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Patent
   D525996
Priority
Oct 03 2002
Filed
Nov 15 2004
Issued
Aug 01 2006
Expiry
Aug 01 2020
Inventors
Sollami, J…
Assg.orig
Assg.curr
Entity
unknown
Referenced by
1
References
35
Maint.:
n/a
I claim the ornamental design for a drill bit blade, as shown and described.

FIG. 1 is a perspective illustration of the drill bit blade of the present invention;

FIG. 2 is a front elevation view of the drill bit blade of FIG. 1, the rear elevation view being identical thereto;

FIG. 3 is a left end elevation view of the drill bit blade of FIG. 1, the right end elevation being identical thereto;

FIG. 4 is a top plan view of the drill bit blade of FIG. 1; and,

FIG. 5 is a bottom plan view of the drill bit blade of FIG. 1.
INVENTORS:

Sollami, Jimmie L.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D594305, Sep 14 2007 Hook and eyelet drill bit
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
2709619,
2902260,
3447616,
4314616, Jan 28 1980 CLEVELAND TWIST DRILL COMPANY, THE Die-cast masonry drill with leading hard insert
4342368, Aug 18 1977 Kennametal Inc. Rotary drills and drill bits
4489796, May 25 1983 KENNAMETAL PC INC Insert for a mine tool roof bit and a method of drilling therewith
4550791, Oct 03 1983 KENNAMETAL PC INC Two-prong rotary bit, especially for use with roof drills, and insert therefor
4787464, Nov 13 1987 KENNAMETAL PC INC Variable rake mine tool insert and method of use
5184689, Mar 06 1991 KENNAMETAL INC Radial cut drill bit insert
5269387, Feb 27 1992 NANCE, LARRY S Insert for mine roof tool bit
5287937, Jun 30 1992 The Sollami Company Drill bits and the blades therefor
5297643, Dec 19 1990 KENNAMETAL INC; NSS Industries Cold headed center vacuum drill bit
5311959, Apr 13 1992 KENNAMETAL INC Mine tool roof bit insert
5375672, Oct 22 1992 SANDVIK ROCK TOOLS, INC Mine roof drill bit and cutting insert therefor
5429199, Aug 26 1992 KENNAMETAL INC Cutting bit and cutting insert
5458210, Oct 15 1993 The Sollami Company Drill bits and blades therefor
5628376, Oct 15 1994 Hilti Aktiengesellschaft Drilling tool bit with a carrier member and cutter members
5630478, Jun 07 1995 Credo Technology Corporation Masonry drill bit and method of making a masonry drill bit
5735648, Nov 28 1994 Hilti Aktiengesellschaft Tool bit with carrier member and cutting member
5829540, Jul 28 1993 SANDVIK ROCK TOOLS, INC Mine roof drill bit and cutting insert therefor
5996715, Jul 28 1993 Sandvik Rock Tools, Inc. Mine roof drill bit and cutting insert therefor
6026918, Oct 10 1997 PETERSEN, GUY A Roof bolt bit
6044919, Jul 31 1997 PETERSEN, GUY A Rotary spade drill arrangement
6145606, Mar 08 1999 KENNAMETAL INC Cutting insert for roof drill bit
6260637, Nov 11 1996 Hawera Probst GmbH Rock drill
6260638, Jul 15 1997 KENNAMETAL INC Rotatable cutting bit assembly with wedge-lock retention assembly
6267542, Jan 15 1999 Drill bit having a chiseless bit tip
6817429, Oct 03 2002 Roof bit carbide blade
D340248, May 23 1991 DOVER BMCS ACQUISITION CORP Roof drill bit for mining
D351174, May 23 1991 DOVER BMCS ACQUISITION CORP Roof drill bit for mining machine
D424579, Oct 08 1998 DOVER BMCS ACQUISITION CORP Rotary mining bit
D430578, Oct 08 1998 DOVER BMCS ACQUISITION CORP Rotary mining bit
D509519, Oct 03 2002 Drill bit blade
D512083, Oct 03 2002 Drill bit blade
D513273, Oct 03 2002 Drill bit blade
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