarm, as shown and described.

FIG. 1 is a perspective view of a portable door knob alarm showing my new design, with the broken lines showing for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a front view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a top plan view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US8912903Nov 6, 2012Dec 16, 2014Dimitros DounisDoor knob security alarm
U.S. ClassificationD10/106.1