Patent
   D310473
Priority
Oct 02 1987
Filed
Oct 02 1987
Issued
Sep 11 1990
Expiry
Sep 11 2004
Assg.orig
Entity
unknown
6
5
n/a
The ornamental design for a diamond file, as shown.

FIG. 1 is a top perspective view of a diamond file showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a rear elevational view thereof; and

FIG. 7 is a left side elevational view thereof.

Kanamaru, Yutaka, Takeda, Yasuharu

Patent Priority Assignee Title
D323278, Apr 18 1988 TEX-TEC INC , A CORP OF OH Tool for removing buttons from clothing
D343559, Jul 13 1992 Caulking tool
D360569, Feb 01 1993 STONE QUALITY TOOLS Diamond file
D531755, Feb 02 2006 Combined nail groomer and advertising business card
D558876, Jul 02 2004 Stryker Corporation Torsional pineapple dissection tip
D672919, Dec 04 2009 RECKITT & COLMAN OVERSEAS HEALTH LIMITED Depilatory device
Patent Priority Assignee Title
1466391,
1631212,
4683898, Dec 27 1985 Manicure file and method of making same
D242896, Oct 20 1975 Pool cue tip file
60007,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 04 1987TAKEDA, YASUHARURyobi LTDASSIGNMENT OF ASSIGNORS INTEREST 0052800693 pdf
Sep 04 1987KANAMARU, YUTAKARyobi LTDASSIGNMENT OF ASSIGNORS INTEREST 0052800693 pdf
Oct 02 1987Ryoki Ltd.(assignment on the face of the patent)
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