IP Library › Granted Patent US 664,167
Granted Patent S1
US 664,167 · App. 29/384,431 · Granted Jul 24, 2012

Head portion of rock drill

Assignee: Illinois Tool Works Inc.
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Quick Facts
Patent No.
US 664,167
App. No.
29/384,431
Granted
Jul 24, 2012
Kind
S1
Claims (1)

The ornamental design for a head portion of a rock drill, as shown and described.

Assignments (3)
CHANGE OF NAME Recorded Sep 24, 2014
From: ITW HELLER GMBH
To: HELLER TOOLS GMBH
Reel/Frame 033813/0028 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 23, 2014
From: ILLINOIS TOOL WORKS INC.
To: ITW HELLER GMBH
Reel/Frame 032958/0526 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 11, 2011
From: LAMPE, RAINER
To: ILLINOIS TOOL WORKS INC.
Reel/Frame 026102/0723 →
Priority Claims (3)
EP I 001738956-0001 · Aug 2, 2010 · regional
EP I 0017389956-0002 · Aug 2, 2010 · regional
EP I 0017389956-0003 · Aug 2, 2010 · regional