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Publication numberUSD268984 S
Publication typeGrant
Application numberUS 06/218,057
Publication dateMay 17, 1983
Filing dateDec 19, 1980
Publication number06218057, 218057, US D268984 S, US D268984S, US-S-D268984, USD268984 S, USD268984S
InventorsRodney F. Bergen
Original AssigneeExtend Incorporated
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Door knob adapter
US D268984 S
Abstract  available in
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  1. The ornamental design for a door knob adapter, substantially as shown and described.

FIG. 1 is a top plan view of a door knob adapter showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is an end elevational view taken from the left of FIG. 1;

FIG. 6 is an end elevational view taken from the right of FIG. 1.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6669241Jan 23, 2003Dec 30, 2003Drew KelleyDoor latch opening system
US6988430Jan 15, 2003Jan 24, 2006Snap-On IncorporatedWrench with flexible ring
USD666891 *Sep 1, 2011Sep 11, 2012Bae Systems Land & Armaments, L.P.Vehicle emergency escape window handle
U.S. ClassificationD08/308, D08/321