Patent
   D256093
Priority
Jun 27 1977
Filed
Jun 27 1977
Issued
Jul 29 1980
Expiry
Jul 29 1994
Assg.orig
Entity
unknown
3
3
n/a
The ornamental design for a door knocker, as shown.

FIG. 1 is a front elevational view of a door knocker showing our new design;

FIG. 2 is a side elevational view taken from the right of FIG. 1, the side opposite being a mere image thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is an enlarged sectional view taken in the direction of the arrows on line 6--6 of FIG. 1; and

FIG. 7 is an enlarged sectional view taken in the direction of the arrows on line 7--7 of FIG. 4.

Kupperman, Dennis, Kupperman, Sam

Patent Priority Assignee Title
5426891, Apr 04 1994 Door knocker with invisible lenticular breast plate
D625592, Jan 04 2010 Set of door knockers
D977822, Oct 29 2022 Wooden textured key fob
Patent Priority Assignee Title
2747538,
160671,
214774,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 27 1977RB Toy Development Co.(assignment on the face of the patent)
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