Patent
   D308975
Priority
Jan 22 1988
Filed
Jan 22 1988
Issued
Jul 03 1990
Expiry
Jul 03 2004
Assg.orig
Entity
unknown
15
13
n/a
The ornamental design for a cutting tool insert, as shown and described.

FIG. 1 is a top and left side perspective view of a cutting tool insert showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a right side elevational view;

FIG. 4 is a bottom plan view;

FIG. 5 is a cross sectional view taken along line 5--5 in FIG. 2;

FIG. 6 is a top and left side perspective view showing a second embodiment of that shown in FIGS. 1-5;

FIG. 7 is a top plan view;

FIG. 8 is a right side elevational view;

FIG. 9 is a bottom plan view; and

FIG. 10 is a cross-sectional view taken along line 10--10 in FIG. 7 thereof .

Niebauer, Kenneth L.

Patent Priority Assignee Title
5141367, Dec 18 1990 KENNAMETAL INC Ceramic cutting tool with chip control
5330296, Dec 18 1990 Kennametal Inc. Ceramic cutting tool with chip control
5350258, Dec 18 1990 KENNAMETAL INC Ceramic cutting tool with chip control
5476025, Dec 18 1990 Kennametal Inc. Method of using a ceramic cutting tool with chip control
5628590, Dec 18 1990 Kennametal Inc. Ceramic cutting tool with chip control
D345984, Apr 14 1992 Mitsubishi Materials Corporation Cutter insert
D347012, May 08 1992 KENNAMETAL INC Chip control insert
D362859, Oct 12 1994 Sandvik Intellectual Property Aktiebolag Cutting insert
D363727, Aug 10 1993 KENNAMETAL INC Cutting tool insert
D365112, Oct 12 1994 Sandvik Intellectual Property Aktiebolag Cutting insert
D413612, Aug 21 1997 KENNAMETAL INC Cutting tool inserts
D416917, Apr 03 1998 Valenite, LLC Polygonal indexable cutting insert
D423024, Jun 30 1999 KENNAMETAL INC Cutting insert
D429261, Jul 07 1999 KENNAMETAL INC Cutting insert
D799573, Oct 30 2013 SUMITOMO ELECTRIC HARDMETAL CORP. Tip for metal cutting tool
Patent Priority Assignee Title
3636602,
3792514,
3968550, Jan 14 1975 Stellram SA Hard metal cutting bit
4318644, Jul 07 1980 Valenite Inc Cutting insert
4359300, Dec 29 1980 CARBOLOY INC , A DE CORP Cutting insert with improved chip control
4411565, May 08 1981 CARBOLOY INC , A DE CORP Finishing insert with improved chip control
4507024, Sep 30 1982 GTE Valeron Corporation Cutting insert with chip control
4741649, Nov 14 1985 Sumitomo Electric Industries, Ltd. Throwaway tip
4787784, Aug 03 1987 Valenite, LLC Polygonal cutting insert
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 13 1988NIEBAUER, KENNETH L KENNAMETAL INC A CORP OF PA ASSIGNMENT OF ASSIGNORS INTEREST 0048440202 pdf
Jan 22 1988Kennametal Inc.(assignment on the face of the patent)
Oct 23 2000KENNAMETAL INCKENNAMETAL PC INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0110520001 pdf
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