Patent
   D322171
Priority
Apr 06 1989
Filed
Apr 06 1989
Issued
Dec 10 1991
Expiry
Dec 10 2005
Assg.orig
Entity
unknown
4
3
n/a
The ornamental design for a denture brush, as shown and described.

FIG. 1 is a side elevational view of a denture brush showing our new design, the opposite side being a mirror image thereof;

FIG. 2 is a top plan thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is an end elevational view as seen from the left of FIG. 1; and

FIG. 5 is an elevational view of the opposite end thereof.

Grunberg, Horst, Otto, Helmut F.

Patent Priority Assignee Title
5465449, Sep 14 1994 Ranir, LLC Denture brush
D359168, Oct 05 1993 Toothbrush
D364275, Sep 14 1994 Ranir, LLC Brush
D775838, Jan 05 2015 Toothbrush
Patent Priority Assignee Title
4399582, Mar 09 1981 Modular interproximal toothbrush system
4670931, Feb 07 1986 Toothbrush
96749,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 06 1989The Procter & Gamble Company(assignment on the face of the patent)
Apr 12 1989GRONBERG, HORSTRICHARDSON GMBH, A CORP OF GERMANYASSIGNMENT OF ASSIGNORS INTEREST 0051080912 pdf
Apr 12 1989OTTO, HELMUT F RICHARDSON GMBH, A CORP OF GERMANYASSIGNMENT OF ASSIGNORS INTEREST 0051080912 pdf
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