Patent
   D664167
Priority
Aug 02 2010
Filed
Jan 31 2011
Issued
Jul 24 2012
Expiry
Jul 24 2026
Assg.orig
Entity
unknown
19
7
n/a
The ornamental design for a head portion of a rock drill, as shown and described.

FIG. 1 is an overall, front view of a rock drill having a head portion bearing the design;

FIG. 2 is a right view of the head portion of the rock drill of FIG. 1;

FIG. 3 is a left view of the head portion of the rock drill of FIG. 1;

FIG. 4 is a front view of the head portion of the rock drill of FIG. 1;

FIG. 5 is a back view of the head portion of the rock drill of FIG. 1;

FIG. 6 is a bottom view of the head portion of the rock drill of FIG. 1; and,

FIG. 7 is a top view of the head portion of the rock drill of FIG. 1.

The portions inside the broken-line frames form no part of the claimed design.

Lampe, Rainer

Patent Priority Assignee Title
11285632, Mar 21 2018 Milwaukee Electric Tool Corporation Auger
11850767, Mar 21 2018 Milwaukee Electric Tool Corporation Auger
9085074, Mar 22 2011 Black & Decker Inc Chisels
9333564, Mar 15 2013 Black & Decker Inc.; Black & Decker Inc Drill bit
9333635, Mar 22 2011 Black & Decker Inc. Chisels
D671155, Sep 30 2010 Diager Drill
D706844, Aug 17 2012 Robert Bosch GmbH Percussion drill
D723076, Jan 25 2012 HELLER TOOLS GMBH Masonry drill bit
D724126, May 27 2014 Fraisa SA Drilling and milling device
D734792, Mar 15 2013 Black & Decker Inc. Drill bit
D737875, Mar 15 2013 Black & Decker Inc Drill bit
D857772, Oct 26 2017 B+BTEC INTERNATIONAL BV Drilling tool
D859483, Dec 06 2016 Milwaukee Electric Tool Corporation Drill bit
D872783, Apr 27 2018 Milwaukee Electric Tool Corporation Step drill bit
D877218, Sep 20 2018 Two-way milling cutter
D881241, Apr 27 2018 Milwaukee Electric Tool Corporation Step drill bit
D892183, Apr 27 2018 Milwaukee Electric Tool Corporation Step drill bit
D923674, Dec 06 2016 Milwaukee Electric Tool Corporation Drill bit
ER6645,
Patent Priority Assignee Title
6089337, Feb 22 1997 Hilti Aktiengesellschaft Drilling and/or chiseling tool
20090311060,
20100135741,
20100296887,
20110013999,
D559874, Jul 25 2005 Kobayashi Gimlet Mfg. Co., Ltd. Woodworking drill bit
D629027, Sep 23 2008 HELLER TOOLS GMBH Rock drill
////
Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 31 2011Illinois Tool Works Inc.(assignment on the face of the patent)
Apr 07 2011LAMPE, RAINERIllinois Tool Works IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0261020723 pdf
Apr 30 2014Illinois Tool Works IncITW HELLER GMBHASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0329580526 pdf
Jun 16 2014ITW HELLER GMBHHELLER TOOLS GMBHCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0338130028 pdf
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule