Patent
   D824436
Priority
Sep 12 2016
Filed
Sep 12 2016
Issued
Jul 31 2018
Expiry
Jul 31 2033
Assg.orig
Entity
unknown
3
5
n/a
We claim the ornamental design for a spiral tapered cutter bit for drill head, as shown and described.

FIG. 1 is a bottom and front elevational view of the spiral tapered cutter bit for drill head, shown in place on a drill head;

FIG. 2 is a side elevational view of the spiral tapered cutter bit for drill head;

FIG. 3 is a bottom plan view of the spiral tapered cutter bit for drill head of FIG. 2;

FIG. 4 is a top plan view of the spiral tapered cutter bit for drill head of FIG. 2;

FIG. 5 is a side elevational view of the spiral tapered cutter bit for drill head of FIG. 2;

FIG. 6 is a side elevational view of the spiral tapered cutter bit for drill head of FIG. 2;

FIG. 7 is a side elevational view of the spiral tapered cutter bit for drill head of FIG. 2;

FIG. 8 is a bottom and side perspective view of the spiral tapered cutter bit for drill head of FIG. 2; and,

FIG. 9 is a top and side perspective view of the spiral tapered cutter bit for drill head of FIG. 2.

The broken lines in FIGS. 1, 2, 4, 5, 6, 7, 8 and 9 of the drawings show unclaimed environment only and form no part of the claimed design.

Porturas, Luis Miguel, Watson, Richard W.

Patent Priority Assignee Title
D927567, Aug 01 2018 BETEK GmbH & Co. KG Milling tool
D927568, Aug 01 2018 BETEK GmbH & Co. KG Milling tool
D927569, Aug 01 2018 BETEK GmbH & Co. KG Washer for a milling tool
Patent Priority Assignee Title
D708238, Jun 12 2013 Drill bit
D772315, Apr 11 2013 BETEK GMBH & CO KG Chisel
D775676, Jul 13 2015 Button drill bit
D796563, Apr 10 2014 Kennametal Inc. Cutting tool with W-shaped flute gully
D799574, Mar 30 2015 Milling tool
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